/usr/share/gocode/src/github.com/alecthomas/chroma/lexers/o/objectivec.go is in golang-github-alecthomas-chroma-dev 0.4.0+git20180402.51d250f-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | package o
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Objective-C lexer.
var ObjectiveC = internal.Register(MustNewLexer(
&Config{
Name: "Objective-C",
Aliases: []string{"objective-c", "objectivec", "obj-c", "objc"},
Filenames: []string{"*.m", "*.h"},
MimeTypes: []string{"text/x-objective-c"},
},
Rules{
"statements": {
{`@"`, LiteralString, Push("string")},
{`@(YES|NO)`, LiteralNumber, nil},
{`@'(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,2}|[^\\\'\n])'`, LiteralStringChar, nil},
{`@(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[lL]?`, LiteralNumberFloat, nil},
{`@(\d+\.\d*|\.\d+|\d+[fF])[fF]?`, LiteralNumberFloat, nil},
{`@0x[0-9a-fA-F]+[Ll]?`, LiteralNumberHex, nil},
{`@0[0-7]+[Ll]?`, LiteralNumberOct, nil},
{`@\d+[Ll]?`, LiteralNumberInteger, nil},
{`@\(`, Literal, Push("literal_number")},
{`@\[`, Literal, Push("literal_array")},
{`@\{`, Literal, Push("literal_dictionary")},
{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},
{Words(``, `\b`, `id`, `instancetype`, `Class`, `IMP`, `SEL`, `BOOL`, `IBOutlet`, `IBAction`, `unichar`), KeywordType, nil},
{`@(true|false|YES|NO)\n`, NameBuiltin, nil},
{`(YES|NO|nil|self|super)\b`, NameBuiltin, nil},
{`(Boolean|UInt8|SInt8|UInt16|SInt16|UInt32|SInt32)\b`, KeywordType, nil},
{`(TRUE|FALSE)\b`, NameBuiltin, nil},
{`(@interface|@implementation)(\s+)`, ByGroups(Keyword, Text), Push("#pop", "oc_classname")},
{`(@class|@protocol)(\s+)`, ByGroups(Keyword, Text), Push("#pop", "oc_forward_classname")},
{`@`, Punctuation, nil},
{`(L?)(")`, ByGroups(LiteralStringAffix, LiteralString), Push("string")},
{`(L?)(')(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,2}|[^\\\'\n])(')`, ByGroups(LiteralStringAffix, LiteralStringChar, LiteralStringChar, LiteralStringChar), nil},
{`(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[LlUu]*`, LiteralNumberFloat, nil},
{`(\d+\.\d*|\.\d+|\d+[fF])[fF]?`, LiteralNumberFloat, nil},
{`0x[0-9a-fA-F]+[LlUu]*`, LiteralNumberHex, nil},
{`0[0-7]+[LlUu]*`, LiteralNumberOct, nil},
{`\d+[LlUu]*`, LiteralNumberInteger, nil},
{`\*/`, Error, nil},
{`[~!%^&*+=|?:<>/-]`, Operator, nil},
{`[()\[\],.]`, Punctuation, nil},
{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},
{`(bool|int|long|float|short|double|char|unsigned|signed|void)\b`, KeywordType, nil},
{Words(``, `\b`, `inline`, `_inline`, `__inline`, `naked`, `restrict`, `thread`, `typename`), KeywordReserved, nil},
{`(__m(128i|128d|128|64))\b`, KeywordReserved, nil},
{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},
{`(true|false|NULL)\b`, NameBuiltin, nil},
{`([a-zA-Z_]\w*)(\s*)(:)(?!:)`, ByGroups(NameLabel, Text, Punctuation), nil},
{`[a-zA-Z_]\w*`, Name, nil},
},
"oc_classname": {
{`([a-zA-Z$_][\w$]*)(\s*:\s*)([a-zA-Z$_][\w$]*)?(\s*)(\{)`, ByGroups(NameClass, Text, NameClass, Text, Punctuation), Push("#pop", "oc_ivars")},
{`([a-zA-Z$_][\w$]*)(\s*:\s*)([a-zA-Z$_][\w$]*)?`, ByGroups(NameClass, Text, NameClass), Pop(1)},
{`([a-zA-Z$_][\w$]*)(\s*)(\([a-zA-Z$_][\w$]*\))(\s*)(\{)`, ByGroups(NameClass, Text, NameLabel, Text, Punctuation), Push("#pop", "oc_ivars")},
{`([a-zA-Z$_][\w$]*)(\s*)(\([a-zA-Z$_][\w$]*\))`, ByGroups(NameClass, Text, NameLabel), Pop(1)},
{`([a-zA-Z$_][\w$]*)(\s*)(\{)`, ByGroups(NameClass, Text, Punctuation), Push("#pop", "oc_ivars")},
{`([a-zA-Z$_][\w$]*)`, NameClass, Pop(1)},
},
"oc_forward_classname": {
{`([a-zA-Z$_][\w$]*)(\s*,\s*)`, ByGroups(NameClass, Text), Push("oc_forward_classname")},
{`([a-zA-Z$_][\w$]*)(\s*;?)`, ByGroups(NameClass, Text), Pop(1)},
},
"oc_ivars": {
Include("whitespace"),
Include("statements"),
{`;`, Punctuation, nil},
{`\{`, Punctuation, Push()},
{`\}`, Punctuation, Pop(1)},
},
"root": {
{`^([-+])(\s*)(\(.*?\))?(\s*)([a-zA-Z$_][\w$]*:?)`, ByGroups(Punctuation, Text, UsingSelf("root"), Text, NameFunction), Push("method")},
Include("whitespace"),
{`((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;{]*)(\{)`, ByGroups(UsingSelf("root"), NameFunction, UsingSelf("root"), UsingSelf("root"), Punctuation), Push("function")},
{`((?:[\w*\s])+?(?:\s|[*]))([a-zA-Z_]\w*)(\s*\([^;]*?\))([^;]*)(;)`, ByGroups(UsingSelf("root"), NameFunction, UsingSelf("root"), UsingSelf("root"), Punctuation), nil},
Default(Push("statement")),
},
"method": {
Include("whitespace"),
{`,`, Punctuation, nil},
{`\.\.\.`, Punctuation, nil},
{`(\(.*?\))(\s*)([a-zA-Z$_][\w$]*)`, ByGroups(UsingSelf("root"), Text, NameVariable), nil},
{`[a-zA-Z$_][\w$]*:`, NameFunction, nil},
{`;`, Punctuation, Pop(1)},
{`\{`, Punctuation, Push("function")},
Default(Pop(1)),
},
"literal_number": {
{`\(`, Punctuation, Push("literal_number_inner")},
{`\)`, Literal, Pop(1)},
Include("statement"),
},
"literal_number_inner": {
{`\(`, Punctuation, Push()},
{`\)`, Punctuation, Pop(1)},
Include("statement"),
},
"literal_array": {
{`\[`, Punctuation, Push("literal_array_inner")},
{`\]`, Literal, Pop(1)},
Include("statement"),
},
"literal_array_inner": {
{`\[`, Punctuation, Push()},
{`\]`, Punctuation, Pop(1)},
Include("statement"),
},
"literal_dictionary": {
{`\}`, Literal, Pop(1)},
Include("statement"),
},
"whitespace": {
{`^#if\s+0`, CommentPreproc, Push("if0")},
{`^#`, CommentPreproc, Push("macro")},
{`^(\s*(?:/[*].*?[*]/\s*)?)(#if\s+0)`, ByGroups(UsingSelf("root"), CommentPreproc), Push("if0")},
{`^(\s*(?:/[*].*?[*]/\s*)?)(#)`, ByGroups(UsingSelf("root"), CommentPreproc), Push("macro")},
{`\n`, Text, nil},
{`\s+`, Text, nil},
{`\\\n`, Text, nil},
{`//(\n|[\w\W]*?[^\\]\n)`, CommentSingle, nil},
{`/(\\\n)?[*][\w\W]*?[*](\\\n)?/`, CommentMultiline, nil},
{`/(\\\n)?[*][\w\W]*`, CommentMultiline, nil},
},
"statement": {
Include("whitespace"),
Include("statements"),
{`[{}]`, Punctuation, nil},
{`;`, Punctuation, Pop(1)},
},
"function": {
Include("whitespace"),
Include("statements"),
{`;`, Punctuation, nil},
{`\{`, Punctuation, Push()},
{`\}`, Punctuation, Pop(1)},
},
"string": {
{`"`, LiteralString, Pop(1)},
{`\\([\\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},
{`[^\\"\n]+`, LiteralString, nil},
{`\\\n`, LiteralString, nil},
{`\\`, LiteralString, nil},
},
"macro": {
{`(include)(\s*(?:/[*].*?[*]/\s*)?)([^\n]+)`, ByGroups(CommentPreproc, Text, CommentPreprocFile), nil},
{`[^/\n]+`, CommentPreproc, nil},
{`/[*](.|\n)*?[*]/`, CommentMultiline, nil},
{`//.*?\n`, CommentSingle, Pop(1)},
{`/`, CommentPreproc, nil},
{`(?<=\\)\n`, CommentPreproc, nil},
{`\n`, CommentPreproc, Pop(1)},
},
"if0": {
{`^\s*#if.*?(?<!\\)\n`, CommentPreproc, Push()},
{`^\s*#el(?:se|if).*\n`, CommentPreproc, Pop(1)},
{`^\s*#endif.*?(?<!\\)\n`, CommentPreproc, Pop(1)},
{`.*?\n`, Comment, nil},
},
},
))
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