414 lines
16 KiB
Python
414 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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"""
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pygments.lexers.c_like
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~~~~~~~~~~~~~~~~~~~~~~
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Lexers for other C-like languages.
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:copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import re
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from pygments.lexer import RegexLexer, include, bygroups, inherit, words, \
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default
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from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
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Number, Punctuation
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from pygments.lexers.c_cpp import CLexer, CppLexer
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from pygments.lexers import _mql_builtins
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__all__ = ['PikeLexer', 'NesCLexer', 'ClayLexer', 'ECLexer', 'ValaLexer',
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'CudaLexer', 'SwigLexer', 'MqlLexer']
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class PikeLexer(CppLexer):
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"""
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For `Pike <http://pike.lysator.liu.se/>`_ source code.
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.. versionadded:: 2.0
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"""
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name = 'Pike'
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aliases = ['pike']
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filenames = ['*.pike', '*.pmod']
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mimetypes = ['text/x-pike']
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tokens = {
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'statements': [
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(words((
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'catch', 'new', 'private', 'protected', 'public', 'gauge',
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'throw', 'throws', 'class', 'interface', 'implement', 'abstract', 'extends', 'from',
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'this', 'super', 'constant', 'final', 'static', 'import', 'use', 'extern',
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'inline', 'proto', 'break', 'continue', 'if', 'else', 'for',
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'while', 'do', 'switch', 'case', 'as', 'in', 'version', 'return', 'true', 'false', 'null',
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'__VERSION__', '__MAJOR__', '__MINOR__', '__BUILD__', '__REAL_VERSION__',
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'__REAL_MAJOR__', '__REAL_MINOR__', '__REAL_BUILD__', '__DATE__', '__TIME__',
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'__FILE__', '__DIR__', '__LINE__', '__AUTO_BIGNUM__', '__NT__', '__PIKE__',
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'__amigaos__', '_Pragma', 'static_assert', 'defined', 'sscanf'), suffix=r'\b'),
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Keyword),
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(r'(bool|int|long|float|short|double|char|string|object|void|mapping|'
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r'array|multiset|program|function|lambda|mixed|'
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r'[a-z_][a-z0-9_]*_t)\b',
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Keyword.Type),
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(r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
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(r'[~!%^&*+=|?:<>/@-]', Operator),
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inherit,
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],
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'classname': [
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(r'[a-zA-Z_]\w*', Name.Class, '#pop'),
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# template specification
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(r'\s*(?=>)', Text, '#pop'),
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],
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}
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class NesCLexer(CLexer):
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"""
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For `nesC <https://github.com/tinyos/nesc>`_ source code with preprocessor
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directives.
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.. versionadded:: 2.0
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"""
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name = 'nesC'
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aliases = ['nesc']
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filenames = ['*.nc']
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mimetypes = ['text/x-nescsrc']
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tokens = {
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'statements': [
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(words((
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'abstract', 'as', 'async', 'atomic', 'call', 'command', 'component',
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'components', 'configuration', 'event', 'extends', 'generic',
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'implementation', 'includes', 'interface', 'module', 'new', 'norace',
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'post', 'provides', 'signal', 'task', 'uses'), suffix=r'\b'),
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Keyword),
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(words(('nx_struct', 'nx_union', 'nx_int8_t', 'nx_int16_t', 'nx_int32_t',
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'nx_int64_t', 'nx_uint8_t', 'nx_uint16_t', 'nx_uint32_t',
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'nx_uint64_t'), suffix=r'\b'),
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Keyword.Type),
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inherit,
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],
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}
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class ClayLexer(RegexLexer):
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"""
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For `Clay <http://claylabs.com/clay/>`_ source.
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.. versionadded:: 2.0
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"""
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name = 'Clay'
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filenames = ['*.clay']
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aliases = ['clay']
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mimetypes = ['text/x-clay']
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tokens = {
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'root': [
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(r'\s', Text),
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(r'//.*?$', Comment.Singleline),
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(r'/(\\\n)?[*](.|\n)*?[*](\\\n)?/', Comment.Multiline),
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(r'\b(public|private|import|as|record|variant|instance'
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r'|define|overload|default|external|alias'
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r'|rvalue|ref|forward|inline|noinline|forceinline'
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r'|enum|var|and|or|not|if|else|goto|return|while'
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r'|switch|case|break|continue|for|in|true|false|try|catch|throw'
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r'|finally|onerror|staticassert|eval|when|newtype'
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r'|__FILE__|__LINE__|__COLUMN__|__ARG__'
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r')\b', Keyword),
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(r'[~!%^&*+=|:<>/-]', Operator),
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(r'[#(){}\[\],;.]', Punctuation),
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(r'0x[0-9a-fA-F]+[LlUu]*', Number.Hex),
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(r'\d+[LlUu]*', Number.Integer),
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(r'\b(true|false)\b', Name.Builtin),
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(r'(?i)[a-z_?][\w?]*', Name),
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(r'"""', String, 'tdqs'),
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(r'"', String, 'dqs'),
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],
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'strings': [
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(r'(?i)\\(x[0-9a-f]{2}|.)', String.Escape),
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(r'.', String),
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],
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'nl': [
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(r'\n', String),
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],
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'dqs': [
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(r'"', String, '#pop'),
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include('strings'),
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],
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'tdqs': [
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(r'"""', String, '#pop'),
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include('strings'),
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include('nl'),
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],
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}
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class ECLexer(CLexer):
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"""
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For eC source code with preprocessor directives.
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.. versionadded:: 1.5
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"""
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name = 'eC'
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aliases = ['ec']
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filenames = ['*.ec', '*.eh']
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mimetypes = ['text/x-echdr', 'text/x-ecsrc']
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tokens = {
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'statements': [
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(words((
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'virtual', 'class', 'private', 'public', 'property', 'import',
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'delete', 'new', 'new0', 'renew', 'renew0', 'define', 'get',
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'set', 'remote', 'dllexport', 'dllimport', 'stdcall', 'subclass',
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'__on_register_module', 'namespace', 'using', 'typed_object',
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'any_object', 'incref', 'register', 'watch', 'stopwatching', 'firewatchers',
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'watchable', 'class_designer', 'class_fixed', 'class_no_expansion', 'isset',
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'class_default_property', 'property_category', 'class_data',
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'class_property', 'thisclass', 'dbtable', 'dbindex',
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'database_open', 'dbfield'), suffix=r'\b'), Keyword),
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(words(('uint', 'uint16', 'uint32', 'uint64', 'bool', 'byte',
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'unichar', 'int64'), suffix=r'\b'),
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Keyword.Type),
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(r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
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(r'(null|value|this)\b', Name.Builtin),
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inherit,
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],
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'classname': [
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(r'[a-zA-Z_]\w*', Name.Class, '#pop'),
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# template specification
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(r'\s*(?=>)', Text, '#pop'),
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],
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}
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class ValaLexer(RegexLexer):
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"""
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For Vala source code with preprocessor directives.
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.. versionadded:: 1.1
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"""
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name = 'Vala'
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aliases = ['vala', 'vapi']
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filenames = ['*.vala', '*.vapi']
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mimetypes = ['text/x-vala']
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tokens = {
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'whitespace': [
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(r'^\s*#if\s+0', Comment.Preproc, 'if0'),
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(r'\n', Text),
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(r'\s+', Text),
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(r'\\\n', Text), # line continuation
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(r'//(\n|(.|\n)*?[^\\]\n)', Comment.Single),
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(r'/(\\\n)?[*](.|\n)*?[*](\\\n)?/', Comment.Multiline),
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],
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'statements': [
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(r'[L@]?"', String, 'string'),
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(r"L?'(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,2}|[^\\\'\n])'",
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String.Char),
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(r'(?s)""".*?"""', String), # verbatim strings
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(r'(\d+\.\d*|\.\d+|\d+)[eE][+-]?\d+[lL]?', Number.Float),
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(r'(\d+\.\d*|\.\d+|\d+[fF])[fF]?', Number.Float),
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(r'0x[0-9a-fA-F]+[Ll]?', Number.Hex),
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(r'0[0-7]+[Ll]?', Number.Oct),
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(r'\d+[Ll]?', Number.Integer),
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(r'[~!%^&*+=|?:<>/-]', Operator),
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(r'(\[)(Compact|Immutable|(?:Boolean|Simple)Type)(\])',
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bygroups(Punctuation, Name.Decorator, Punctuation)),
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# TODO: "correctly" parse complex code attributes
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(r'(\[)(CCode|(?:Integer|Floating)Type)',
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bygroups(Punctuation, Name.Decorator)),
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(r'[()\[\],.]', Punctuation),
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(words((
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'as', 'base', 'break', 'case', 'catch', 'construct', 'continue',
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'default', 'delete', 'do', 'else', 'enum', 'finally', 'for',
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'foreach', 'get', 'if', 'in', 'is', 'lock', 'new', 'out', 'params',
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'return', 'set', 'sizeof', 'switch', 'this', 'throw', 'try',
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'typeof', 'while', 'yield'), suffix=r'\b'),
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Keyword),
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(words((
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'abstract', 'const', 'delegate', 'dynamic', 'ensures', 'extern',
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'inline', 'internal', 'override', 'owned', 'private', 'protected',
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'public', 'ref', 'requires', 'signal', 'static', 'throws', 'unowned',
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'var', 'virtual', 'volatile', 'weak', 'yields'), suffix=r'\b'),
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Keyword.Declaration),
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(r'(namespace|using)(\s+)', bygroups(Keyword.Namespace, Text),
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'namespace'),
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(r'(class|errordomain|interface|struct)(\s+)',
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bygroups(Keyword.Declaration, Text), 'class'),
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(r'(\.)([a-zA-Z_]\w*)',
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bygroups(Operator, Name.Attribute)),
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# void is an actual keyword, others are in glib-2.0.vapi
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(words((
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'void', 'bool', 'char', 'double', 'float', 'int', 'int8', 'int16',
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'int32', 'int64', 'long', 'short', 'size_t', 'ssize_t', 'string',
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'time_t', 'uchar', 'uint', 'uint8', 'uint16', 'uint32', 'uint64',
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'ulong', 'unichar', 'ushort'), suffix=r'\b'),
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Keyword.Type),
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(r'(true|false|null)\b', Name.Builtin),
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('[a-zA-Z_]\w*', Name),
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],
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'root': [
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include('whitespace'),
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default('statement'),
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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),
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(';', Punctuation, '#pop'),
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],
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'string': [
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(r'"', String, '#pop'),
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(r'\\([\\abfnrtv"\']|x[a-fA-F0-9]{2,4}|[0-7]{1,3})', String.Escape),
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(r'[^\\"\n]+', String), # all other characters
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(r'\\\n', String), # line continuation
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(r'\\', String), # stray backslash
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],
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'if0': [
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(r'^\s*#if.*?(?<!\\)\n', Comment.Preproc, '#push'),
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(r'^\s*#el(?:se|if).*\n', Comment.Preproc, '#pop'),
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(r'^\s*#endif.*?(?<!\\)\n', Comment.Preproc, '#pop'),
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(r'.*?\n', Comment),
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],
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'class': [
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(r'[a-zA-Z_]\w*', Name.Class, '#pop')
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],
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'namespace': [
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(r'[a-zA-Z_][\w.]*', Name.Namespace, '#pop')
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],
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}
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class CudaLexer(CLexer):
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"""
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For NVIDIA `CUDA™ <http://developer.nvidia.com/category/zone/cuda-zone>`_
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source.
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.. versionadded:: 1.6
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"""
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name = 'CUDA'
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filenames = ['*.cu', '*.cuh']
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aliases = ['cuda', 'cu']
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mimetypes = ['text/x-cuda']
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function_qualifiers = set(('__device__', '__global__', '__host__',
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'__noinline__', '__forceinline__'))
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variable_qualifiers = set(('__device__', '__constant__', '__shared__',
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'__restrict__'))
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vector_types = set(('char1', 'uchar1', 'char2', 'uchar2', 'char3', 'uchar3',
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'char4', 'uchar4', 'short1', 'ushort1', 'short2', 'ushort2',
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'short3', 'ushort3', 'short4', 'ushort4', 'int1', 'uint1',
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'int2', 'uint2', 'int3', 'uint3', 'int4', 'uint4', 'long1',
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'ulong1', 'long2', 'ulong2', 'long3', 'ulong3', 'long4',
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'ulong4', 'longlong1', 'ulonglong1', 'longlong2',
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'ulonglong2', 'float1', 'float2', 'float3', 'float4',
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'double1', 'double2', 'dim3'))
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variables = set(('gridDim', 'blockIdx', 'blockDim', 'threadIdx', 'warpSize'))
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functions = set(('__threadfence_block', '__threadfence', '__threadfence_system',
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'__syncthreads', '__syncthreads_count', '__syncthreads_and',
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'__syncthreads_or'))
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execution_confs = set(('<<<', '>>>'))
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def get_tokens_unprocessed(self, text):
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for index, token, value in CLexer.get_tokens_unprocessed(self, text):
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if token is Name:
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if value in self.variable_qualifiers:
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token = Keyword.Type
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elif value in self.vector_types:
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token = Keyword.Type
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elif value in self.variables:
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token = Name.Builtin
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elif value in self.execution_confs:
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token = Keyword.Pseudo
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elif value in self.function_qualifiers:
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token = Keyword.Reserved
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elif value in self.functions:
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token = Name.Function
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yield index, token, value
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class SwigLexer(CppLexer):
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"""
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For `SWIG <http://www.swig.org/>`_ source code.
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.. versionadded:: 2.0
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"""
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name = 'SWIG'
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aliases = ['swig']
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filenames = ['*.swg', '*.i']
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mimetypes = ['text/swig']
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priority = 0.04 # Lower than C/C++ and Objective C/C++
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tokens = {
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'statements': [
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# SWIG directives
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(r'(%[a-z_][a-z0-9_]*)', Name.Function),
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# Special variables
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('\$\**\&?\w+', Name),
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# Stringification / additional preprocessor directives
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(r'##*[a-zA-Z_]\w*', Comment.Preproc),
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inherit,
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],
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}
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# This is a far from complete set of SWIG directives
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swig_directives = set((
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# Most common directives
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'%apply', '%define', '%director', '%enddef', '%exception', '%extend',
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'%feature', '%fragment', '%ignore', '%immutable', '%import', '%include',
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'%inline', '%insert', '%module', '%newobject', '%nspace', '%pragma',
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'%rename', '%shared_ptr', '%template', '%typecheck', '%typemap',
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# Less common directives
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'%arg', '%attribute', '%bang', '%begin', '%callback', '%catches', '%clear',
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'%constant', '%copyctor', '%csconst', '%csconstvalue', '%csenum',
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'%csmethodmodifiers', '%csnothrowexception', '%default', '%defaultctor',
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'%defaultdtor', '%defined', '%delete', '%delobject', '%descriptor',
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'%exceptionclass', '%exceptionvar', '%extend_smart_pointer', '%fragments',
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'%header', '%ifcplusplus', '%ignorewarn', '%implicit', '%implicitconv',
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'%init', '%javaconst', '%javaconstvalue', '%javaenum', '%javaexception',
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'%javamethodmodifiers', '%kwargs', '%luacode', '%mutable', '%naturalvar',
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'%nestedworkaround', '%perlcode', '%pythonabc', '%pythonappend',
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'%pythoncallback', '%pythoncode', '%pythondynamic', '%pythonmaybecall',
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'%pythonnondynamic', '%pythonprepend', '%refobject', '%shadow', '%sizeof',
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'%trackobjects', '%types', '%unrefobject', '%varargs', '%warn',
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'%warnfilter'))
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def analyse_text(text):
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rv = 0
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# Search for SWIG directives, which are conventionally at the beginning of
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# a line. The probability of them being within a line is low, so let another
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# lexer win in this case.
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matches = re.findall(r'^\s*(%[a-z_][a-z0-9_]*)', text, re.M)
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for m in matches:
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if m in SwigLexer.swig_directives:
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rv = 0.98
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break
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else:
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rv = 0.91 # Fraction higher than MatlabLexer
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return rv
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class MqlLexer(CppLexer):
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"""
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For `MQL4 <http://docs.mql4.com/>`_ and
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`MQL5 <http://www.mql5.com/en/docs>`_ source code.
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.. versionadded:: 2.0
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"""
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name = 'MQL'
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aliases = ['mql', 'mq4', 'mq5', 'mql4', 'mql5']
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filenames = ['*.mq4', '*.mq5', '*.mqh']
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mimetypes = ['text/x-mql']
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tokens = {
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'statements': [
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(words(_mql_builtins.keywords, suffix=r'\b'), Keyword),
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(words(_mql_builtins.c_types, suffix=r'\b'), Keyword.Type),
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(words(_mql_builtins.types, suffix=r'\b'), Name.Function),
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(words(_mql_builtins.constants, suffix=r'\b'), Name.Constant),
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(words(_mql_builtins.colors, prefix='(clr)?', suffix=r'\b'),
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Name.Constant),
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inherit,
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],
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}
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