/
source.r.js
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/
source.r.js
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// This is a TextMate grammar distributed by `starry-night`.
// This grammar is licensed permissive.
// See <https://github.com/wooorm/starry-night> for more info.
/** @type {import('../lib/index.js').Grammar} */
const grammar = {
extensions: ['.r', '.rd', '.rsx'],
names: ['r', 'rscript', 'splus'],
patterns: [
{
captures: {
1: {name: 'comment.line.pragma.r'},
2: {name: 'entity.name.pragma.name.r'}
},
match: '^(#pragma[ \\t]+mark)[ \\t](.*)',
name: 'comment.line.pragma-mark.r'
},
{
begin: '(^[ \\t]+)?(?=#)',
beginCaptures: {1: {name: 'punctuation.whitespace.comment.leading.r'}},
end: '(?!\\G)',
patterns: [
{
begin: '#',
beginCaptures: {0: {name: 'punctuation.definition.comment.r'}},
end: '\\n',
name: 'comment.line.number-sign.r'
}
]
},
{
match:
'\\b(logical|numeric|character|complex|matrix|array|data\\.frame|list|factor)(?=\\s*\\()',
name: 'storage.type.r'
},
{
match:
'\\b(function|if|break|next|repeat|else|for|return|switch|while|in|invisible)\\b',
name: 'keyword.control.r'
},
{
match:
'\\b((0(x|X)[0-9a-fA-F]*)|(([0-9]+\\.?[0-9]*)|(\\.[0-9]+))((e|E)(\\+|-)?[0-9]+)?)(i|L|l|UL|ul|u|U|F|f|ll|LL|ull|ULL)?\\b',
name: 'constant.numeric.r'
},
{
match: '\\b(T|F|TRUE|FALSE|NULL|NA|Inf|NaN)\\b',
name: 'constant.language.r'
},
{
match: '\\b(pi|letters|LETTERS|month\\.abb|month\\.name)\\b',
name: 'support.constant.misc.r'
},
{
match: '(\\-|\\+|\\*|\\/|%\\/%|%%|%\\*%|%in%|%o%|%x%|\\^)',
name: 'keyword.operator.arithmetic.r'
},
{match: '(=|<-|<<-|->|->>)', name: 'keyword.operator.assignment.r'},
{match: '(==|!=|<>|<|>|<=|>=)', name: 'keyword.operator.comparison.r'},
{match: '(!|&{1,2}|[|]{1,2})', name: 'keyword.operator.logical.r'},
{match: '(\\.\\.\\.|\\$|@|:|\\~)', name: 'keyword.other.r'},
{
begin: '"',
beginCaptures: {0: {name: 'punctuation.definition.string.begin.r'}},
end: '"',
endCaptures: {0: {name: 'punctuation.definition.string.end.r'}},
name: 'string.quoted.double.r',
patterns: [{match: '\\\\.', name: 'constant.character.escape.r'}]
},
{
begin: "'",
beginCaptures: {0: {name: 'punctuation.definition.string.begin.r'}},
end: "'",
endCaptures: {0: {name: 'punctuation.definition.string.end.r'}},
name: 'string.quoted.single.r',
patterns: [{match: '\\\\.', name: 'constant.character.escape.r'}]
},
{
captures: {
1: {name: 'entity.name.function.r'},
2: {name: 'keyword.operator.assignment.r'},
3: {name: 'keyword.control.r'}
},
match:
'((?:`[^`\\\\]*(?:\\\\.[^`\\\\]*)*`)|(?:[[:alpha:].][[:alnum:]._]*))\\s*(<?<-|=(?!=))\\s*(function)',
name: 'meta.function.r'
},
{
captures: {
1: {name: 'entity.name.tag.r'},
4: {name: 'entity.name.type.r'}
},
match:
'(setMethod|setReplaceMethod|setGeneric|setGroupGeneric|setClass)\\s*\\(\\s*([[:alpha:]\\d]+\\s*=\\s*)?("|\\x{27})([a-zA-Z._\\[\\$@][a-zA-Z0-9._\\[]*?)\\3.*',
name: 'meta.method.declaration.r'
},
{
match:
'((?:`[^`\\\\]*(?:\\\\.[^`\\\\]*)*`)|(?:[[:alpha:].][[:alnum:]._]*))\\s*\\('
},
{
captures: {
1: {name: 'variable.parameter.r'},
2: {name: 'keyword.operator.assignment.r'}
},
match: '([[:alpha:].][[:alnum:]._]*)\\s*(=(?!=))'
},
{
match: '\\b([\\d_][[:alnum:]._]+)\\b',
name: 'invalid.illegal.variable.other.r'
},
{match: '\\b([[:alnum:]_]+)(?=::)', name: 'entity.namespace.r'},
{
match:
'((?:`[^`\\\\]*(?:\\\\.[^`\\\\]*)*`)|(?:[[:alpha:].][[:alnum:]._]*))',
name: 'variable.other.r'
},
{
begin: '\\{',
beginCaptures: {0: {name: 'punctuation.section.block.begin.r'}},
end: '\\}',
endCaptures: {0: {name: 'punctuation.section.block.end.r'}},
name: 'meta.block.r',
patterns: [{include: 'source.r'}]
}
],
scopeName: 'source.r'
}
export default grammar