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"""
pygments.lexers.d
~~~~~~~~~~~~~~~~~
Lexers for D languages.
:copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from pygments.lexer import RegexLexer, include, words, bygroups
from pygments.token import Text, Comment, Keyword, Name, String, \
Number, Punctuation, Whitespace
__all__ = ['DLexer', 'CrocLexer', 'MiniDLexer']
class DLexer(RegexLexer):
"""
For D source.
.. versionadded:: 1.2
"""
name = 'D'
url = 'https://dlang.org/'
filenames = ['*.d', '*.di']
aliases = ['d']
mimetypes = ['text/x-dsrc']
tokens = {
'root': [
(r'\n', Whitespace),
(r'\s+', Whitespace),
# (r'\\\n', Text), # line continuations
# Comments
(r'(//.*?)(\n)', bygroups(Comment.Single, Whitespace)),
(r'/(\\\n)?[*](.|\n)*?[*](\\\n)?/', Comment.Multiline),
(r'/\+', Comment.Multiline, 'nested_comment'),
# Keywords
(words((
'abstract', 'alias', 'align', 'asm', 'assert', 'auto', 'body',
'break', 'case', 'cast', 'catch', 'class', 'const', 'continue',
'debug', 'default', 'delegate', 'delete', 'deprecated', 'do', 'else',
'enum', 'export', 'extern', 'finally', 'final', 'foreach_reverse',
'foreach', 'for', 'function', 'goto', 'if', 'immutable', 'import',
'interface', 'invariant', 'inout', 'in', 'is', 'lazy', 'mixin',
'module', 'new', 'nothrow', 'out', 'override', 'package', 'pragma',
'private', 'protected', 'public', 'pure', 'ref', 'return', 'scope',
'shared', 'static', 'struct', 'super', 'switch', 'synchronized',
'template', 'this', 'throw', 'try', 'typeid', 'typeof',
'union', 'unittest', 'version', 'volatile', 'while', 'with',
'__gshared', '__traits', '__vector', '__parameters'),
suffix=r'\b'),
Keyword),
(words((
# Removed in 2.072
'typedef', ),
suffix=r'\b'),
Keyword.Removed),
(words((
'bool', 'byte', 'cdouble', 'cent', 'cfloat', 'char', 'creal',
'dchar', 'double', 'float', 'idouble', 'ifloat', 'int', 'ireal',
'long', 'real', 'short', 'ubyte', 'ucent', 'uint', 'ulong',
'ushort', 'void', 'wchar'), suffix=r'\b'),
Keyword.Type),
(r'(false|true|null)\b', Keyword.Constant),
(words((
'__FILE__', '__FILE_FULL_PATH__', '__MODULE__', '__LINE__', '__FUNCTION__',
'__PRETTY_FUNCTION__', '__DATE__', '__EOF__', '__TIME__', '__TIMESTAMP__',
'__VENDOR__', '__VERSION__'), suffix=r'\b'),
Keyword.Pseudo),
(r'macro\b', Keyword.Reserved),
(r'(string|wstring|dstring|size_t|ptrdiff_t)\b', Name.Builtin),
# FloatLiteral
# -- HexFloat
(r'0[xX]([0-9a-fA-F_]*\.[0-9a-fA-F_]+|[0-9a-fA-F_]+)'
r'[pP][+\-]?[0-9_]+[fFL]?[i]?', Number.Float),
# -- DecimalFloat
(r'[0-9_]+(\.[0-9_]+[eE][+\-]?[0-9_]+|'
r'\.[0-9_]*|[eE][+\-]?[0-9_]+)[fFL]?[i]?', Number.Float),
(r'\.(0|[1-9][0-9_]*)([eE][+\-]?[0-9_]+)?[fFL]?[i]?', Number.Float),
# IntegerLiteral
# -- Binary
(r'0[Bb][01_]+', Number.Bin),
# -- Octal
(r'0[0-7_]+', Number.Oct),
# -- Hexadecimal
(r'0[xX][0-9a-fA-F_]+', Number.Hex),
# -- Decimal
(r'(0|[1-9][0-9_]*)([LUu]|Lu|LU|uL|UL)?', Number.Integer),
# CharacterLiteral
(r"""'(\\['"?\\abfnrtv]|\\x[0-9a-fA-F]{2}|\\[0-7]{1,3}"""
r"""|\\u[0-9a-fA-F]{4}|\\U[0-9a-fA-F]{8}|\\&\w+;|.)'""",
String.Char),
# StringLiteral
# -- WysiwygString
(r'r"[^"]*"[cwd]?', String),
# -- AlternateWysiwygString
(r'`[^`]*`[cwd]?', String),
# -- DoubleQuotedString
(r'"(\\\\|\\[^\\]|[^"\\])*"[cwd]?', String),
# -- EscapeSequence
(r"\\(['\"?\\abfnrtv]|x[0-9a-fA-F]{2}|[0-7]{1,3}"
r"|u[0-9a-fA-F]{4}|U[0-9a-fA-F]{8}|&\w+;)",
String),
# -- HexString
(r'x"[0-9a-fA-F_\s]*"[cwd]?', String),
# -- DelimitedString
(r'q"\[', String, 'delimited_bracket'),
(r'q"\(', String, 'delimited_parenthesis'),
(r'q"<', String, 'delimited_angle'),
(r'q"\{', String, 'delimited_curly'),
(r'q"([a-zA-Z_]\w*)\n.*?\n\1"', String),
(r'q"(.).*?\1"', String),
# -- TokenString
(r'q\{', String, 'token_string'),
# Attributes
(r'@([a-zA-Z_]\w*)?', Name.Decorator),
# Tokens
(r'(~=|\^=|%=|\*=|==|!>=|!<=|!<>=|!<>|!<|!>|!=|>>>=|>>>|>>=|>>|>='
r'|<>=|<>|<<=|<<|<=|\+\+|\+=|--|-=|\|\||\|=|&&|&=|\.\.\.|\.\.|/=)'
r'|[/.&|\-+<>!()\[\]{}?,;:$=*%^~]', Punctuation),
# Identifier
(r'[a-zA-Z_]\w*', Name),
# Line
(r'(#line)(\s)(.*)(\n)', bygroups(Comment.Special, Whitespace,
Comment.Special, Whitespace)),
],
'nested_comment': [
(r'[^+/]+', Comment.Multiline),
(r'/\+', Comment.Multiline, '#push'),
(r'\+/', Comment.Multiline, '#pop'),
(r'[+/]', Comment.Multiline),
],
'token_string': [
(r'\{', Punctuation, 'token_string_nest'),
(r'\}', String, '#pop'),
include('root'),
],
'token_string_nest': [
(r'\{', Punctuation, '#push'),
(r'\}', Punctuation, '#pop'),
include('root'),
],
'delimited_bracket': [
(r'[^\[\]]+', String),
(r'\[', String, 'delimited_inside_bracket'),
(r'\]"', String, '#pop'),
],
'delimited_inside_bracket': [
(r'[^\[\]]+', String),
(r'\[', String, '#push'),
(r'\]', String, '#pop'),
],
'delimited_parenthesis': [
(r'[^()]+', String),
(r'\(', String, 'delimited_inside_parenthesis'),
(r'\)"', String, '#pop'),
],
'delimited_inside_parenthesis': [
(r'[^()]+', String),
(r'\(', String, '#push'),
(r'\)', String, '#pop'),
],
'delimited_angle': [
(r'[^<>]+', String),
(r'<', String, 'delimited_inside_angle'),
(r'>"', String, '#pop'),
],
'delimited_inside_angle': [
(r'[^<>]+', String),
(r'<', String, '#push'),
(r'>', String, '#pop'),
],
'delimited_curly': [
(r'[^{}]+', String),
(r'\{', String, 'delimited_inside_curly'),
(r'\}"', String, '#pop'),
],
'delimited_inside_curly': [
(r'[^{}]+', String),
(r'\{', String, '#push'),
(r'\}', String, '#pop'),
],
}
class CrocLexer(RegexLexer):
"""
For Croc source.
"""
name = 'Croc'
url = 'http://jfbillingsley.com/croc'
filenames = ['*.croc']
aliases = ['croc']
mimetypes = ['text/x-crocsrc']
tokens = {
'root': [
(r'\n', Whitespace),
(r'\s+', Whitespace),
# Comments
(r'(//.*?)(\n)', bygroups(Comment.Single, Whitespace)),
(r'/\*', Comment.Multiline, 'nestedcomment'),
# Keywords
(words((
'as', 'assert', 'break', 'case', 'catch', 'class', 'continue',
'default', 'do', 'else', 'finally', 'for', 'foreach', 'function',
'global', 'namespace', 'if', 'import', 'in', 'is', 'local',
'module', 'return', 'scope', 'super', 'switch', 'this', 'throw',
'try', 'vararg', 'while', 'with', 'yield'), suffix=r'\b'),
Keyword),
(r'(false|true|null)\b', Keyword.Constant),
# FloatLiteral
(r'([0-9][0-9_]*)(?=[.eE])(\.[0-9][0-9_]*)?([eE][+\-]?[0-9_]+)?',
Number.Float),
# IntegerLiteral
# -- Binary
(r'0[bB][01][01_]*', Number.Bin),
# -- Hexadecimal
(r'0[xX][0-9a-fA-F][0-9a-fA-F_]*', Number.Hex),
# -- Decimal
(r'([0-9][0-9_]*)(?![.eE])', Number.Integer),
# CharacterLiteral
(r"""'(\\['"\\nrt]|\\x[0-9a-fA-F]{2}|\\[0-9]{1,3}"""
r"""|\\u[0-9a-fA-F]{4}|\\U[0-9a-fA-F]{8}|.)'""",
String.Char),
# StringLiteral
# -- WysiwygString
(r'@"(""|[^"])*"', String),
(r'@`(``|[^`])*`', String),
(r"@'(''|[^'])*'", String),
# -- DoubleQuotedString
(r'"(\\\\|\\[^\\]|[^"\\])*"', String),
# Tokens
(r'(~=|\^=|%=|\*=|==|!=|>>>=|>>>|>>=|>>|>=|<=>|\?=|-\>'
r'|<<=|<<|<=|\+\+|\+=|--|-=|\|\||\|=|&&|&=|\.\.|/=)'
r'|[-/.&$@|\+<>!()\[\]{}?,;:=*%^~#\\]', Punctuation),
# Identifier
(r'[a-zA-Z_]\w*', Name),
],
'nestedcomment': [
(r'[^*/]+', Comment.Multiline),
(r'/\*', Comment.Multiline, '#push'),
(r'\*/', Comment.Multiline, '#pop'),
(r'[*/]', Comment.Multiline),
],
}
class MiniDLexer(CrocLexer):
"""
For MiniD source. MiniD is now known as Croc.
"""
name = 'MiniD'
filenames = [] # don't lex .md as MiniD, reserve for Markdown
aliases = ['minid']
mimetypes = ['text/x-minidsrc']
|
