mirror of
https://github.com/go-gitea/gitea
synced 2024-11-09 19:54:25 +00:00
251 lines
12 KiB
Go
251 lines
12 KiB
Go
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package r
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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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// Ruby lexer.
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var Ruby = internal.Register(MustNewLexer(
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&Config{
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Name: "Ruby",
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Aliases: []string{"rb", "ruby", "duby"},
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Filenames: []string{"*.rb", "*.rbw", "Rakefile", "*.rake", "*.gemspec", "*.rbx", "*.duby", "Gemfile"},
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MimeTypes: []string{"text/x-ruby", "application/x-ruby"},
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DotAll: true,
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},
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Rules{
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"root": {
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{`\A#!.+?$`, CommentHashbang, nil},
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{`#.*?$`, CommentSingle, nil},
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{`=begin\s.*?\n=end.*?$`, CommentMultiline, nil},
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{Words(``, `\b`, `BEGIN`, `END`, `alias`, `begin`, `break`, `case`, `defined?`, `do`, `else`, `elsif`, `end`, `ensure`, `for`, `if`, `in`, `next`, `redo`, `rescue`, `raise`, `retry`, `return`, `super`, `then`, `undef`, `unless`, `until`, `when`, `while`, `yield`), Keyword, nil},
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{`(module)(\s+)([a-zA-Z_]\w*(?:::[a-zA-Z_]\w*)*)`, ByGroups(Keyword, Text, NameNamespace), nil},
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{`(def)(\s+)`, ByGroups(Keyword, Text), Push("funcname")},
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{"def(?=[*%&^`~+-/\\[<>=])", Keyword, Push("funcname")},
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{`(class)(\s+)`, ByGroups(Keyword, Text), Push("classname")},
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{Words(``, `\b`, `initialize`, `new`, `loop`, `include`, `extend`, `raise`, `attr_reader`, `attr_writer`, `attr_accessor`, `attr`, `catch`, `throw`, `private`, `module_function`, `public`, `protected`, `true`, `false`, `nil`), KeywordPseudo, nil},
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{`(not|and|or)\b`, OperatorWord, nil},
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{Words(``, `\?`, `autoload`, `block_given`, `const_defined`, `eql`, `equal`, `frozen`, `include`, `instance_of`, `is_a`, `iterator`, `kind_of`, `method_defined`, `nil`, `private_method_defined`, `protected_method_defined`, `public_method_defined`, `respond_to`, `tainted`), NameBuiltin, nil},
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{`(chomp|chop|exit|gsub|sub)!`, NameBuiltin, nil},
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{Words(`(?<!\.)`, `\b`, `Array`, `Float`, `Integer`, `String`, `__id__`, `__send__`, `abort`, `ancestors`, `at_exit`, `autoload`, `binding`, `callcc`, `caller`, `catch`, `chomp`, `chop`, `class_eval`, `class_variables`, `clone`, `const_defined?`, `const_get`, `const_missing`, `const_set`, `constants`, `display`, `dup`, `eval`, `exec`, `exit`, `extend`, `fail`, `fork`, `format`, `freeze`, `getc`, `gets`, `global_variables`, `gsub`, `hash`, `id`, `included_modules`, `inspect`, `instance_eval`, `instance_method`, `instance_methods`, `instance_variable_get`, `instance_variable_set`, `instance_variables`, `lambda`, `load`, `local_variables`, `loop`, `method`, `method_missing`, `methods`, `module_eval`, `name`, `object_id`, `open`, `p`, `print`, `printf`, `private_class_method`, `private_instance_methods`, `private_methods`, `proc`, `protected_instance_methods`, `protected_methods`, `public_class_method`, `public_instance_methods`, `public_methods`, `putc`, `puts`, `raise`, `rand`, `readline`, `readlines`, `require`, `scan`, `select`, `self`, `send`, `set_trace_func`, `singleton_methods`, `sleep`, `split`, `sprintf`, `srand`, `sub`, `syscall`, `system`, `taint`, `test`, `throw`, `to_a`, `to_s`, `trace_var`, `trap`, `untaint`, `untrace_var`, `warn`), NameBuiltin, nil},
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{`__(FILE|LINE)__\b`, NameBuiltinPseudo, nil},
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{"(?<!\\w)(<<-?)([\"`\\']?)([a-zA-Z_]\\w*)(\\2)(.*?\\n)", String, nil},
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{`(<<-?)("|\')()(\2)(.*?\n)`, String, nil},
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{`__END__`, CommentPreproc, Push("end-part")},
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{`(?:^|(?<=[=<>~!:])|(?<=(?:\s|;)when\s)|(?<=(?:\s|;)or\s)|(?<=(?:\s|;)and\s)|(?<=\.index\s)|(?<=\.scan\s)|(?<=\.sub\s)|(?<=\.sub!\s)|(?<=\.gsub\s)|(?<=\.gsub!\s)|(?<=\.match\s)|(?<=(?:\s|;)if\s)|(?<=(?:\s|;)elsif\s)|(?<=^when\s)|(?<=^index\s)|(?<=^scan\s)|(?<=^sub\s)|(?<=^gsub\s)|(?<=^sub!\s)|(?<=^gsub!\s)|(?<=^match\s)|(?<=^if\s)|(?<=^elsif\s))(\s*)(/)`, ByGroups(Text, LiteralStringRegex), Push("multiline-regex")},
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{`(?<=\(|,|\[)/`, LiteralStringRegex, Push("multiline-regex")},
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{`(\s+)(/)(?![\s=])`, ByGroups(Text, LiteralStringRegex), Push("multiline-regex")},
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{`(0_?[0-7]+(?:_[0-7]+)*)(\s*)([/?])?`, ByGroups(LiteralNumberOct, Text, Operator), nil},
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{`(0x[0-9A-Fa-f]+(?:_[0-9A-Fa-f]+)*)(\s*)([/?])?`, ByGroups(LiteralNumberHex, Text, Operator), nil},
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{`(0b[01]+(?:_[01]+)*)(\s*)([/?])?`, ByGroups(LiteralNumberBin, Text, Operator), nil},
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{`([\d]+(?:_\d+)*)(\s*)([/?])?`, ByGroups(LiteralNumberInteger, Text, Operator), nil},
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{`@@[a-zA-Z_]\w*`, NameVariableClass, nil},
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{`@[a-zA-Z_]\w*`, NameVariableInstance, nil},
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{`\$\w+`, NameVariableGlobal, nil},
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{"\\$[!@&`\\'+~=/\\\\,;.<>_*$?:\"^-]", NameVariableGlobal, nil},
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{`\$-[0adFiIlpvw]`, NameVariableGlobal, nil},
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{`::`, Operator, nil},
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Include("strings"),
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{`\?(\\[MC]-)*(\\([\\abefnrstv#"\']|x[a-fA-F0-9]{1,2}|[0-7]{1,3})|\S)(?!\w)`, LiteralStringChar, nil},
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{`[A-Z]\w+`, NameConstant, nil},
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{Words(`(\.|::)`, ``, `*`, `**`, `-`, `+`, `-@`, `+@`, `/`, `%`, `&`, `|`, `^`, "`", `~`, `[]`, `[]=`, `<<`, `>>`, `<`, `<>`, `<=>`, `>`, `>=`, `==`, `===`), ByGroups(Operator, NameOperator), nil},
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{"(\\.|::)([a-zA-Z_]\\w*[!?]?|[*%&^`~+\\-/\\[<>=])", ByGroups(Operator, Name), nil},
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{`[a-zA-Z_]\w*[!?]?`, Name, nil},
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{`(\[|\]|\*\*|<<?|>>?|>=|<=|<=>|=~|={3}|!~|&&?|\|\||\.{1,3})`, Operator, nil},
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{`[-+/*%=<>&!^|~]=?`, Operator, nil},
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{`[(){};,/?:\\]`, Punctuation, nil},
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{`\s+`, Text, nil},
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},
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"funcname": {
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{`\(`, Punctuation, Push("defexpr")},
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{"(?:([a-zA-Z_]\\w*)(\\.))?([a-zA-Z_]\\w*[!?]?|\\*\\*?|[-+]@?|[/%&|^`~]|\\[\\]=?|<<|>>|<=?>|>=?|===?)", ByGroups(NameClass, Operator, NameFunction), Pop(1)},
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Default(Pop(1)),
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},
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"classname": {
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{`\(`, Punctuation, Push("defexpr")},
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{`<<`, Operator, Pop(1)},
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{`[A-Z_]\w*`, NameClass, Pop(1)},
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Default(Pop(1)),
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},
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"defexpr": {
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{`(\))(\.|::)?`, ByGroups(Punctuation, Operator), Pop(1)},
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{`\(`, Operator, Push()},
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Include("root"),
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},
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"in-intp": {
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{`\{`, LiteralStringInterpol, Push()},
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{`\}`, LiteralStringInterpol, Pop(1)},
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Include("root"),
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},
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"string-intp": {
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{`#\{`, LiteralStringInterpol, Push("in-intp")},
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{`#@@?[a-zA-Z_]\w*`, LiteralStringInterpol, nil},
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{`#\$[a-zA-Z_]\w*`, LiteralStringInterpol, nil},
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},
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"string-intp-escaped": {
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Include("string-intp"),
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{`\\([\\abefnrstv#"\']|x[a-fA-F0-9]{1,2}|[0-7]{1,3})`, LiteralStringEscape, nil},
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},
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"interpolated-regex": {
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Include("string-intp"),
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{`[\\#]`, LiteralStringRegex, nil},
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{`[^\\#]+`, LiteralStringRegex, nil},
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},
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"interpolated-string": {
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Include("string-intp"),
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{`[\\#]`, LiteralStringOther, nil},
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{`[^\\#]+`, LiteralStringOther, nil},
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},
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"multiline-regex": {
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Include("string-intp"),
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{`\\\\`, LiteralStringRegex, nil},
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{`\\/`, LiteralStringRegex, nil},
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{`[\\#]`, LiteralStringRegex, nil},
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{`[^\\/#]+`, LiteralStringRegex, nil},
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{`/[mixounse]*`, LiteralStringRegex, Pop(1)},
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},
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"end-part": {
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{`.+`, CommentPreproc, Pop(1)},
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},
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"strings": {
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{`\:@{0,2}[a-zA-Z_]\w*[!?]?`, LiteralStringSymbol, nil},
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{Words(`\:@{0,2}`, ``, `*`, `**`, `-`, `+`, `-@`, `+@`, `/`, `%`, `&`, `|`, `^`, "`", `~`, `[]`, `[]=`, `<<`, `>>`, `<`, `<>`, `<=>`, `>`, `>=`, `==`, `===`), LiteralStringSymbol, nil},
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{`:'(\\\\|\\'|[^'])*'`, LiteralStringSymbol, nil},
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{`'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
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{`:"`, LiteralStringSymbol, Push("simple-sym")},
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{`([a-zA-Z_]\w*)(:)(?!:)`, ByGroups(LiteralStringSymbol, Punctuation), nil},
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{`"`, LiteralStringDouble, Push("simple-string")},
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{"(?<!\\.)`", LiteralStringBacktick, Push("simple-backtick")},
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{`%[QWx]?\{`, LiteralStringOther, Push("cb-intp-string")},
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{`%[qsw]\{`, LiteralStringOther, Push("cb-string")},
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{`%r\{`, LiteralStringRegex, Push("cb-regex")},
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{`%[QWx]?\[`, LiteralStringOther, Push("sb-intp-string")},
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{`%[qsw]\[`, LiteralStringOther, Push("sb-string")},
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{`%r\[`, LiteralStringRegex, Push("sb-regex")},
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{`%[QWx]?\(`, LiteralStringOther, Push("pa-intp-string")},
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{`%[qsw]\(`, LiteralStringOther, Push("pa-string")},
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{`%r\(`, LiteralStringRegex, Push("pa-regex")},
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{`%[QWx]?<`, LiteralStringOther, Push("ab-intp-string")},
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{`%[qsw]<`, LiteralStringOther, Push("ab-string")},
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{`%r<`, LiteralStringRegex, Push("ab-regex")},
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{`(%r([\W_]))((?:\\\2|(?!\2).)*)(\2[mixounse]*)`, String, nil},
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{`%[qsw]([\W_])((?:\\\1|(?!\1).)*)\1`, LiteralStringOther, nil},
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{`(%[QWx]([\W_]))((?:\\\2|(?!\2).)*)(\2)`, String, nil},
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{`(?<=[-+/*%=<>&!^|~,(])(\s*)(%([\t ])(?:(?:\\\3|(?!\3).)*)\3)`, ByGroups(Text, LiteralStringOther, None), nil},
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{`^(\s*)(%([\t ])(?:(?:\\\3|(?!\3).)*)\3)`, ByGroups(Text, LiteralStringOther, None), nil},
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{`(%([^a-zA-Z0-9\s]))((?:\\\2|(?!\2).)*)(\2)`, String, nil},
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},
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"simple-string": {
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Include("string-intp-escaped"),
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{`[^\\"#]+`, LiteralStringDouble, nil},
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{`[\\#]`, LiteralStringDouble, nil},
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{`"`, LiteralStringDouble, Pop(1)},
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},
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"simple-sym": {
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Include("string-intp-escaped"),
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{`[^\\"#]+`, LiteralStringSymbol, nil},
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{`[\\#]`, LiteralStringSymbol, nil},
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{`"`, LiteralStringSymbol, Pop(1)},
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},
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"simple-backtick": {
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Include("string-intp-escaped"),
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{"[^\\\\`#]+", LiteralStringBacktick, nil},
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{`[\\#]`, LiteralStringBacktick, nil},
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{"`", LiteralStringBacktick, Pop(1)},
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},
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"cb-intp-string": {
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{`\\[\\{}]`, LiteralStringOther, nil},
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{`\{`, LiteralStringOther, Push()},
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{`\}`, LiteralStringOther, Pop(1)},
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Include("string-intp-escaped"),
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{`[\\#{}]`, LiteralStringOther, nil},
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{`[^\\#{}]+`, LiteralStringOther, nil},
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},
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"cb-string": {
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{`\\[\\{}]`, LiteralStringOther, nil},
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{`\{`, LiteralStringOther, Push()},
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{`\}`, LiteralStringOther, Pop(1)},
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{`[\\#{}]`, LiteralStringOther, nil},
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{`[^\\#{}]+`, LiteralStringOther, nil},
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},
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"cb-regex": {
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{`\\[\\{}]`, LiteralStringRegex, nil},
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{`\{`, LiteralStringRegex, Push()},
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{`\}[mixounse]*`, LiteralStringRegex, Pop(1)},
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Include("string-intp"),
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{`[\\#{}]`, LiteralStringRegex, nil},
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{`[^\\#{}]+`, LiteralStringRegex, nil},
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},
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"sb-intp-string": {
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{`\\[\\\[\]]`, LiteralStringOther, nil},
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{`\[`, LiteralStringOther, Push()},
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{`\]`, LiteralStringOther, Pop(1)},
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Include("string-intp-escaped"),
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{`[\\#\[\]]`, LiteralStringOther, nil},
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{`[^\\#\[\]]+`, LiteralStringOther, nil},
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},
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"sb-string": {
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{`\\[\\\[\]]`, LiteralStringOther, nil},
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{`\[`, LiteralStringOther, Push()},
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{`\]`, LiteralStringOther, Pop(1)},
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{`[\\#\[\]]`, LiteralStringOther, nil},
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{`[^\\#\[\]]+`, LiteralStringOther, nil},
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},
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"sb-regex": {
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{`\\[\\\[\]]`, LiteralStringRegex, nil},
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{`\[`, LiteralStringRegex, Push()},
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{`\][mixounse]*`, LiteralStringRegex, Pop(1)},
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Include("string-intp"),
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{`[\\#\[\]]`, LiteralStringRegex, nil},
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{`[^\\#\[\]]+`, LiteralStringRegex, nil},
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},
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"pa-intp-string": {
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{`\\[\\()]`, LiteralStringOther, nil},
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{`\(`, LiteralStringOther, Push()},
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{`\)`, LiteralStringOther, Pop(1)},
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Include("string-intp-escaped"),
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{`[\\#()]`, LiteralStringOther, nil},
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{`[^\\#()]+`, LiteralStringOther, nil},
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},
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"pa-string": {
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{`\\[\\()]`, LiteralStringOther, nil},
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{`\(`, LiteralStringOther, Push()},
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{`\)`, LiteralStringOther, Pop(1)},
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{`[\\#()]`, LiteralStringOther, nil},
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{`[^\\#()]+`, LiteralStringOther, nil},
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},
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"pa-regex": {
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{`\\[\\()]`, LiteralStringRegex, nil},
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{`\(`, LiteralStringRegex, Push()},
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{`\)[mixounse]*`, LiteralStringRegex, Pop(1)},
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Include("string-intp"),
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{`[\\#()]`, LiteralStringRegex, nil},
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{`[^\\#()]+`, LiteralStringRegex, nil},
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},
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"ab-intp-string": {
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{`\\[\\<>]`, LiteralStringOther, nil},
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{`<`, LiteralStringOther, Push()},
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{`>`, LiteralStringOther, Pop(1)},
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Include("string-intp-escaped"),
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{`[\\#<>]`, LiteralStringOther, nil},
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{`[^\\#<>]+`, LiteralStringOther, nil},
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},
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"ab-string": {
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{`\\[\\<>]`, LiteralStringOther, nil},
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{`<`, LiteralStringOther, Push()},
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{`>`, LiteralStringOther, Pop(1)},
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{`[\\#<>]`, LiteralStringOther, nil},
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{`[^\\#<>]+`, LiteralStringOther, nil},
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},
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"ab-regex": {
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{`\\[\\<>]`, LiteralStringRegex, nil},
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{`<`, LiteralStringRegex, Push()},
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{`>[mixounse]*`, LiteralStringRegex, Pop(1)},
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Include("string-intp"),
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{`[\\#<>]`, LiteralStringRegex, nil},
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{`[^\\#<>]+`, LiteralStringRegex, nil},
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},
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},
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))
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