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67e7621633
[cm6] Add support for bibtex GitOrigin-RevId: 28bc8e47c53df1612c1e30cf690e893b0bbf500c
85 lines
No EOL
1.5 KiB
Text
85 lines
No EOL
1.5 KiB
Text
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@top Bibliography {
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(Declaration | StringDeclaration)*
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}
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@tokens {
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whiteSpace { @whitespace+ }
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Identifier { $[a-zA-Z:_0-9-]+ }
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StringName { $[a-zA-Z:_] $[a-zA-Z:_0-9-]* }
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FieldName {$[a-zA-Z-_0-9]+}
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LiteralString {
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'"' (!["] | "\\" _)* '"'?
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}
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EntryTypeName { $[a-zA-Z]+ }
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Number { @digit+ }
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StringKeyword {"@"$[Ss]$[Tt]$[Rr]$[Ii]$[Nn]$[Gg]}
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"@" "{" "}" "\"" "," "#" "@string"
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Comment { "%" ![\n]* }
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}
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// FIXME: Technically skipping comments is wrong here. They can only appear
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// alone on a line, but I'm not sure how to express that easily in Lezer
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@skip {whiteSpace | Comment}
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StringDeclaration {
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StringKeyword "{"
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Field<StringName>*
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"}"
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}
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Declaration {
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EntryName { "@" EntryTypeName } "{"
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Identifier
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fieldEntry {
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("," Field<FieldName> )
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}*
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("," )?
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"}"
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}
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Field<Name> {
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Name "=" Expression
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}
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Expression {
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BracedString |
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Number |
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StringConcatenation
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}
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@local tokens {
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openBracedContents {"{"}
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closeBracedContents {"}"}
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@else nonClosingBracedContents
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}
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@skip {}{
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bracedStringContents {
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(
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nonClosingBracedContents |
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nestedBracedString {
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openBracedContents
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bracedStringContents
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closeBracedContents
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}
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)*
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}
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BracedString {
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"{"
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bracedStringContents closeBracedContents
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}
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}
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// TODO: Implement this
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@precedence { concatenation @left }
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StringConcatenation {
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StringConcatenation !concatenation "#" StringConcatenation |
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LiteralString |
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StringName
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}
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@external propSource highlighting from "./highlight.mjs" |