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https://github.com/cheat/cheat.git
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55 lines
2.6 KiB
Go
55 lines
2.6 KiB
Go
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package z
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import (
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. "github.com/alecthomas/chroma" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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)
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// Zig lexer.
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var Zig = internal.Register(MustNewLexer(
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&Config{
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Name: "Zig",
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Aliases: []string{"zig"},
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Filenames: []string{"*.zig"},
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MimeTypes: []string{"text/zig"},
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},
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Rules{
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"root": {
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{`\n`, TextWhitespace, nil},
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{`\s+`, TextWhitespace, nil},
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{`//.*?\n`, CommentSingle, nil},
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{Words(``, `\b`, `break`, `return`, `continue`, `asm`, `defer`, `errdefer`, `unreachable`, `try`, `catch`, `async`, `await`, `suspend`, `resume`, `cancel`), Keyword, nil},
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{Words(``, `\b`, `const`, `var`, `extern`, `packed`, `export`, `pub`, `noalias`, `inline`, `comptime`, `nakedcc`, `stdcallcc`, `volatile`, `allowzero`, `align`, `linksection`, `threadlocal`), KeywordReserved, nil},
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{Words(``, `\b`, `struct`, `enum`, `union`, `error`), Keyword, nil},
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{Words(``, `\b`, `while`, `for`), Keyword, nil},
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{Words(``, `\b`, `bool`, `f16`, `f32`, `f64`, `f128`, `void`, `noreturn`, `type`, `anyerror`, `promise`, `i0`, `u0`, `isize`, `usize`, `comptime_int`, `comptime_float`, `c_short`, `c_ushort`, `c_int`, `c_uint`, `c_long`, `c_ulong`, `c_longlong`, `c_ulonglong`, `c_longdouble`, `c_voidi8`, `u8`, `i16`, `u16`, `i32`, `u32`, `i64`, `u64`, `i128`, `u128`), KeywordType, nil},
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{Words(``, `\b`, `true`, `false`, `null`, `undefined`), KeywordConstant, nil},
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{Words(``, `\b`, `if`, `else`, `switch`, `and`, `or`, `orelse`), Keyword, nil},
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{Words(``, `\b`, `fn`, `usingnamespace`, `test`), Keyword, nil},
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{`0x[0-9a-fA-F]+\.[0-9a-fA-F]+([pP][\-+]?[0-9a-fA-F]+)?`, LiteralNumberFloat, nil},
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{`0x[0-9a-fA-F]+\.?[pP][\-+]?[0-9a-fA-F]+`, LiteralNumberFloat, nil},
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{`[0-9]+\.[0-9]+([eE][-+]?[0-9]+)?`, LiteralNumberFloat, nil},
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{`[0-9]+\.?[eE][-+]?[0-9]+`, LiteralNumberFloat, nil},
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{`0b[01]+`, LiteralNumberBin, nil},
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{`0o[0-7]+`, LiteralNumberOct, nil},
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{`0x[0-9a-fA-F]+`, LiteralNumberHex, nil},
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{`[0-9]+`, LiteralNumberInteger, nil},
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{`@[a-zA-Z_]\w*`, NameBuiltin, nil},
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{`[a-zA-Z_]\w*`, Name, nil},
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{`\'\\\'\'`, LiteralStringEscape, nil},
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{`\'\\(|x[a-fA-F0-9]{2}|u[a-fA-F0-9]{4}|U[a-fA-F0-9]{6}|[nr\\t\'"])\'`, LiteralStringEscape, nil},
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{`\'[^\\\']\'`, LiteralString, nil},
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{`\\\\[^\n]*`, LiteralStringHeredoc, nil},
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{`c\\\\[^\n]*`, LiteralStringHeredoc, nil},
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{`c?"`, LiteralString, Push("string")},
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{`[+%=><|^!?/\-*&~:]`, Operator, nil},
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{`[{}()\[\],.;]`, Punctuation, nil},
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},
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"string": {
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{`\\(x[a-fA-F0-9]{2}|u[a-fA-F0-9]{4}|U[a-fA-F0-9]{6}|[nr\\t\'"])`, LiteralStringEscape, nil},
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{`[^\\"\n]+`, LiteralString, nil},
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{`"`, LiteralString, Pop(1)},
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},
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},
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))
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