test-SemanticColoringProvider

extensions/vscode-colorize-tests/package.json

@@ -5,12 +5,20 @@
 	"publisher": "vscode",
 	"license": "MIT",
 	"private": true,
+	"activationEvents": [
+		"onLanguage:json"
+	],
+	"main": "./out/colorizerTestMain",
+	"enableProposedApi": true,
 	"engines": {
 		"vscode": "*"
 	},
 	"scripts": {
 		"vscode:prepublish": "node ../../node_modules/gulp/bin/gulp.js --gulpfile ../../build/gulpfile.extensions.js compile-extension:vscode-colorize-tests ./tsconfig.json"
 	},
+	"dependencies": {
+		"jsonc-parser": "2.2.0"
+	},
 	"devDependencies": {
 		"@types/node": "^12.11.7",
 		"mocha-junit-reporter": "^1.17.0",

extensions/vscode-colorize-tests/src/colorizerTestMain.ts

@@ -0,0 +1,60 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import * as jsoncParser from 'jsonc-parser';
+
+export function activate(context: vscode.ExtensionContext): any {
+
+	const tokenModifiers = ['static', 'abstract', 'deprecated'];
+	const tokenTypes = ['strings', 'types', 'structs', 'classes', 'functions', 'variables'];
+	const legend = new vscode.SemanticColoringLegend(tokenTypes, tokenModifiers);
+
+	/*
+	* A certain token (at index `i` is encoded using 5 uint32 integers):
+	*  - at index `5*i`   - `deltaLine`: token line number, relative to `SemanticColoringArea.line`
+	*  - at index `5*i+1` - `startCharacter`: token start character offset inside the line (inclusive)
+	*  - at index `5*i+2` - `endCharacter`: token end character offset inside the line (exclusive)
+	*  - at index `5*i+3` - `tokenType`: will be looked up in `SemanticColoringLegend.tokenTypes`
+	*  - at index `5*i+4` - `tokenModifiers`: each set bit will be looked up in `SemanticColoringLegend.tokenModifiers`
+	*/
+
+	const semanticHighlightProvider: vscode.SemanticColoringProvider = {
+		provideSemanticColoring(document: vscode.TextDocument): vscode.ProviderResult<vscode.SemanticColoring> {
+			const result: number[] = [];
+
+			const visitor: jsoncParser.JSONVisitor = {
+				onObjectProperty: (property: string, _offset: number, length: number, startLine: number, startCharacter: number) => {
+					result.push(startLine);
+					result.push(startCharacter);
+					result.push(startCharacter + length);
+
+
+					const segments = property.split('.');
+					let tokenType = legend.tokenTypes.indexOf(segments[0]);
+					if (tokenType === -1) {
+						tokenType = 0;
+					}
+					result.push(tokenType);
+
+					let tokenModifiers = 0;
+					for (let i = 1; i < segments.length; i++) {
+						const index = legend.tokenTypes.indexOf(segments[0]);
+						if (index !== -1) {
+							tokenModifiers = tokenModifiers | 1 << index;
+						}
+					}
+					result.push(tokenModifiers);
+				}
+			};
+			jsoncParser.visit(document.getText(), visitor);
+			return new vscode.SemanticColoring([new vscode.SemanticColoringArea(0, new Uint32Array(result))]);
+		}
+	};
+
+
+	context.subscriptions.push(vscode.languages.registerSemanticColoringProvider({ pattern: 'color-test.json' }, semanticHighlightProvider, legend));
+
+}

extensions/vscode-colorize-tests/src/typings/ref.d.ts

@@ -3,5 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
+/// <reference path="../../../../src/vs/vscode.d.ts" />
+/// <reference path="../../../../src/vs/vscode.proposed.d.ts" />
 /// <reference types='@types/node'/>
-/// <reference path='../../../../src/vs/vscode.d.ts'/>
+

extensions/vscode-colorize-tests/yarn.lock

@@ -1042,6 +1042,11 @@ json3@3.3.2:
   resolved "https://registry.yarnpkg.com/json3/-/json3-3.3.2.tgz#3c0434743df93e2f5c42aee7b19bcb483575f4e1"
   integrity sha1-PAQ0dD35Pi9cQq7nsZvLSDV19OE=
 
+jsonc-parser@2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/jsonc-parser/-/jsonc-parser-2.2.0.tgz#f206f87f9d49d644b7502052c04e82dd6392e9ef"
+  integrity sha512-4fLQxW1j/5fWj6p78vAlAafoCKtuBm6ghv+Ij5W2DrDx0qE+ZdEl2c6Ko1mgJNF5ftX1iEWQQ4Ap7+3GlhjkOA==
+
 jsonify@~0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"