1 package p
2
3 import (
4 . "github.com/alecthomas/chroma"
5 "github.com/alecthomas/chroma/lexers/internal"
6 )
7
8
9 var Python2 = internal.Register(MustNewLazyLexer(
10 &Config{
11 Name: "Python 2",
12 Aliases: []string{"python2", "py2"},
13 Filenames: []string{},
14 MimeTypes: []string{"text/x-python2", "application/x-python2"},
15 },
16 python2Rules,
17 ))
18
19 func python2Rules() Rules {
20 return Rules{
21 "root": {
22 {`\n`, Text, nil},
23 {`^(\s*)([rRuUbB]{,2})("""(?:.|\n)*?""")`, ByGroups(Text, LiteralStringAffix, LiteralStringDoc), nil},
24 {`^(\s*)([rRuUbB]{,2})('''(?:.|\n)*?''')`, ByGroups(Text, LiteralStringAffix, LiteralStringDoc), nil},
25 {`[^\S\n]+`, Text, nil},
26 {`\A#!.+$`, CommentHashbang, nil},
27 {`#.*$`, CommentSingle, nil},
28 {`[]{}:(),;[]`, Punctuation, nil},
29 {`\\\n`, Text, nil},
30 {`\\`, Text, nil},
31 {`(in|is|and|or|not)\b`, OperatorWord, nil},
32 {`!=|==|<<|>>|[-~+/*%=<>&^|.]`, Operator, nil},
33 Include("keywords"),
34 {`(def)((?:\s|\\\s)+)`, ByGroups(Keyword, Text), Push("funcname")},
35 {`(class)((?:\s|\\\s)+)`, ByGroups(Keyword, Text), Push("classname")},
36 {`(from)((?:\s|\\\s)+)`, ByGroups(KeywordNamespace, Text), Push("fromimport")},
37 {`(import)((?:\s|\\\s)+)`, ByGroups(KeywordNamespace, Text), Push("import")},
38 Include("builtins"),
39 Include("magicfuncs"),
40 Include("magicvars"),
41 Include("backtick"),
42 {`([rR]|[uUbB][rR]|[rR][uUbB])(""")`, ByGroups(LiteralStringAffix, LiteralStringDouble), Push("tdqs")},
43 {`([rR]|[uUbB][rR]|[rR][uUbB])(''')`, ByGroups(LiteralStringAffix, LiteralStringSingle), Push("tsqs")},
44 {`([rR]|[uUbB][rR]|[rR][uUbB])(")`, ByGroups(LiteralStringAffix, LiteralStringDouble), Push("dqs")},
45 {`([rR]|[uUbB][rR]|[rR][uUbB])(')`, ByGroups(LiteralStringAffix, LiteralStringSingle), Push("sqs")},
46 {`([uUbB]?)(""")`, ByGroups(LiteralStringAffix, LiteralStringDouble), Combined("stringescape", "tdqs")},
47 {`([uUbB]?)(''')`, ByGroups(LiteralStringAffix, LiteralStringSingle), Combined("stringescape", "tsqs")},
48 {`([uUbB]?)(")`, ByGroups(LiteralStringAffix, LiteralStringDouble), Combined("stringescape", "dqs")},
49 {`([uUbB]?)(')`, ByGroups(LiteralStringAffix, LiteralStringSingle), Combined("stringescape", "sqs")},
50 Include("name"),
51 Include("numbers"),
52 },
53 "keywords": {
54 {Words(``, `\b`, `assert`, `break`, `continue`, `del`, `elif`, `else`, `except`, `exec`, `finally`, `for`, `global`, `if`, `lambda`, `pass`, `print`, `raise`, `return`, `try`, `while`, `yield`, `yield from`, `as`, `with`), Keyword, nil},
55 },
56 "builtins": {
57 {Words(`(?<!\.)`, `\b`, `__import__`, `abs`, `all`, `any`, `apply`, `basestring`, `bin`, `bool`, `buffer`, `bytearray`, `bytes`, `callable`, `chr`, `classmethod`, `cmp`, `coerce`, `compile`, `complex`, `delattr`, `dict`, `dir`, `divmod`, `enumerate`, `eval`, `execfile`, `exit`, `file`, `filter`, `float`, `frozenset`, `getattr`, `globals`, `hasattr`, `hash`, `hex`, `id`, `input`, `int`, `intern`, `isinstance`, `issubclass`, `iter`, `len`, `list`, `locals`, `long`, `map`, `max`, `min`, `next`, `object`, `oct`, `open`, `ord`, `pow`, `property`, `range`, `raw_input`, `reduce`, `reload`, `repr`, `reversed`, `round`, `set`, `setattr`, `slice`, `sorted`, `staticmethod`, `str`, `sum`, `super`, `tuple`, `type`, `unichr`, `unicode`, `vars`, `xrange`, `zip`), NameBuiltin, nil},
58 {`(?<!\.)(self|None|Ellipsis|NotImplemented|False|True|cls)\b`, NameBuiltinPseudo, nil},
59 {Words(`(?<!\.)`, `\b`, `ArithmeticError`, `AssertionError`, `AttributeError`, `BaseException`, `DeprecationWarning`, `EOFError`, `EnvironmentError`, `Exception`, `FloatingPointError`, `FutureWarning`, `GeneratorExit`, `IOError`, `ImportError`, `ImportWarning`, `IndentationError`, `IndexError`, `KeyError`, `KeyboardInterrupt`, `LookupError`, `MemoryError`, `NameError`, `NotImplementedError`, `OSError`, `OverflowError`, `OverflowWarning`, `PendingDeprecationWarning`, `ReferenceError`, `RuntimeError`, `RuntimeWarning`, `StandardError`, `StopIteration`, `SyntaxError`, `SyntaxWarning`, `SystemError`, `SystemExit`, `TabError`, `TypeError`, `UnboundLocalError`, `UnicodeDecodeError`, `UnicodeEncodeError`, `UnicodeError`, `UnicodeTranslateError`, `UnicodeWarning`, `UserWarning`, `ValueError`, `VMSError`, `Warning`, `WindowsError`, `ZeroDivisionError`), NameException, nil},
60 },
61 "magicfuncs": {
62 {Words(``, `\b`, `__abs__`, `__add__`, `__and__`, `__call__`, `__cmp__`, `__coerce__`, `__complex__`, `__contains__`, `__del__`, `__delattr__`, `__delete__`, `__delitem__`, `__delslice__`, `__div__`, `__divmod__`, `__enter__`, `__eq__`, `__exit__`, `__float__`, `__floordiv__`, `__ge__`, `__get__`, `__getattr__`, `__getattribute__`, `__getitem__`, `__getslice__`, `__gt__`, `__hash__`, `__hex__`, `__iadd__`, `__iand__`, `__idiv__`, `__ifloordiv__`, `__ilshift__`, `__imod__`, `__imul__`, `__index__`, `__init__`, `__instancecheck__`, `__int__`, `__invert__`, `__iop__`, `__ior__`, `__ipow__`, `__irshift__`, `__isub__`, `__iter__`, `__itruediv__`, `__ixor__`, `__le__`, `__len__`, `__long__`, `__lshift__`, `__lt__`, `__missing__`, `__mod__`, `__mul__`, `__ne__`, `__neg__`, `__new__`, `__nonzero__`, `__oct__`, `__op__`, `__or__`, `__pos__`, `__pow__`, `__radd__`, `__rand__`, `__rcmp__`, `__rdiv__`, `__rdivmod__`, `__repr__`, `__reversed__`, `__rfloordiv__`, `__rlshift__`, `__rmod__`, `__rmul__`, `__rop__`, `__ror__`, `__rpow__`, `__rrshift__`, `__rshift__`, `__rsub__`, `__rtruediv__`, `__rxor__`, `__set__`, `__setattr__`, `__setitem__`, `__setslice__`, `__str__`, `__sub__`, `__subclasscheck__`, `__truediv__`, `__unicode__`, `__xor__`), NameFunctionMagic, nil},
63 },
64 "magicvars": {
65 {Words(``, `\b`, `__bases__`, `__class__`, `__closure__`, `__code__`, `__defaults__`, `__dict__`, `__doc__`, `__file__`, `__func__`, `__globals__`, `__metaclass__`, `__module__`, `__mro__`, `__name__`, `__self__`, `__slots__`, `__weakref__`), NameVariableMagic, nil},
66 },
67 "numbers": {
68 {`(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?j?`, LiteralNumberFloat, nil},
69 {`\d+[eE][+-]?[0-9]+j?`, LiteralNumberFloat, nil},
70 {`0[0-7]+j?`, LiteralNumberOct, nil},
71 {`0[bB][01]+`, LiteralNumberBin, nil},
72 {`0[xX][a-fA-F0-9]+`, LiteralNumberHex, nil},
73 {`\d+L`, LiteralNumberIntegerLong, nil},
74 {`\d+j?`, LiteralNumberInteger, nil},
75 },
76 "backtick": {
77 {"`.*?`", LiteralStringBacktick, nil},
78 },
79 "name": {
80 {`@[\w.]+`, NameDecorator, nil},
81 {`[a-zA-Z_]\w*`, Name, nil},
82 },
83 "funcname": {
84 Include("magicfuncs"),
85 {`[a-zA-Z_]\w*`, NameFunction, Pop(1)},
86 Default(Pop(1)),
87 },
88 "classname": {
89 {`[a-zA-Z_]\w*`, NameClass, Pop(1)},
90 },
91 "import": {
92 {`(?:[ \t]|\\\n)+`, Text, nil},
93 {`as\b`, KeywordNamespace, nil},
94 {`,`, Operator, nil},
95 {`[a-zA-Z_][\w.]*`, NameNamespace, nil},
96 Default(Pop(1)),
97 },
98 "fromimport": {
99 {`(?:[ \t]|\\\n)+`, Text, nil},
100 {`import\b`, KeywordNamespace, Pop(1)},
101 {`None\b`, NameBuiltinPseudo, Pop(1)},
102 {`[a-zA-Z_.][\w.]*`, NameNamespace, nil},
103 Default(Pop(1)),
104 },
105 "stringescape": {
106 {`\\([\\abfnrtv"\']|\n|N\{.*?\}|u[a-fA-F0-9]{4}|U[a-fA-F0-9]{8}|x[a-fA-F0-9]{2}|[0-7]{1,3})`, LiteralStringEscape, nil},
107 },
108 "strings-single": {
109 {`%(\(\w+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?[hlL]?[E-GXc-giorsux%]`, LiteralStringInterpol, nil},
110 {`[^\\\'"%\n]+`, LiteralStringSingle, nil},
111 {`[\'"\\]`, LiteralStringSingle, nil},
112 {`%`, LiteralStringSingle, nil},
113 },
114 "strings-double": {
115 {`%(\(\w+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?[hlL]?[E-GXc-giorsux%]`, LiteralStringInterpol, nil},
116 {`[^\\\'"%\n]+`, LiteralStringDouble, nil},
117 {`[\'"\\]`, LiteralStringDouble, nil},
118 {`%`, LiteralStringDouble, nil},
119 },
120 "dqs": {
121 {`"`, LiteralStringDouble, Pop(1)},
122 {`\\\\|\\"|\\\n`, LiteralStringEscape, nil},
123 Include("strings-double"),
124 },
125 "sqs": {
126 {`'`, LiteralStringSingle, Pop(1)},
127 {`\\\\|\\'|\\\n`, LiteralStringEscape, nil},
128 Include("strings-single"),
129 },
130 "tdqs": {
131 {`"""`, LiteralStringDouble, Pop(1)},
132 Include("strings-double"),
133 {`\n`, LiteralStringDouble, nil},
134 },
135 "tsqs": {
136 {`'''`, LiteralStringSingle, Pop(1)},
137 Include("strings-single"),
138 {`\n`, LiteralStringSingle, nil},
139 },
140 }
141 }
142
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