gearsco.de
An Erlang lexer and syntax highlighter in Gleam
Lex punctuation and operators
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src/pearl.gleam
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src/pearl.gleam
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maybe_token(lexer, token.Comment(contents), !lexer.ignore_comments)
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}
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"::" <> source -> #(advance(lexer, source), token.DoubleColon)
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":=" <> source -> #(advance(lexer, source), token.ColonEqual)
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":" <> source -> #(advance(lexer, source), token.Colon)
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"..." <> source -> #(advance(lexer, source), token.TripleDot)
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".." <> source -> #(advance(lexer, source), token.DoubleDot)
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"(" <> source -> #(advance(lexer, source), token.LeftParen)
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")" <> source -> #(advance(lexer, source), token.RightParen)
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"{" <> source -> #(advance(lexer, source), token.LeftBrace)
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"}" <> source -> #(advance(lexer, source), token.RightBrace)
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"[" <> source -> #(advance(lexer, source), token.LeftSquare)
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"]" <> source -> #(advance(lexer, source), token.RightSquare)
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"," <> source -> #(advance(lexer, source), token.Comma)
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";" <> source -> #(advance(lexer, source), token.Semicolon)
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"." <> source -> #(advance(lexer, source), token.Dot)
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"->" <> source -> #(advance(lexer, source), token.MinusGreater)
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"<<" <> source -> #(advance(lexer, source), token.DoubleLess)
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">>" <> source -> #(advance(lexer, source), token.DoubleGreater)
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"#" <> source -> #(advance(lexer, source), token.Hash)
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"||" <> source -> #(advance(lexer, source), token.DoublePipe)
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"=>" <> source -> #(advance(lexer, source), token.EqualGreater)
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"<-" <> source -> #(advance(lexer, source), token.LessMinus)
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"<=" <> source -> #(advance(lexer, source), token.LessEqual)
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"|" <> source -> #(advance(lexer, source), token.Pipe)
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"++" <> source -> #(advance(lexer, source), token.DoublePlus)
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"--" <> source -> #(advance(lexer, source), token.DoubleMinus)
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"==" <> source -> #(advance(lexer, source), token.DoubleEqual)
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"/=" <> source -> #(advance(lexer, source), token.SlashEqual)
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"=<" <> source -> #(advance(lexer, source), token.EqualLess)
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"<" <> source -> #(advance(lexer, source), token.Less)
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">=" <> source -> #(advance(lexer, source), token.GreaterEqual)
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">" <> source -> #(advance(lexer, source), token.Greater)
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"=:=" <> source -> #(advance(lexer, source), token.EqualColonEqual)
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"=/=" <> source -> #(advance(lexer, source), token.EqualSlashEqual)
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"+" <> source -> #(advance(lexer, source), token.Plus)
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"-" <> source -> #(advance(lexer, source), token.Minus)
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"*" <> source -> #(advance(lexer, source), token.Star)
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"/" <> source -> #(advance(lexer, source), token.Slash)
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"?=" <> source -> #(advance(lexer, source), token.QuestionEqual)
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"!" <> source -> #(advance(lexer, source), token.Bang)
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"=" <> source -> #(advance(lexer, source), token.Equal)
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_ ->
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case string.pop_grapheme(lexer.source) {
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Error(_) -> #(lexer, token.EndOfFile)