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- package e
-
- import (
- . "github.com/alecthomas/chroma" // nolint
- "github.com/alecthomas/chroma/lexers/internal"
- )
-
- // Elm lexer.
- var Elm = internal.Register(MustNewLexer(
- &Config{
- Name: "Elm",
- Aliases: []string{"elm"},
- Filenames: []string{"*.elm"},
- MimeTypes: []string{"text/x-elm"},
- },
- Rules{
- "root": {
- {`\{-`, CommentMultiline, Push("comment")},
- {`--.*`, CommentSingle, nil},
- {`\s+`, Text, nil},
- {`"`, LiteralString, Push("doublequote")},
- {`^\s*module\s*`, KeywordNamespace, Push("imports")},
- {`^\s*import\s*`, KeywordNamespace, Push("imports")},
- {`\[glsl\|.*`, NameEntity, Push("shader")},
- {Words(``, `\b`, `alias`, `as`, `case`, `else`, `if`, `import`, `in`, `let`, `module`, `of`, `port`, `then`, `type`, `where`), KeywordReserved, nil},
- {`[A-Z]\w*`, KeywordType, nil},
- {`^main `, KeywordReserved, nil},
- {Words(`\(`, `\)`, `~`, `||`, `|>`, `|`, "`", `^`, `\`, `'`, `>>`, `>=`, `>`, `==`, `=`, `<~`, `<|`, `<=`, `<<`, `<-`, `<`, `::`, `:`, `/=`, `//`, `/`, `..`, `.`, `->`, `-`, `++`, `+`, `*`, `&&`, `%`), NameFunction, nil},
- {Words(``, ``, `~`, `||`, `|>`, `|`, "`", `^`, `\`, `'`, `>>`, `>=`, `>`, `==`, `=`, `<~`, `<|`, `<=`, `<<`, `<-`, `<`, `::`, `:`, `/=`, `//`, `/`, `..`, `.`, `->`, `-`, `++`, `+`, `*`, `&&`, `%`), NameFunction, nil},
- Include("numbers"),
- {`[a-z_][a-zA-Z_\']*`, NameVariable, nil},
- {`[,()\[\]{}]`, Punctuation, nil},
- },
- "comment": {
- {`-(?!\})`, CommentMultiline, nil},
- {`\{-`, CommentMultiline, Push("comment")},
- {`[^-}]`, CommentMultiline, nil},
- {`-\}`, CommentMultiline, Pop(1)},
- },
- "doublequote": {
- {`\\u[0-9a-fA-F]{4}`, LiteralStringEscape, nil},
- {`\\[nrfvb\\"]`, LiteralStringEscape, nil},
- {`[^"]`, LiteralString, nil},
- {`"`, LiteralString, Pop(1)},
- },
- "imports": {
- {`\w+(\.\w+)*`, NameClass, Pop(1)},
- },
- "numbers": {
- {`_?\d+\.(?=\d+)`, LiteralNumberFloat, nil},
- {`_?\d+`, LiteralNumberInteger, nil},
- },
- "shader": {
- {`\|(?!\])`, NameEntity, nil},
- {`\|\]`, NameEntity, Pop(1)},
- {`.*\n`, NameEntity, nil},
- },
- },
- ))
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