[docker] add update grammar script

extensions/docker/syntaxes/docker.tmLanguage.json

@@ -0,0 +1,90 @@
+{
+	"fileTypes": [
+		"Dockerfile"
+	],
+	"name": "Dockerfile",
+	"patterns": [
+		{
+			"captures": {
+				"1": {
+					"name": "keyword.control.dockerfile"
+				},
+				"2": {
+					"name": "keyword.other.special-method.dockerfile"
+				}
+			},
+			"match": "^\\s*(?:(ONBUILD)\\s+)?(ADD|ARG|CMD|COPY|ENTRYPOINT|ENV|EXPOSE|FROM|HEALTHCHECK|LABEL|MAINTAINER|RUN|SHELL|STOPSIGNAL|USER|VOLUME|WORKDIR)\\s"
+		},
+		{
+			"captures": {
+				"1": {
+					"name": "keyword.operator.dockerfile"
+				},
+				"2": {
+					"name": "keyword.other.special-method.dockerfile"
+				}
+			},
+			"match": "^\\s*(?:(ONBUILD)\\s+)?(CMD|ENTRYPOINT)\\s"
+		},
+		{
+			"begin": "\"",
+			"beginCaptures": {
+				"1": {
+					"name": "punctuation.definition.string.begin.dockerfile"
+				}
+			},
+			"end": "\"",
+			"endCaptures": {
+				"1": {
+					"name": "punctuation.definition.string.end.dockerfile"
+				}
+			},
+			"name": "string.quoted.double.dockerfile",
+			"patterns": [
+				{
+					"match": "\\\\.",
+					"name": "constant.character.escaped.dockerfile"
+				}
+			]
+		},
+		{
+			"begin": "'",
+			"beginCaptures": {
+				"1": {
+					"name": "punctuation.definition.string.begin.dockerfile"
+				}
+			},
+			"end": "'",
+			"endCaptures": {
+				"1": {
+					"name": "punctuation.definition.string.end.dockerfile"
+				}
+			},
+			"name": "string.quoted.single.dockerfile",
+			"patterns": [
+				{
+					"match": "\\\\.",
+					"name": "constant.character.escaped.dockerfile"
+				}
+			]
+		},
+		{
+			"captures": {
+				"1": {
+					"name": "punctuation.whitespace.comment.leading.dockerfile"
+				},
+				"2": {
+					"name": "comment.line.number-sign.dockerfile"
+				},
+				"3": {
+					"name": "punctuation.definition.comment.dockerfile"
+				}
+			},
+			"comment": "comment.line",
+			"match": "^(\\s*)((#).*$\\n?)"
+		}
+	],
+	"scopeName": "source.dockerfile",
+	"uuid": "a39d8795-59d2-49af-aa00-fe74ee29576e",
+	"version": "https://github.com/docker/docker/commit/4cb71f80823af345d063cf0ad657e73ce9caa75f"
+}