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- // Flexer generator's input own lexer specification
- line-comment -> "//[^\n\r]+" flex-skip .
- block-comment -> "/\*(?ms:.)*?\*/" flex-skip .
- dot -> '\.' .
- literal-string -> `"` flex-esc-string .
- literal-raw -> "`" flex-string .
- literal-char -> "'" flex-string .
- terminal -> "[[:lower:]][[:alnum]_-]+" .
- epsilon -> "(?:epsilon|ε)" .
- arrow -> "(?:->|→)" .
- flexer-keyword -> "flex-skip|flex-string|flex-esc-string" .
- whitespace -> "[ \t\n\r]+" flex-skip .
- flexer-action -> `@{(?ms:.)*?}@`
- @{
- // This is the rule action.
- @ { } @
- }@
- .
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