diff --git a/extensions/javascript/syntaxes/JavaScript.tmLanguage.json b/extensions/javascript/syntaxes/JavaScript.tmLanguage.json
index a8525b380ef..3e3d9187a1c 100644
--- a/extensions/javascript/syntaxes/JavaScript.tmLanguage.json
+++ b/extensions/javascript/syntaxes/JavaScript.tmLanguage.json
@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/4ef3570784b60450d6baac681cb096fbf1d2397e",
+	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/ae2c847720011811b6ba871d9b84894cb8e9c3cb",
 	"name": "JavaScript (with React support)",
 	"scopeName": "source.js",
 	"patterns": [
@@ -1641,6 +1641,26 @@
 			},
 			"end": "(?=;|$|^)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
+				{
+					"include": "#string"
+				},
+				{
+					"begin": "(?<=^import|[^\\._$[:alnum:]]import)(?!\\s*[\"'])",
+					"end": "\\bfrom\\b",
+					"endCaptures": {
+						"0": {
+							"name": "keyword.control.from.js"
+						}
+					},
+					"patterns": [
+						{
+							"include": "#import-export-declaration"
+						}
+					]
+				},
 				{
 					"include": "#import-export-declaration"
 				}
@@ -1923,7 +1943,7 @@
 		},
 		"after-operator-block-as-object-literal": {
 			"name": "meta.objectliteral.js",
-			"begin": "(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
+			"begin": "(?<!\\+\\+|--)(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
 			"beginCaptures": {
 				"1": {
 					"name": "punctuation.definition.block.js"
@@ -2495,12 +2515,16 @@
 				},
 				{
 					"name": "support.class.builtin.js",
-					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Promise|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
+					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
 				},
 				{
 					"name": "support.class.error.js",
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))((Eval|Internal|Range|Reference|Syntax|Type|URI)?Error)\\b(?!\\$)"
 				},
+				{
+					"name": "support.class.promise.js",
+					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Promise)\\b(?!\\$)"
+				},
 				{
 					"name": "support.function.js",
 					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(clear(Interval|Timeout)|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|escape|eval|\n  isFinite|isNaN|parseFloat|parseInt|require|set(Interval|Timeout)|super|unescape|uneval)(?=\\s*\\()"
@@ -2653,7 +2677,7 @@
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(global|GLOBAL|root|__dirname|__filename)\\b(?!\\$)"
 				},
 				{
-					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n )\n)(?=\\s*\\()",
+					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n ) |\n (all|catch|finally|race|reject|resolve|then\n )\n)(?=\\s*\\()",
 					"captures": {
 						"1": {
 							"name": "punctuation.accessor.js"
@@ -2669,6 +2693,9 @@
 						},
 						"5": {
 							"name": "support.function.dom.js"
+						},
+						"6": {
+							"name": "support.function.promise.js"
 						}
 					}
 				}
@@ -3077,12 +3104,9 @@
 			]
 		},
 		"type-conditional": {
-			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))([_$[:alpha:]][_$[:alnum:]]*)\\s+(extends)\\s+",
+			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(extends)\\s+",
 			"captures": {
 				"1": {
-					"name": "entity.name.type.js"
-				},
-				"2": {
 					"name": "storage.modifier.js"
 				}
 			}
@@ -3406,13 +3430,13 @@
 			"patterns": [
 				{
 					"name": "string.regexp.js",
-					"begin": "(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<!\\+\\+|--)(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.begin.js"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.js"
@@ -3429,13 +3453,13 @@
 				},
 				{
 					"name": "string.regexp.js",
-					"begin": "(?<![_$[:alnum:])\\]])\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<![_$[:alnum:])\\]]|\\+\\+|--)\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.string.begin.js"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.js"
@@ -3459,8 +3483,15 @@
 					"match": "\\\\[bB]|\\^|\\$"
 				},
 				{
-					"name": "keyword.other.back-reference.regexp",
-					"match": "\\\\[1-9]\\d*"
+					"match": "\\\\[1-9]\\d*|\\\\k<([a-zA-Z_$][\\w$]*)>",
+					"captures": {
+						"0": {
+							"name": "keyword.other.back-reference.regexp"
+						},
+						"1": {
+							"name": "variable.other.regexp"
+						}
+					}
 				},
 				{
 					"name": "keyword.operator.quantifier.regexp",
@@ -3472,7 +3503,7 @@
 				},
 				{
 					"name": "meta.group.assertion.regexp",
-					"begin": "(\\()((\\?=)|(\\?!))",
+					"begin": "(\\()((\\?=)|(\\?!)|(\\?<=)|(\\?<!))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.group.regexp"
@@ -3485,6 +3516,12 @@
 						},
 						"4": {
 							"name": "meta.assertion.negative-look-ahead.regexp"
+						},
+						"5": {
+							"name": "meta.assertion.look-behind.regexp"
+						},
+						"6": {
+							"name": "meta.assertion.negative-look-behind.regexp"
 						}
 					},
 					"end": "(\\))",
@@ -3501,13 +3538,16 @@
 				},
 				{
 					"name": "meta.group.regexp",
-					"begin": "\\((\\?:)?",
+					"begin": "\\((?:(\\?:)|(?:\\?<([a-zA-Z_$][\\w$]*)>))?",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.group.regexp"
 						},
 						"1": {
 							"name": "punctuation.definition.group.no-capture.regexp"
+						},
+						"2": {
+							"name": "variable.other.regexp"
 						}
 					},
 					"end": "\\)",
@@ -4152,7 +4192,7 @@
 			]
 		},
 		"jsx-tag-without-attributes-in-expression": {
-			"begin": "(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*(?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
+			"begin": "(?<!\\+\\+|--)(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*(?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
 			"end": "(?!(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
 			"patterns": [
 				{
@@ -4212,7 +4252,7 @@
 			]
 		},
 		"jsx-tag-in-expression": {
-			"begin": "(?x)\n  (?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*\n  (?!<\\s*[_$[:alpha:]][_$[:alnum:]]*((\\s+extends\\s+[^=>])|,)) # look ahead is not type parameter of arrow\n  (?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
+			"begin": "(?x)\n  (?<!\\+\\+|--)(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*\n  (?!<\\s*[_$[:alpha:]][_$[:alnum:]]*((\\s+extends\\s+[^=>])|,)) # look ahead is not type parameter of arrow\n  (?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
 			"end": "(?!(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
 			"patterns": [
 				{
@@ -4358,6 +4398,9 @@
 			"begin": "\\s+",
 			"end": "(?=[/]?>)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
 				{
 					"include": "#jsx-tag-attribute-name"
 				},
diff --git a/extensions/javascript/syntaxes/JavaScriptReact.tmLanguage.json b/extensions/javascript/syntaxes/JavaScriptReact.tmLanguage.json
index 33d2c2324fd..3b0c5a5d0ac 100644
--- a/extensions/javascript/syntaxes/JavaScriptReact.tmLanguage.json
+++ b/extensions/javascript/syntaxes/JavaScriptReact.tmLanguage.json
@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/4ef3570784b60450d6baac681cb096fbf1d2397e",
+	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/ae2c847720011811b6ba871d9b84894cb8e9c3cb",
 	"name": "JavaScript (with React support)",
 	"scopeName": "source.js.jsx",
 	"patterns": [
@@ -1641,6 +1641,26 @@
 			},
 			"end": "(?=;|$|^)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
+				{
+					"include": "#string"
+				},
+				{
+					"begin": "(?<=^import|[^\\._$[:alnum:]]import)(?!\\s*[\"'])",
+					"end": "\\bfrom\\b",
+					"endCaptures": {
+						"0": {
+							"name": "keyword.control.from.js.jsx"
+						}
+					},
+					"patterns": [
+						{
+							"include": "#import-export-declaration"
+						}
+					]
+				},
 				{
 					"include": "#import-export-declaration"
 				}
@@ -1923,7 +1943,7 @@
 		},
 		"after-operator-block-as-object-literal": {
 			"name": "meta.objectliteral.js.jsx",
-			"begin": "(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
+			"begin": "(?<!\\+\\+|--)(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
 			"beginCaptures": {
 				"1": {
 					"name": "punctuation.definition.block.js.jsx"
@@ -2495,12 +2515,16 @@
 				},
 				{
 					"name": "support.class.builtin.js.jsx",
-					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Promise|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
+					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
 				},
 				{
 					"name": "support.class.error.js.jsx",
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))((Eval|Internal|Range|Reference|Syntax|Type|URI)?Error)\\b(?!\\$)"
 				},
+				{
+					"name": "support.class.promise.js.jsx",
+					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Promise)\\b(?!\\$)"
+				},
 				{
 					"name": "support.function.js.jsx",
 					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(clear(Interval|Timeout)|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|escape|eval|\n  isFinite|isNaN|parseFloat|parseInt|require|set(Interval|Timeout)|super|unescape|uneval)(?=\\s*\\()"
@@ -2653,7 +2677,7 @@
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(global|GLOBAL|root|__dirname|__filename)\\b(?!\\$)"
 				},
 				{
-					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n )\n)(?=\\s*\\()",
+					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n ) |\n (all|catch|finally|race|reject|resolve|then\n )\n)(?=\\s*\\()",
 					"captures": {
 						"1": {
 							"name": "punctuation.accessor.js.jsx"
@@ -2669,6 +2693,9 @@
 						},
 						"5": {
 							"name": "support.function.dom.js.jsx"
+						},
+						"6": {
+							"name": "support.function.promise.js.jsx"
 						}
 					}
 				}
@@ -3077,12 +3104,9 @@
 			]
 		},
 		"type-conditional": {
-			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))([_$[:alpha:]][_$[:alnum:]]*)\\s+(extends)\\s+",
+			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(extends)\\s+",
 			"captures": {
 				"1": {
-					"name": "entity.name.type.js.jsx"
-				},
-				"2": {
 					"name": "storage.modifier.js.jsx"
 				}
 			}
@@ -3406,13 +3430,13 @@
 			"patterns": [
 				{
 					"name": "string.regexp.js.jsx",
-					"begin": "(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<!\\+\\+|--)(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.begin.js.jsx"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.js.jsx"
@@ -3429,13 +3453,13 @@
 				},
 				{
 					"name": "string.regexp.js.jsx",
-					"begin": "(?<![_$[:alnum:])\\]])\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<![_$[:alnum:])\\]]|\\+\\+|--)\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.string.begin.js.jsx"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.js.jsx"
@@ -3459,8 +3483,15 @@
 					"match": "\\\\[bB]|\\^|\\$"
 				},
 				{
-					"name": "keyword.other.back-reference.regexp",
-					"match": "\\\\[1-9]\\d*"
+					"match": "\\\\[1-9]\\d*|\\\\k<([a-zA-Z_$][\\w$]*)>",
+					"captures": {
+						"0": {
+							"name": "keyword.other.back-reference.regexp"
+						},
+						"1": {
+							"name": "variable.other.regexp"
+						}
+					}
 				},
 				{
 					"name": "keyword.operator.quantifier.regexp",
@@ -3472,7 +3503,7 @@
 				},
 				{
 					"name": "meta.group.assertion.regexp",
-					"begin": "(\\()((\\?=)|(\\?!))",
+					"begin": "(\\()((\\?=)|(\\?!)|(\\?<=)|(\\?<!))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.group.regexp"
@@ -3485,6 +3516,12 @@
 						},
 						"4": {
 							"name": "meta.assertion.negative-look-ahead.regexp"
+						},
+						"5": {
+							"name": "meta.assertion.look-behind.regexp"
+						},
+						"6": {
+							"name": "meta.assertion.negative-look-behind.regexp"
 						}
 					},
 					"end": "(\\))",
@@ -3501,13 +3538,16 @@
 				},
 				{
 					"name": "meta.group.regexp",
-					"begin": "\\((\\?:)?",
+					"begin": "\\((?:(\\?:)|(?:\\?<([a-zA-Z_$][\\w$]*)>))?",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.group.regexp"
 						},
 						"1": {
 							"name": "punctuation.definition.group.no-capture.regexp"
+						},
+						"2": {
+							"name": "variable.other.regexp"
 						}
 					},
 					"end": "\\)",
@@ -4152,7 +4192,7 @@
 			]
 		},
 		"jsx-tag-without-attributes-in-expression": {
-			"begin": "(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*(?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
+			"begin": "(?<!\\+\\+|--)(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*(?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
 			"end": "(?!(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
 			"patterns": [
 				{
@@ -4212,7 +4252,7 @@
 			]
 		},
 		"jsx-tag-in-expression": {
-			"begin": "(?x)\n  (?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*\n  (?!<\\s*[_$[:alpha:]][_$[:alnum:]]*((\\s+extends\\s+[^=>])|,)) # look ahead is not type parameter of arrow\n  (?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
+			"begin": "(?x)\n  (?<!\\+\\+|--)(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*\n  (?!<\\s*[_$[:alpha:]][_$[:alnum:]]*((\\s+extends\\s+[^=>])|,)) # look ahead is not type parameter of arrow\n  (?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
 			"end": "(?!(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
 			"patterns": [
 				{
@@ -4358,6 +4398,9 @@
 			"begin": "\\s+",
 			"end": "(?=[/]?>)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
 				{
 					"include": "#jsx-tag-attribute-name"
 				},
diff --git a/extensions/typescript-basics/syntaxes/TypeScript.tmLanguage.json b/extensions/typescript-basics/syntaxes/TypeScript.tmLanguage.json
index 21fba6f0e64..24abed08fee 100644
--- a/extensions/typescript-basics/syntaxes/TypeScript.tmLanguage.json
+++ b/extensions/typescript-basics/syntaxes/TypeScript.tmLanguage.json
@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/4ef3570784b60450d6baac681cb096fbf1d2397e",
+	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/f6c23eabdd7891078f178594c14188b9027e2485",
 	"name": "TypeScript",
 	"scopeName": "source.ts",
 	"patterns": [
@@ -1638,6 +1638,26 @@
 			},
 			"end": "(?=;|$|^)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
+				{
+					"include": "#string"
+				},
+				{
+					"begin": "(?<=^import|[^\\._$[:alnum:]]import)(?!\\s*[\"'])",
+					"end": "\\bfrom\\b",
+					"endCaptures": {
+						"0": {
+							"name": "keyword.control.from.ts"
+						}
+					},
+					"patterns": [
+						{
+							"include": "#import-export-declaration"
+						}
+					]
+				},
 				{
 					"include": "#import-export-declaration"
 				}
@@ -1920,7 +1940,7 @@
 		},
 		"after-operator-block-as-object-literal": {
 			"name": "meta.objectliteral.ts",
-			"begin": "(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
+			"begin": "(?<!\\+\\+|--)(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
 			"beginCaptures": {
 				"1": {
 					"name": "punctuation.definition.block.ts"
@@ -2209,7 +2229,7 @@
 			"patterns": [
 				{
 					"name": "cast.expr.ts",
-					"begin": "(?:(?<=^return|[^\\._$[:alnum:]]return|^throw|[^\\._$[:alnum:]]throw|^yield|[^\\._$[:alnum:]]yield|^await|[^\\._$[:alnum:]]await|^default|[^\\._$[:alnum:]]default|[=(,:>*?\\&\\|\\^]|[^_$[:alnum:]](?:\\+\\+|\\-\\-)|[^\\+]\\+|[^\\-]\\-))\\s*(<)(?!<?\\=)",
+					"begin": "(?:(?<!\\+\\+|--)(?<=^return|[^\\._$[:alnum:]]return|^throw|[^\\._$[:alnum:]]throw|^yield|[^\\._$[:alnum:]]yield|^await|[^\\._$[:alnum:]]await|^default|[^\\._$[:alnum:]]default|[=(,:>*?\\&\\|\\^]|[^_$[:alnum:]](?:\\+\\+|\\-\\-)|[^\\+]\\+|[^\\-]\\-))\\s*(<)(?!<?\\=)",
 					"beginCaptures": {
 						"1": {
 							"name": "meta.brace.angle.ts"
@@ -2529,12 +2549,16 @@
 				},
 				{
 					"name": "support.class.builtin.ts",
-					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Promise|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
+					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
 				},
 				{
 					"name": "support.class.error.ts",
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))((Eval|Internal|Range|Reference|Syntax|Type|URI)?Error)\\b(?!\\$)"
 				},
+				{
+					"name": "support.class.promise.ts",
+					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Promise)\\b(?!\\$)"
+				},
 				{
 					"name": "support.function.ts",
 					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(clear(Interval|Timeout)|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|escape|eval|\n  isFinite|isNaN|parseFloat|parseInt|require|set(Interval|Timeout)|super|unescape|uneval)(?=\\s*\\()"
@@ -2687,7 +2711,7 @@
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(global|GLOBAL|root|__dirname|__filename)\\b(?!\\$)"
 				},
 				{
-					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n )\n)(?=\\s*\\()",
+					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n ) |\n (all|catch|finally|race|reject|resolve|then\n )\n)(?=\\s*\\()",
 					"captures": {
 						"1": {
 							"name": "punctuation.accessor.ts"
@@ -2703,6 +2727,9 @@
 						},
 						"5": {
 							"name": "support.function.dom.ts"
+						},
+						"6": {
+							"name": "support.function.promise.ts"
 						}
 					}
 				}
@@ -3111,12 +3138,9 @@
 			]
 		},
 		"type-conditional": {
-			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))([_$[:alpha:]][_$[:alnum:]]*)\\s+(extends)\\s+",
+			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(extends)\\s+",
 			"captures": {
 				"1": {
-					"name": "entity.name.type.ts"
-				},
-				"2": {
 					"name": "storage.modifier.ts"
 				}
 			}
@@ -3440,13 +3464,13 @@
 			"patterns": [
 				{
 					"name": "string.regexp.ts",
-					"begin": "(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<!\\+\\+|--)(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.begin.ts"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.ts"
@@ -3463,13 +3487,13 @@
 				},
 				{
 					"name": "string.regexp.ts",
-					"begin": "(?<![_$[:alnum:])\\]])\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<![_$[:alnum:])\\]]|\\+\\+|--)\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.string.begin.ts"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.ts"
@@ -3493,8 +3517,15 @@
 					"match": "\\\\[bB]|\\^|\\$"
 				},
 				{
-					"name": "keyword.other.back-reference.regexp",
-					"match": "\\\\[1-9]\\d*"
+					"match": "\\\\[1-9]\\d*|\\\\k<([a-zA-Z_$][\\w$]*)>",
+					"captures": {
+						"0": {
+							"name": "keyword.other.back-reference.regexp"
+						},
+						"1": {
+							"name": "variable.other.regexp"
+						}
+					}
 				},
 				{
 					"name": "keyword.operator.quantifier.regexp",
@@ -3506,7 +3537,7 @@
 				},
 				{
 					"name": "meta.group.assertion.regexp",
-					"begin": "(\\()((\\?=)|(\\?!))",
+					"begin": "(\\()((\\?=)|(\\?!)|(\\?<=)|(\\?<!))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.group.regexp"
@@ -3519,6 +3550,12 @@
 						},
 						"4": {
 							"name": "meta.assertion.negative-look-ahead.regexp"
+						},
+						"5": {
+							"name": "meta.assertion.look-behind.regexp"
+						},
+						"6": {
+							"name": "meta.assertion.negative-look-behind.regexp"
 						}
 					},
 					"end": "(\\))",
@@ -3535,13 +3572,16 @@
 				},
 				{
 					"name": "meta.group.regexp",
-					"begin": "\\((\\?:)?",
+					"begin": "\\((?:(\\?:)|(?:\\?<([a-zA-Z_$][\\w$]*)>))?",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.group.regexp"
 						},
 						"1": {
 							"name": "punctuation.definition.group.no-capture.regexp"
+						},
+						"2": {
+							"name": "variable.other.regexp"
 						}
 					},
 					"end": "\\)",
diff --git a/extensions/typescript-basics/syntaxes/TypeScriptReact.tmLanguage.json b/extensions/typescript-basics/syntaxes/TypeScriptReact.tmLanguage.json
index 7850f85f533..22e059049b7 100644
--- a/extensions/typescript-basics/syntaxes/TypeScriptReact.tmLanguage.json
+++ b/extensions/typescript-basics/syntaxes/TypeScriptReact.tmLanguage.json
@@ -4,7 +4,7 @@
 		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
 		"Once accepted there, we are happy to receive an update request."
 	],
-	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/4ef3570784b60450d6baac681cb096fbf1d2397e",
+	"version": "https://github.com/Microsoft/TypeScript-TmLanguage/commit/ae2c847720011811b6ba871d9b84894cb8e9c3cb",
 	"name": "TypeScriptReact",
 	"scopeName": "source.tsx",
 	"patterns": [
@@ -1641,6 +1641,26 @@
 			},
 			"end": "(?=;|$|^)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
+				{
+					"include": "#string"
+				},
+				{
+					"begin": "(?<=^import|[^\\._$[:alnum:]]import)(?!\\s*[\"'])",
+					"end": "\\bfrom\\b",
+					"endCaptures": {
+						"0": {
+							"name": "keyword.control.from.tsx"
+						}
+					},
+					"patterns": [
+						{
+							"include": "#import-export-declaration"
+						}
+					]
+				},
 				{
 					"include": "#import-export-declaration"
 				}
@@ -1923,7 +1943,7 @@
 		},
 		"after-operator-block-as-object-literal": {
 			"name": "meta.objectliteral.tsx",
-			"begin": "(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
+			"begin": "(?<!\\+\\+|--)(?<=[=(,\\[?+!]|^await|[^\\._$[:alnum:]]await|^return|[^\\._$[:alnum:]]return|^yield|[^\\._$[:alnum:]]yield|^throw|[^\\._$[:alnum:]]throw|^in|[^\\._$[:alnum:]]in|^of|[^\\._$[:alnum:]]of|^typeof|[^\\._$[:alnum:]]typeof|&&|\\|\\||\\*)\\s*(\\{)",
 			"beginCaptures": {
 				"1": {
 					"name": "punctuation.definition.block.tsx"
@@ -2495,12 +2515,16 @@
 				},
 				{
 					"name": "support.class.builtin.tsx",
-					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Promise|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
+					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Array|ArrayBuffer|Atomics|Boolean|DataView|Date|Float32Array|Float64Array|Function|Generator\n  |GeneratorFunction|Int8Array|Int16Array|Int32Array|Intl|Map|Number|Object|Proxy\n  |Reflect|RegExp|Set|SharedArrayBuffer|SIMD|String|Symbol|TypedArray\n  |Uint8Array|Uint16Array|Uint32Array|Uint8ClampedArray|WeakMap|WeakSet)\\b(?!\\$)"
 				},
 				{
 					"name": "support.class.error.tsx",
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))((Eval|Internal|Range|Reference|Syntax|Type|URI)?Error)\\b(?!\\$)"
 				},
+				{
+					"name": "support.class.promise.tsx",
+					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(Promise)\\b(?!\\$)"
+				},
 				{
 					"name": "support.function.tsx",
 					"match": "(?x)(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(clear(Interval|Timeout)|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|escape|eval|\n  isFinite|isNaN|parseFloat|parseInt|require|set(Interval|Timeout)|super|unescape|uneval)(?=\\s*\\()"
@@ -2653,7 +2677,7 @@
 					"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(global|GLOBAL|root|__dirname|__filename)\\b(?!\\$)"
 				},
 				{
-					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n )\n)(?=\\s*\\()",
+					"match": "(?x) (?:(\\.)|(\\?\\.(?!\\s*[[:digit:]]))) \\s*\n(?:\n (on(?:Rowsinserted|Rowsdelete|Rowenter|Rowexit|Resize|Resizestart|Resizeend|Reset|\n   Readystatechange|Mouseout|Mouseover|Mousedown|Mouseup|Mousemove|\n   Before(?:cut|deactivate|unload|update|paste|print|editfocus|activate)|\n   Blur|Scrolltop|Submit|Select|Selectstart|Selectionchange|Hover|Help|\n   Change|Contextmenu|Controlselect|Cut|Cellchange|Clock|Close|Deactivate|\n   Datasetchanged|Datasetcomplete|Dataavailable|Drop|Drag|Dragstart|Dragover|\n   Dragdrop|Dragenter|Dragend|Dragleave|Dblclick|Unload|Paste|Propertychange|Error|\n   Errorupdate|Keydown|Keyup|Keypress|Focus|Load|Activate|Afterupdate|Afterprint|Abort)\n ) |\n (shift|showModelessDialog|showModalDialog|showHelp|scroll|scrollX|scrollByPages|\n   scrollByLines|scrollY|scrollTo|stop|strike|sizeToContent|sidebar|signText|sort|\n   sup|sub|substr|substring|splice|split|send|set(?:Milliseconds|Seconds|Minutes|Hours|\n   Month|Year|FullYear|Date|UTC(?:Milliseconds|Seconds|Minutes|Hours|Month|FullYear|Date)|\n   Time|Hotkeys|Cursor|ZOptions|Active|Resizable|RequestHeader)|search|slice|\n   savePreferences|small|home|handleEvent|navigate|char|charCodeAt|charAt|concat|\n   contextual|confirm|compile|clear|captureEvents|call|createStyleSheet|createPopup|\n   createEventObject|to(?:GMTString|UTCString|String|Source|UpperCase|LowerCase|LocaleString)|\n   test|taint|taintEnabled|indexOf|italics|disableExternalCapture|dump|detachEvent|unshift|\n   untaint|unwatch|updateCommands|join|javaEnabled|pop|push|plugins.refresh|paddings|parse|\n   print|prompt|preference|enableExternalCapture|exec|execScript|valueOf|UTC|find|file|\n   fileModifiedDate|fileSize|fileCreatedDate|fileUpdatedDate|fixed|fontsize|fontcolor|\n   forward|fromCharCode|watch|link|load|lastIndexOf|anchor|attachEvent|atob|apply|alert|\n   abort|routeEvents|resize|resizeBy|resizeTo|recalc|returnValue|replace|reverse|reload|\n   releaseCapture|releaseEvents|go|get(?:Milliseconds|Seconds|Minutes|Hours|Month|Day|Year|FullYear|\n   Time|Date|TimezoneOffset|UTC(?:Milliseconds|Seconds|Minutes|Hours|Day|Month|FullYear|Date)|\n   Attention|Selection|ResponseHeader|AllResponseHeaders)|moveBy|moveBelow|moveTo|\n   moveToAbsolute|moveAbove|mergeAttributes|match|margins|btoa|big|bold|borderWidths|blink|back\n ) |\n (acceptNode|add|addEventListener|addTextTrack|adoptNode|after|animate|append|\n   appendChild|appendData|before|blur|canPlayType|captureStream|\n   caretPositionFromPoint|caretRangeFromPoint|checkValidity|clear|click|\n   cloneContents|cloneNode|cloneRange|close|closest|collapse|\n   compareBoundaryPoints|compareDocumentPosition|comparePoint|contains|\n   convertPointFromNode|convertQuadFromNode|convertRectFromNode|createAttribute|\n   createAttributeNS|createCaption|createCDATASection|createComment|\n   createContextualFragment|createDocument|createDocumentFragment|\n   createDocumentType|createElement|createElementNS|createEntityReference|\n   createEvent|createExpression|createHTMLDocument|createNodeIterator|\n   createNSResolver|createProcessingInstruction|createRange|createShadowRoot|\n   createTBody|createTextNode|createTFoot|createTHead|createTreeWalker|delete|\n   deleteCaption|deleteCell|deleteContents|deleteData|deleteRow|deleteTFoot|\n   deleteTHead|detach|disconnect|dispatchEvent|elementFromPoint|elementsFromPoint|\n   enableStyleSheetsForSet|entries|evaluate|execCommand|exitFullscreen|\n   exitPointerLock|expand|extractContents|fastSeek|firstChild|focus|forEach|get|\n   getAll|getAnimations|getAttribute|getAttributeNames|getAttributeNode|\n   getAttributeNodeNS|getAttributeNS|getBoundingClientRect|getBoxQuads|\n   getClientRects|getContext|getDestinationInsertionPoints|getElementById|\n   getElementsByClassName|getElementsByName|getElementsByTagName|\n   getElementsByTagNameNS|getItem|getNamedItem|getSelection|getStartDate|\n   getVideoPlaybackQuality|has|hasAttribute|hasAttributeNS|hasAttributes|\n   hasChildNodes|hasFeature|hasFocus|importNode|initEvent|insertAdjacentElement|\n   insertAdjacentHTML|insertAdjacentText|insertBefore|insertCell|insertData|\n   insertNode|insertRow|intersectsNode|isDefaultNamespace|isEqualNode|\n   isPointInRange|isSameNode|item|key|keys|lastChild|load|lookupNamespaceURI|\n   lookupPrefix|matches|move|moveAttribute|moveAttributeNode|moveChild|\n   moveNamedItem|namedItem|nextNode|nextSibling|normalize|observe|open|\n   parentNode|pause|play|postMessage|prepend|preventDefault|previousNode|\n   previousSibling|probablySupportsContext|queryCommandEnabled|\n   queryCommandIndeterm|queryCommandState|queryCommandSupported|queryCommandValue|\n   querySelector|querySelectorAll|registerContentHandler|registerElement|\n   registerProtocolHandler|releaseCapture|releaseEvents|remove|removeAttribute|\n   removeAttributeNode|removeAttributeNS|removeChild|removeEventListener|\n   removeItem|replace|replaceChild|replaceData|replaceWith|reportValidity|\n   requestFullscreen|requestPointerLock|reset|scroll|scrollBy|scrollIntoView|\n   scrollTo|seekToNextFrame|select|selectNode|selectNodeContents|set|setAttribute|\n   setAttributeNode|setAttributeNodeNS|setAttributeNS|setCapture|\n   setCustomValidity|setEnd|setEndAfter|setEndBefore|setItem|setNamedItem|\n   setRangeText|setSelectionRange|setSinkId|setStart|setStartAfter|setStartBefore|\n   slice|splitText|stepDown|stepUp|stopImmediatePropagation|stopPropagation|\n   submit|substringData|supports|surroundContents|takeRecords|terminate|toBlob|\n   toDataURL|toggle|toString|values|write|writeln\n ) |\n (all|catch|finally|race|reject|resolve|then\n )\n)(?=\\s*\\()",
 					"captures": {
 						"1": {
 							"name": "punctuation.accessor.tsx"
@@ -2669,6 +2693,9 @@
 						},
 						"5": {
 							"name": "support.function.dom.tsx"
+						},
+						"6": {
+							"name": "support.function.promise.tsx"
 						}
 					}
 				}
@@ -3077,12 +3104,9 @@
 			]
 		},
 		"type-conditional": {
-			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))([_$[:alpha:]][_$[:alnum:]]*)\\s+(extends)\\s+",
+			"match": "(?<![_$[:alnum:]])(?:(?<=\\.\\.\\.)|(?<!\\.))(extends)\\s+",
 			"captures": {
 				"1": {
-					"name": "entity.name.type.tsx"
-				},
-				"2": {
 					"name": "storage.modifier.tsx"
 				}
 			}
@@ -3406,13 +3430,13 @@
 			"patterns": [
 				{
 					"name": "string.regexp.tsx",
-					"begin": "(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<!\\+\\+|--)(?<=[=(:,\\[?+!]|^return|[^\\._$[:alnum:]]return|^case|[^\\._$[:alnum:]]case|=>|&&|\\|\\||\\*\\/)\\s*(\\/)(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.begin.tsx"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.tsx"
@@ -3429,13 +3453,13 @@
 				},
 				{
 					"name": "string.regexp.tsx",
-					"begin": "(?<![_$[:alnum:])\\]])\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimuy]*(?!\\s*[a-zA-Z0-9_$]))",
+					"begin": "(?<![_$[:alnum:])\\]]|\\+\\+|--)\\/(?![\\/*])(?=(?:[^\\/\\\\\\[]|\\\\.|\\[([^\\]\\\\]|\\\\.)+\\])+\\/(?![\\/*])[gimsuy]*(?!\\s*[a-zA-Z0-9_$]))",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.string.begin.tsx"
 						}
 					},
-					"end": "(/)([gimuy]*)",
+					"end": "(/)([gimsuy]*)",
 					"endCaptures": {
 						"1": {
 							"name": "punctuation.definition.string.end.tsx"
@@ -3459,8 +3483,15 @@
 					"match": "\\\\[bB]|\\^|\\$"
 				},
 				{
-					"name": "keyword.other.back-reference.regexp",
-					"match": "\\\\[1-9]\\d*"
+					"match": "\\\\[1-9]\\d*|\\\\k<([a-zA-Z_$][\\w$]*)>",
+					"captures": {
+						"0": {
+							"name": "keyword.other.back-reference.regexp"
+						},
+						"1": {
+							"name": "variable.other.regexp"
+						}
+					}
 				},
 				{
 					"name": "keyword.operator.quantifier.regexp",
@@ -3472,7 +3503,7 @@
 				},
 				{
 					"name": "meta.group.assertion.regexp",
-					"begin": "(\\()((\\?=)|(\\?!))",
+					"begin": "(\\()((\\?=)|(\\?!)|(\\?<=)|(\\?<!))",
 					"beginCaptures": {
 						"1": {
 							"name": "punctuation.definition.group.regexp"
@@ -3485,6 +3516,12 @@
 						},
 						"4": {
 							"name": "meta.assertion.negative-look-ahead.regexp"
+						},
+						"5": {
+							"name": "meta.assertion.look-behind.regexp"
+						},
+						"6": {
+							"name": "meta.assertion.negative-look-behind.regexp"
 						}
 					},
 					"end": "(\\))",
@@ -3501,13 +3538,16 @@
 				},
 				{
 					"name": "meta.group.regexp",
-					"begin": "\\((\\?:)?",
+					"begin": "\\((?:(\\?:)|(?:\\?<([a-zA-Z_$][\\w$]*)>))?",
 					"beginCaptures": {
 						"0": {
 							"name": "punctuation.definition.group.regexp"
 						},
 						"1": {
 							"name": "punctuation.definition.group.no-capture.regexp"
+						},
+						"2": {
+							"name": "variable.other.regexp"
 						}
 					},
 					"end": "\\)",
@@ -4152,7 +4192,7 @@
 			]
 		},
 		"jsx-tag-without-attributes-in-expression": {
-			"begin": "(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*(?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
+			"begin": "(?<!\\+\\+|--)(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*(?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
 			"end": "(?!(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))?\\s*(>))",
 			"patterns": [
 				{
@@ -4212,7 +4252,7 @@
 			]
 		},
 		"jsx-tag-in-expression": {
-			"begin": "(?x)\n  (?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*\n  (?!<\\s*[_$[:alpha:]][_$[:alnum:]]*((\\s+extends\\s+[^=>])|,)) # look ahead is not type parameter of arrow\n  (?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
+			"begin": "(?x)\n  (?<!\\+\\+|--)(?<=[({\\[,?=>:*]|&&|\\|\\||\\?|^return|[^\\._$[:alnum:]]return|^default|[^\\._$[:alnum:]]default|^)\\s*\n  (?!<\\s*[_$[:alpha:]][_$[:alnum:]]*((\\s+extends\\s+[^=>])|,)) # look ahead is not type parameter of arrow\n  (?=(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
 			"end": "(?!(<)\\s*(?:([_$a-zA-Z][-$\\w.]*)(?<!\\.|-)(:))?((?:[a-z][a-z0-9]*|([_$a-zA-Z][-$\\w.]*))(?<!\\.|-))(?=(<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>|\\<\\s*(([_$[:alpha:]]|(\\{([^\\{\\}]|(\\{[^\\{\\}]*\\}))*\\})|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(\\[([^\\[\\]]|(\\[[^\\[\\]]*\\]))*\\]))|(\\'[^\\']*\\')|(\\\"[^\\\"]*\\\")|(\\`[^\\`]*\\`))([^<>\\(]|(\\(([^\\(\\)]|(\\([^\\(\\)]*\\)))*\\))|(?<==)\\>)*(?!=)\\>)*(?!=)>)?\\s+(?!\\?)|\\/?>))",
 			"patterns": [
 				{
@@ -4358,6 +4398,9 @@
 			"begin": "\\s+",
 			"end": "(?=[/]?>)",
 			"patterns": [
+				{
+					"include": "#comment"
+				},
 				{
 					"include": "#jsx-tag-attribute-name"
 				},