forked from gitea/gitea
166 lines
7.7 KiB
Go
166 lines
7.7 KiB
Go
package o
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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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// Objective-C lexer.
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var ObjectiveC = internal.Register(MustNewLexer(
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&Config{
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Name: "Objective-C",
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Aliases: []string{"objective-c", "objectivec", "obj-c", "objc"},
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Filenames: []string{"*.m", "*.h"},
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MimeTypes: []string{"text/x-objective-c"},
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},
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Rules{
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"statements": {
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{`@"`, LiteralString, Push("string")},
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{`@(YES|NO)`, LiteralNumber, nil},
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{`@'(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,2}|[^\\\'\n])'`, LiteralStringChar, nil},
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{`@(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[lL]?`, LiteralNumberFloat, nil},
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{`@(\d+\.\d*|\.\d+|\d+[fF])[fF]?`, LiteralNumberFloat, nil},
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{`@0x[0-9a-fA-F]+[Ll]?`, LiteralNumberHex, nil},
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{`@0[0-7]+[Ll]?`, LiteralNumberOct, nil},
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{`@\d+[Ll]?`, LiteralNumberInteger, nil},
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{`@\(`, Literal, Push("literal_number")},
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{`@\[`, Literal, Push("literal_array")},
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{`@\{`, Literal, Push("literal_dictionary")},
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{Words(``, `\b`, `@selector`, `@private`, `@protected`, `@public`, `@encode`, `@synchronized`, `@try`, `@throw`, `@catch`, `@finally`, `@end`, `@property`, `@synthesize`, `__bridge`, `__bridge_transfer`, `__autoreleasing`, `__block`, `__weak`, `__strong`, `weak`, `strong`, `copy`, `retain`, `assign`, `unsafe_unretained`, `atomic`, `nonatomic`, `readonly`, `readwrite`, `setter`, `getter`, `typeof`, `in`, `out`, `inout`, `release`, `class`, `@dynamic`, `@optional`, `@required`, `@autoreleasepool`), Keyword, nil},
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{Words(``, `\b`, `id`, `instancetype`, `Class`, `IMP`, `SEL`, `BOOL`, `IBOutlet`, `IBAction`, `unichar`), KeywordType, nil},
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{`@(true|false|YES|NO)\n`, NameBuiltin, nil},
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{`(YES|NO|nil|self|super)\b`, NameBuiltin, nil},
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{`(Boolean|UInt8|SInt8|UInt16|SInt16|UInt32|SInt32)\b`, KeywordType, nil},
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{`(TRUE|FALSE)\b`, NameBuiltin, nil},
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{`(@interface|@implementation)(\s+)`, ByGroups(Keyword, Text), Push("#pop", "oc_classname")},
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{`(@class|@protocol)(\s+)`, ByGroups(Keyword, Text), Push("#pop", "oc_forward_classname")},
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{`@`, Punctuation, nil},
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{`(L?)(")`, ByGroups(LiteralStringAffix, LiteralString), Push("string")},
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{`(L?)(')(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,2}|[^\\\'\n])(')`, ByGroups(LiteralStringAffix, LiteralStringChar, LiteralStringChar, LiteralStringChar), nil},
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{`(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[LlUu]*`, LiteralNumberFloat, nil},
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{`(\d+\.\d*|\.\d+|\d+[fF])[fF]?`, LiteralNumberFloat, nil},
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{`0x[0-9a-fA-F]+[LlUu]*`, LiteralNumberHex, nil},
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{`0[0-7]+[LlUu]*`, LiteralNumberOct, nil},
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{`\d+[LlUu]*`, LiteralNumberInteger, nil},
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{`\*/`, Error, nil},
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{`[~!%^&*+=|?:<>/-]`, Operator, nil},
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{`[()\[\],.]`, Punctuation, nil},
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{Words(``, `\b`, `asm`, `auto`, `break`, `case`, `const`, `continue`, `default`, `do`, `else`, `enum`, `extern`, `for`, `goto`, `if`, `register`, `restricted`, `return`, `sizeof`, `static`, `struct`, `switch`, `typedef`, `union`, `volatile`, `while`), Keyword, nil},
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{`(bool|int|long|float|short|double|char|unsigned|signed|void)\b`, KeywordType, nil},
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{Words(``, `\b`, `inline`, `_inline`, `__inline`, `naked`, `restrict`, `thread`, `typename`), KeywordReserved, nil},
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{`(__m(128i|128d|128|64))\b`, KeywordReserved, nil},
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{Words(`__`, `\b`, `asm`, `int8`, `based`, `except`, `int16`, `stdcall`, `cdecl`, `fastcall`, `int32`, `declspec`, `finally`, `int64`, `try`, `leave`, `wchar_t`, `w64`, `unaligned`, `raise`, `noop`, `identifier`, `forceinline`, `assume`), KeywordReserved, nil},
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{`(true|false|NULL)\b`, NameBuiltin, nil},
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{`([a-zA-Z_]\w*)(\s*)(:)(?!:)`, ByGroups(NameLabel, Text, Punctuation), nil},
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{`[a-zA-Z_]\w*`, Name, nil},
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},
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"oc_classname": {
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{`([a-zA-Z$_][\w$]*)(\s*:\s*)([a-zA-Z$_][\w$]*)?(\s*)(\{)`, ByGroups(NameClass, Text, NameClass, Text, Punctuation), Push("#pop", "oc_ivars")},
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{`([a-zA-Z$_][\w$]*)(\s*:\s*)([a-zA-Z$_][\w$]*)?`, ByGroups(NameClass, Text, NameClass), Pop(1)},
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{`([a-zA-Z$_][\w$]*)(\s*)(\([a-zA-Z$_][\w$]*\))(\s*)(\{)`, ByGroups(NameClass, Text, NameLabel, Text, Punctuation), Push("#pop", "oc_ivars")},
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{`([a-zA-Z$_][\w$]*)(\s*)(\([a-zA-Z$_][\w$]*\))`, ByGroups(NameClass, Text, NameLabel), Pop(1)},
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{`([a-zA-Z$_][\w$]*)(\s*)(\{)`, ByGroups(NameClass, Text, Punctuation), Push("#pop", "oc_ivars")},
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{`([a-zA-Z$_][\w$]*)`, NameClass, Pop(1)},
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},
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"oc_forward_classname": {
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{`([a-zA-Z$_][\w$]*)(\s*,\s*)`, ByGroups(NameClass, Text), Push("oc_forward_classname")},
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{`([a-zA-Z$_][\w$]*)(\s*;?)`, ByGroups(NameClass, Text), Pop(1)},
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},
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"oc_ivars": {
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Include("whitespace"),
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Include("statements"),
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{`;`, Punctuation, nil},
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{`\{`, Punctuation, Push()},
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{`\}`, Punctuation, Pop(1)},
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},
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"root": {
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{`^([-+])(\s*)(\(.*?\))?(\s*)([a-zA-Z$_][\w$]*:?)`, ByGroups(Punctuation, Text, UsingSelf("root"), Text, NameFunction), Push("method")},
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Include("whitespace"),
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{`((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;{]*)(\{)`, ByGroups(UsingSelf("root"), NameFunction, UsingSelf("root"), UsingSelf("root"), Punctuation), Push("function")},
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{`((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;]*)(;)`, ByGroups(UsingSelf("root"), NameFunction, UsingSelf("root"), UsingSelf("root"), Punctuation), nil},
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Default(Push("statement")),
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},
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"method": {
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Include("whitespace"),
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{`,`, Punctuation, nil},
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{`\.\.\.`, Punctuation, nil},
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{`(\(.*?\))(\s*)([a-zA-Z$_][\w$]*)`, ByGroups(UsingSelf("root"), Text, NameVariable), nil},
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{`[a-zA-Z$_][\w$]*:`, NameFunction, nil},
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{`;`, Punctuation, Pop(1)},
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{`\{`, Punctuation, Push("function")},
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Default(Pop(1)),
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},
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"literal_number": {
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{`\(`, Punctuation, Push("literal_number_inner")},
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{`\)`, Literal, Pop(1)},
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Include("statement"),
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},
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"literal_number_inner": {
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{`\(`, Punctuation, Push()},
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{`\)`, Punctuation, Pop(1)},
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Include("statement"),
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},
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"literal_array": {
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{`\[`, Punctuation, Push("literal_array_inner")},
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{`\]`, Literal, Pop(1)},
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Include("statement"),
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},
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"literal_array_inner": {
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{`\[`, Punctuation, Push()},
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{`\]`, Punctuation, Pop(1)},
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Include("statement"),
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},
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"literal_dictionary": {
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{`\}`, Literal, Pop(1)},
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Include("statement"),
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},
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"whitespace": {
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{`^#if\s+0`, CommentPreproc, Push("if0")},
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{`^#`, CommentPreproc, Push("macro")},
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{`^(\s*(?:/[*].*?[*]/\s*)?)(#if\s+0)`, ByGroups(UsingSelf("root"), CommentPreproc), Push("if0")},
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{`^(\s*(?:/[*].*?[*]/\s*)?)(#)`, ByGroups(UsingSelf("root"), CommentPreproc), Push("macro")},
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{`\n`, Text, nil},
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{`\s+`, Text, nil},
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{`\\\n`, Text, nil},
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{`//(\n|[\w\W]*?[^\\]\n)`, CommentSingle, nil},
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{`/(\\\n)?[*][\w\W]*?[*](\\\n)?/`, CommentMultiline, nil},
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{`/(\\\n)?[*][\w\W]*`, CommentMultiline, nil},
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},
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"statement": {
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Include("whitespace"),
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Include("statements"),
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{`[{}]`, Punctuation, nil},
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{`;`, Punctuation, Pop(1)},
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},
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"function": {
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Include("whitespace"),
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Include("statements"),
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{`;`, Punctuation, nil},
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{`\{`, Punctuation, Push()},
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{`\}`, Punctuation, Pop(1)},
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},
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"string": {
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{`"`, LiteralString, Pop(1)},
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{`\\([\\abfnrtv"\']|x[a-fA-F0-9]{2,4}|u[a-fA-F0-9]{4}|U[a-fA-F0-9]{8}|[0-7]{1,3})`, LiteralStringEscape, nil},
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{`[^\\"\n]+`, LiteralString, nil},
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{`\\\n`, LiteralString, nil},
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{`\\`, LiteralString, nil},
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},
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"macro": {
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{`(include)(\s*(?:/[*].*?[*]/\s*)?)([^\n]+)`, ByGroups(CommentPreproc, Text, CommentPreprocFile), nil},
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{`[^/\n]+`, CommentPreproc, nil},
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{`/[*](.|\n)*?[*]/`, CommentMultiline, nil},
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{`//.*?\n`, CommentSingle, Pop(1)},
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{`/`, CommentPreproc, nil},
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{`(?<=\\)\n`, CommentPreproc, nil},
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{`\n`, CommentPreproc, Pop(1)},
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},
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"if0": {
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{`^\s*#if.*?(?<!\\)\n`, CommentPreproc, Push()},
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{`^\s*#el(?:se|if).*\n`, CommentPreproc, Pop(1)},
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{`^\s*#endif.*?(?<!\\)\n`, CommentPreproc, Pop(1)},
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{`.*?\n`, Comment, nil},
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},
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},
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))
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