mirror of https://github.com/cheat/cheat.git
73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
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package a
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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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var ArmAsm = internal.Register(MustNewLazyLexer(
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&Config{
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Name: "ArmAsm",
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Aliases: []string{"armasm"},
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EnsureNL: true,
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Filenames: []string{"*.s", "*.S"},
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MimeTypes: []string{"text/x-armasm", "text/x-asm"},
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},
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armasmRules,
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))
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func armasmRules() Rules {
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return Rules{
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"commentsandwhitespace": {
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{`\s+`, Text, nil},
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{`[@;].*?\n`, CommentSingle, nil},
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{`/\*.*?\*/`, CommentMultiline, nil},
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},
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"literal": {
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// Binary
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{`0b[01]+`, NumberBin, Pop(1)},
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// Hex
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{`0x\w{1,8}`, NumberHex, Pop(1)},
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// Octal
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{`0\d+`, NumberOct, Pop(1)},
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// Float
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{`\d+?\.\d+?`, NumberFloat, Pop(1)},
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// Integer
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{`\d+`, NumberInteger, Pop(1)},
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// String
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{`(")(.+)(")`, ByGroups(Punctuation, StringDouble, Punctuation), Pop(1)},
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// Char
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{`(')(.{1}|\\.{1})(')`, ByGroups(Punctuation, StringChar, Punctuation), Pop(1)},
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},
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"opcode": {
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// Escape at line end
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{`\n`, Text, Pop(1)},
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// Comment
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{`(@|;).*\n`, CommentSingle, Pop(1)},
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// Whitespace
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{`(\s+|,)`, Text, nil},
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// Register by number
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{`[rapcfxwbhsdqv]\d{1,2}`, NameClass, nil},
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// Address by hex
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{`=0x\w+`, ByGroups(Text, NameLabel), nil},
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// Pseudo address by label
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{`(=)(\w+)`, ByGroups(Text, NameLabel), nil},
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// Immediate
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{`#`, Text, Push("literal")},
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},
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"root": {
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Include("commentsandwhitespace"),
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// Directive with optional param
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{`(\.\w+)([ \t]+\w+\s+?)?`, ByGroups(KeywordNamespace, NameLabel), nil},
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// Label with data
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{`(\w+)(:)(\s+\.\w+\s+)`, ByGroups(NameLabel, Punctuation, KeywordNamespace), Push("literal")},
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// Label
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{`(\w+)(:)`, ByGroups(NameLabel, Punctuation), nil},
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// Syscall Op
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{`svc\s+\w+`, NameNamespace, nil},
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// Opcode
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{`[a-zA-Z]+`, Text, Push("opcode")},
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},
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}
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}
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