![]() ![]() ![]() SemanticTokensLegend ( tokenTypes, tokenModifiers ) const provider : vscode. const tokenTypes = const tokenModifiers = const legend = new vscode. The editor will make requests to the providers when semantic tokens are needed. To implement semantic highlighting, language extensions can register a semantic token provider by document language and/or file name. line 13: getFoldingRanges is colored as a function.line 11: Range and Position are colored as classes and document as a parameter.line 10: languageModes is colored as a parameter.Notice the color differences based on language service symbol understanding: Here's an example of what semantic highlighting can add: The editor applies the highlighting from semantic tokens on top of the highlighting from grammars. Themes can opt in to use semantic tokens to improve and refine the syntax highlighting from grammars. ![]() Semantic tokenization allows language servers to provide additional token information based on the language server's knowledge on how to resolve symbols in the context of a project. TextMate grammars work on a single file as input and break it up based on lexical rules expressed in regular expressions. Visual Studio Code uses TextMate grammars as the main tokenization engine. Semantic highlighting is an addition to syntax highlighting as described in the Syntax Highlight guide. ![]()
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