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---
name: TypeScript
file_extensions:
- ts
- mts
- cts
- typescript
scope: source.ts
variables:
identifier: '[A-Za-z_$][A-Za-z0-9_$]*'
contexts:
prototype:
- include: comments
main:
- include: strings
- include: template-strings
- match: '\b(?:interface|type|enum|namespace|implements|readonly|declare|infer|keyof|satisfies|abstract|override)\b'
scope: storage.type.typescript
- match: '\b(?:import|export|from|as|const|let|var|function|return|if|else|for|while|switch|case|break|continue|new|this|class|extends|public|private|protected|static|async|await|try|catch|finally|throw|typeof)\b'
scope: keyword.control.typescript
- match: '@{{identifier}}'
scope: entity.name.function.typescript
- match: '\b(?:string|number|boolean|unknown|never|void|object|symbol|bigint|any)\b'
scope: support.type.typescript
- match: '\b[A-Z][A-Za-z0-9_]*\b'
scope: entity.name.type.typescript
- match: '\b{{identifier}}(?=\s*(?:<[^>\n]+>\s*)?\()'
scope: entity.name.function.typescript
- match: '\b{{identifier}}(?=\s*:)'
scope: variable.parameter.typescript
- match: '\b(?:0x[0-9A-Fa-f_]+|\d[\d_]*(?:\.\d[\d_]*)?)\b'
scope: constant.numeric.typescript
- match: '=>|[-+*/%=&|<>!?:]+'
scope: keyword.operator.typescript
comments:
- match: '//.*$'
scope: comment.line.double-slash.typescript
- match: '/\*'
push: block-comment
block-comment:
- meta_scope: comment.block.typescript
- match: '/\*'
push: block-comment
- match: '\*/'
pop: true
strings:
- match: '"'
push: double-quoted-string
- match: "'"
push: single-quoted-string
double-quoted-string:
- meta_scope: string.quoted.double.typescript
- match: '\\.'
scope: constant.character.escape.typescript
- match: '"'
pop: true
single-quoted-string:
- meta_scope: string.quoted.single.typescript
- match: '\\.'
scope: constant.character.escape.typescript
- match: "'"
pop: true
template-strings:
- match: '`'
push: template-string
template-string:
- meta_scope: string.quoted.template.typescript
- match: '\\.'
scope: constant.character.escape.typescript
- match: '`'
pop: true