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937 lines
30 KiB
937 lines
30 KiB
2 weeks ago
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# -*- coding: utf-8 -*-
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"""
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pygments.lexers.haxe
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~~~~~~~~~~~~~~~~~~~~
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Lexers for Haxe and related stuff.
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:copyright: Copyright 2006-2019 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 ExtendedRegexLexer, RegexLexer, include, bygroups, \
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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, Generic, Whitespace
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__all__ = ['HaxeLexer', 'HxmlLexer']
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class HaxeLexer(ExtendedRegexLexer):
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"""
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For Haxe source code (http://haxe.org/).
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.. versionadded:: 1.3
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"""
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name = 'Haxe'
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aliases = ['hx', 'haxe', 'hxsl']
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filenames = ['*.hx', '*.hxsl']
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mimetypes = ['text/haxe', 'text/x-haxe', 'text/x-hx']
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# keywords extracted from lexer.mll in the haxe compiler source
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keyword = (r'(?:function|class|static|var|if|else|while|do|for|'
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r'break|return|continue|extends|implements|import|'
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r'switch|case|default|public|private|try|untyped|'
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r'catch|new|this|throw|extern|enum|in|interface|'
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r'cast|override|dynamic|typedef|package|'
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r'inline|using|null|true|false|abstract)\b')
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# idtype in lexer.mll
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typeid = r'_*[A-Z]\w*'
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# combined ident and dollar and idtype
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ident = r'(?:_*[a-z]\w*|_+[0-9]\w*|' + typeid + r'|_+|\$\w+)'
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binop = (r'(?:%=|&=|\|=|\^=|\+=|\-=|\*=|/=|<<=|>\s*>\s*=|>\s*>\s*>\s*=|==|'
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r'!=|<=|>\s*=|&&|\|\||<<|>>>|>\s*>|\.\.\.|<|>|%|&|\||\^|\+|\*|'
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r'/|\-|=>|=)')
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# ident except keywords
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ident_no_keyword = r'(?!' + keyword + ')' + ident
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flags = re.DOTALL | re.MULTILINE
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preproc_stack = []
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def preproc_callback(self, match, ctx):
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proc = match.group(2)
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if proc == 'if':
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# store the current stack
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self.preproc_stack.append(ctx.stack[:])
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elif proc in ['else', 'elseif']:
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# restore the stack back to right before #if
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if self.preproc_stack:
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ctx.stack = self.preproc_stack[-1][:]
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elif proc == 'end':
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# remove the saved stack of previous #if
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if self.preproc_stack:
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self.preproc_stack.pop()
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# #if and #elseif should follow by an expr
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if proc in ['if', 'elseif']:
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ctx.stack.append('preproc-expr')
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# #error can be optionally follow by the error msg
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if proc in ['error']:
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ctx.stack.append('preproc-error')
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yield match.start(), Comment.Preproc, u'#' + proc
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ctx.pos = match.end()
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tokens = {
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'root': [
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include('spaces'),
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include('meta'),
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(r'(?:package)\b', Keyword.Namespace, ('semicolon', 'package')),
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(r'(?:import)\b', Keyword.Namespace, ('semicolon', 'import')),
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(r'(?:using)\b', Keyword.Namespace, ('semicolon', 'using')),
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(r'(?:extern|private)\b', Keyword.Declaration),
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(r'(?:abstract)\b', Keyword.Declaration, 'abstract'),
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(r'(?:class|interface)\b', Keyword.Declaration, 'class'),
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(r'(?:enum)\b', Keyword.Declaration, 'enum'),
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(r'(?:typedef)\b', Keyword.Declaration, 'typedef'),
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# top-level expression
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# although it is not supported in haxe, but it is common to write
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# expression in web pages the positive lookahead here is to prevent
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# an infinite loop at the EOF
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(r'(?=.)', Text, 'expr-statement'),
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],
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# space/tab/comment/preproc
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'spaces': [
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(r'\s+', Text),
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(r'//[^\n\r]*', Comment.Single),
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(r'/\*.*?\*/', Comment.Multiline),
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(r'(#)(if|elseif|else|end|error)\b', preproc_callback),
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],
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'string-single-interpol': [
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(r'\$\{', String.Interpol, ('string-interpol-close', 'expr')),
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(r'\$\$', String.Escape),
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(r'\$(?=' + ident + ')', String.Interpol, 'ident'),
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include('string-single'),
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],
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'string-single': [
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(r"'", String.Single, '#pop'),
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(r'\\.', String.Escape),
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(r'.', String.Single),
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],
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'string-double': [
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(r'"', String.Double, '#pop'),
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(r'\\.', String.Escape),
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(r'.', String.Double),
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],
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'string-interpol-close': [
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(r'\$'+ident, String.Interpol),
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(r'\}', String.Interpol, '#pop'),
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],
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'package': [
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include('spaces'),
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(ident, Name.Namespace),
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(r'\.', Punctuation, 'import-ident'),
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default('#pop'),
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],
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'import': [
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include('spaces'),
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(ident, Name.Namespace),
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(r'\*', Keyword), # wildcard import
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(r'\.', Punctuation, 'import-ident'),
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(r'in', Keyword.Namespace, 'ident'),
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default('#pop'),
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],
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'import-ident': [
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include('spaces'),
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(r'\*', Keyword, '#pop'), # wildcard import
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(ident, Name.Namespace, '#pop'),
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],
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'using': [
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include('spaces'),
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(ident, Name.Namespace),
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(r'\.', Punctuation, 'import-ident'),
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default('#pop'),
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],
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'preproc-error': [
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(r'\s+', Comment.Preproc),
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(r"'", String.Single, ('#pop', 'string-single')),
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(r'"', String.Double, ('#pop', 'string-double')),
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default('#pop'),
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],
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'preproc-expr': [
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(r'\s+', Comment.Preproc),
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(r'\!', Comment.Preproc),
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(r'\(', Comment.Preproc, ('#pop', 'preproc-parenthesis')),
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(ident, Comment.Preproc, '#pop'),
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# Float
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(r'\.[0-9]+', Number.Float),
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(r'[0-9]+[eE][+\-]?[0-9]+', Number.Float),
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(r'[0-9]+\.[0-9]*[eE][+\-]?[0-9]+', Number.Float),
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(r'[0-9]+\.[0-9]+', Number.Float),
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(r'[0-9]+\.(?!' + ident + r'|\.\.)', Number.Float),
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# Int
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(r'0x[0-9a-fA-F]+', Number.Hex),
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(r'[0-9]+', Number.Integer),
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# String
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(r"'", String.Single, ('#pop', 'string-single')),
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(r'"', String.Double, ('#pop', 'string-double')),
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],
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'preproc-parenthesis': [
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(r'\s+', Comment.Preproc),
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(r'\)', Comment.Preproc, '#pop'),
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default('preproc-expr-in-parenthesis'),
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],
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'preproc-expr-chain': [
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(r'\s+', Comment.Preproc),
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(binop, Comment.Preproc, ('#pop', 'preproc-expr-in-parenthesis')),
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default('#pop'),
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],
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# same as 'preproc-expr' but able to chain 'preproc-expr-chain'
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'preproc-expr-in-parenthesis': [
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(r'\s+', Comment.Preproc),
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(r'\!', Comment.Preproc),
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(r'\(', Comment.Preproc,
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('#pop', 'preproc-expr-chain', 'preproc-parenthesis')),
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(ident, Comment.Preproc, ('#pop', 'preproc-expr-chain')),
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# Float
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(r'\.[0-9]+', Number.Float, ('#pop', 'preproc-expr-chain')),
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(r'[0-9]+[eE][+\-]?[0-9]+', Number.Float, ('#pop', 'preproc-expr-chain')),
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(r'[0-9]+\.[0-9]*[eE][+\-]?[0-9]+', Number.Float, ('#pop', 'preproc-expr-chain')),
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(r'[0-9]+\.[0-9]+', Number.Float, ('#pop', 'preproc-expr-chain')),
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(r'[0-9]+\.(?!' + ident + r'|\.\.)', Number.Float, ('#pop', 'preproc-expr-chain')),
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# Int
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(r'0x[0-9a-fA-F]+', Number.Hex, ('#pop', 'preproc-expr-chain')),
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(r'[0-9]+', Number.Integer, ('#pop', 'preproc-expr-chain')),
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# String
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(r"'", String.Single,
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('#pop', 'preproc-expr-chain', 'string-single')),
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(r'"', String.Double,
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('#pop', 'preproc-expr-chain', 'string-double')),
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],
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'abstract': [
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include('spaces'),
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default(('#pop', 'abstract-body', 'abstract-relation',
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'abstract-opaque', 'type-param-constraint', 'type-name')),
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],
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'abstract-body': [
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include('spaces'),
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(r'\{', Punctuation, ('#pop', 'class-body')),
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],
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'abstract-opaque': [
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include('spaces'),
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(r'\(', Punctuation, ('#pop', 'parenthesis-close', 'type')),
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default('#pop'),
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],
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'abstract-relation': [
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include('spaces'),
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(r'(?:to|from)', Keyword.Declaration, 'type'),
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(r',', Punctuation),
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default('#pop'),
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],
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'meta': [
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include('spaces'),
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(r'@', Name.Decorator, ('meta-body', 'meta-ident', 'meta-colon')),
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],
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# optional colon
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'meta-colon': [
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include('spaces'),
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(r':', Name.Decorator, '#pop'),
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default('#pop'),
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],
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# same as 'ident' but set token as Name.Decorator instead of Name
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'meta-ident': [
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include('spaces'),
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(ident, Name.Decorator, '#pop'),
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],
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'meta-body': [
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include('spaces'),
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(r'\(', Name.Decorator, ('#pop', 'meta-call')),
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default('#pop'),
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],
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'meta-call': [
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include('spaces'),
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(r'\)', Name.Decorator, '#pop'),
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default(('#pop', 'meta-call-sep', 'expr')),
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],
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'meta-call-sep': [
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include('spaces'),
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(r'\)', Name.Decorator, '#pop'),
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(r',', Punctuation, ('#pop', 'meta-call')),
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],
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'typedef': [
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include('spaces'),
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default(('#pop', 'typedef-body', 'type-param-constraint',
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'type-name')),
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],
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'typedef-body': [
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include('spaces'),
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(r'=', Operator, ('#pop', 'optional-semicolon', 'type')),
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],
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'enum': [
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include('spaces'),
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default(('#pop', 'enum-body', 'bracket-open',
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'type-param-constraint', 'type-name')),
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],
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'enum-body': [
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include('spaces'),
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include('meta'),
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(r'\}', Punctuation, '#pop'),
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(ident_no_keyword, Name, ('enum-member', 'type-param-constraint')),
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],
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'enum-member': [
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include('spaces'),
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(r'\(', Punctuation,
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('#pop', 'semicolon', 'flag', 'function-param')),
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default(('#pop', 'semicolon', 'flag')),
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],
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'class': [
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include('spaces'),
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default(('#pop', 'class-body', 'bracket-open', 'extends',
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'type-param-constraint', 'type-name')),
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],
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'extends': [
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include('spaces'),
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(r'(?:extends|implements)\b', Keyword.Declaration, 'type'),
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(r',', Punctuation), # the comma is made optional here, since haxe2
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# requires the comma but haxe3 does not allow it
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default('#pop'),
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],
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'bracket-open': [
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include('spaces'),
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(r'\{', Punctuation, '#pop'),
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],
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'bracket-close': [
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include('spaces'),
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(r'\}', Punctuation, '#pop'),
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],
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'class-body': [
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include('spaces'),
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include('meta'),
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(r'\}', Punctuation, '#pop'),
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(r'(?:static|public|private|override|dynamic|inline|macro)\b',
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Keyword.Declaration),
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default('class-member'),
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],
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'class-member': [
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include('spaces'),
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(r'(var)\b', Keyword.Declaration,
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('#pop', 'optional-semicolon', 'var')),
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(r'(function)\b', Keyword.Declaration,
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('#pop', 'optional-semicolon', 'class-method')),
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],
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# local function, anonymous or not
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||
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'function-local': [
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include('spaces'),
|
||
|
|
(ident_no_keyword, Name.Function,
|
||
|
|
('#pop', 'optional-expr', 'flag', 'function-param',
|
||
|
|
'parenthesis-open', 'type-param-constraint')),
|
||
|
|
default(('#pop', 'optional-expr', 'flag', 'function-param',
|
||
|
|
'parenthesis-open', 'type-param-constraint')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'optional-expr': [
|
||
|
|
include('spaces'),
|
||
|
|
include('expr'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'class-method': [
|
||
|
|
include('spaces'),
|
||
|
|
(ident, Name.Function, ('#pop', 'optional-expr', 'flag',
|
||
|
|
'function-param', 'parenthesis-open',
|
||
|
|
'type-param-constraint')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# function arguments
|
||
|
|
'function-param': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
(r'\?', Punctuation),
|
||
|
|
(ident_no_keyword, Name,
|
||
|
|
('#pop', 'function-param-sep', 'assign', 'flag')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'function-param-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'function-param')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'prop-get-set': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'parenthesis-close',
|
||
|
|
'prop-get-set-opt', 'comma', 'prop-get-set-opt')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'prop-get-set-opt': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:default|null|never|dynamic|get|set)\b', Keyword, '#pop'),
|
||
|
|
(ident_no_keyword, Text, '#pop'), # custom getter/setter
|
||
|
|
],
|
||
|
|
|
||
|
|
'expr-statement': [
|
||
|
|
include('spaces'),
|
||
|
|
# makes semicolon optional here, just to avoid checking the last
|
||
|
|
# one is bracket or not.
|
||
|
|
default(('#pop', 'optional-semicolon', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'expr': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'@', Name.Decorator, ('#pop', 'optional-expr', 'meta-body',
|
||
|
|
'meta-ident', 'meta-colon')),
|
||
|
|
(r'(?:\+\+|\-\-|~(?!/)|!|\-)', Operator),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'expr-chain', 'parenthesis')),
|
||
|
|
(r'(?:static|public|private|override|dynamic|inline)\b',
|
||
|
|
Keyword.Declaration),
|
||
|
|
(r'(?:function)\b', Keyword.Declaration, ('#pop', 'expr-chain',
|
||
|
|
'function-local')),
|
||
|
|
(r'\{', Punctuation, ('#pop', 'expr-chain', 'bracket')),
|
||
|
|
(r'(?:true|false|null)\b', Keyword.Constant, ('#pop', 'expr-chain')),
|
||
|
|
(r'(?:this)\b', Keyword, ('#pop', 'expr-chain')),
|
||
|
|
(r'(?:cast)\b', Keyword, ('#pop', 'expr-chain', 'cast')),
|
||
|
|
(r'(?:try)\b', Keyword, ('#pop', 'catch', 'expr')),
|
||
|
|
(r'(?:var)\b', Keyword.Declaration, ('#pop', 'var')),
|
||
|
|
(r'(?:new)\b', Keyword, ('#pop', 'expr-chain', 'new')),
|
||
|
|
(r'(?:switch)\b', Keyword, ('#pop', 'switch')),
|
||
|
|
(r'(?:if)\b', Keyword, ('#pop', 'if')),
|
||
|
|
(r'(?:do)\b', Keyword, ('#pop', 'do')),
|
||
|
|
(r'(?:while)\b', Keyword, ('#pop', 'while')),
|
||
|
|
(r'(?:for)\b', Keyword, ('#pop', 'for')),
|
||
|
|
(r'(?:untyped|throw)\b', Keyword),
|
||
|
|
(r'(?:return)\b', Keyword, ('#pop', 'optional-expr')),
|
||
|
|
(r'(?:macro)\b', Keyword, ('#pop', 'macro')),
|
||
|
|
(r'(?:continue|break)\b', Keyword, '#pop'),
|
||
|
|
(r'(?:\$\s*[a-z]\b|\$(?!'+ident+'))', Name, ('#pop', 'dollar')),
|
||
|
|
(ident_no_keyword, Name, ('#pop', 'expr-chain')),
|
||
|
|
|
||
|
|
# Float
|
||
|
|
(r'\.[0-9]+', Number.Float, ('#pop', 'expr-chain')),
|
||
|
|
(r'[0-9]+[eE][+\-]?[0-9]+', Number.Float, ('#pop', 'expr-chain')),
|
||
|
|
(r'[0-9]+\.[0-9]*[eE][+\-]?[0-9]+', Number.Float, ('#pop', 'expr-chain')),
|
||
|
|
(r'[0-9]+\.[0-9]+', Number.Float, ('#pop', 'expr-chain')),
|
||
|
|
(r'[0-9]+\.(?!' + ident + r'|\.\.)', Number.Float, ('#pop', 'expr-chain')),
|
||
|
|
|
||
|
|
# Int
|
||
|
|
(r'0x[0-9a-fA-F]+', Number.Hex, ('#pop', 'expr-chain')),
|
||
|
|
(r'[0-9]+', Number.Integer, ('#pop', 'expr-chain')),
|
||
|
|
|
||
|
|
# String
|
||
|
|
(r"'", String.Single, ('#pop', 'expr-chain', 'string-single-interpol')),
|
||
|
|
(r'"', String.Double, ('#pop', 'expr-chain', 'string-double')),
|
||
|
|
|
||
|
|
# EReg
|
||
|
|
(r'~/(\\\\|\\/|[^/\n])*/[gimsu]*', String.Regex, ('#pop', 'expr-chain')),
|
||
|
|
|
||
|
|
# Array
|
||
|
|
(r'\[', Punctuation, ('#pop', 'expr-chain', 'array-decl')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'expr-chain': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:\+\+|\-\-)', Operator),
|
||
|
|
(binop, Operator, ('#pop', 'expr')),
|
||
|
|
(r'(?:in)\b', Keyword, ('#pop', 'expr')),
|
||
|
|
(r'\?', Operator, ('#pop', 'expr', 'ternary', 'expr')),
|
||
|
|
(r'(\.)(' + ident_no_keyword + ')', bygroups(Punctuation, Name)),
|
||
|
|
(r'\[', Punctuation, 'array-access'),
|
||
|
|
(r'\(', Punctuation, 'call'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# macro reification
|
||
|
|
'macro': [
|
||
|
|
include('spaces'),
|
||
|
|
include('meta'),
|
||
|
|
(r':', Punctuation, ('#pop', 'type')),
|
||
|
|
|
||
|
|
(r'(?:extern|private)\b', Keyword.Declaration),
|
||
|
|
(r'(?:abstract)\b', Keyword.Declaration, ('#pop', 'optional-semicolon', 'abstract')),
|
||
|
|
(r'(?:class|interface)\b', Keyword.Declaration, ('#pop', 'optional-semicolon', 'macro-class')),
|
||
|
|
(r'(?:enum)\b', Keyword.Declaration, ('#pop', 'optional-semicolon', 'enum')),
|
||
|
|
(r'(?:typedef)\b', Keyword.Declaration, ('#pop', 'optional-semicolon', 'typedef')),
|
||
|
|
|
||
|
|
default(('#pop', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'macro-class': [
|
||
|
|
(r'\{', Punctuation, ('#pop', 'class-body')),
|
||
|
|
include('class')
|
||
|
|
],
|
||
|
|
|
||
|
|
# cast can be written as "cast expr" or "cast(expr, type)"
|
||
|
|
'cast': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'parenthesis-close',
|
||
|
|
'cast-type', 'expr')),
|
||
|
|
default(('#pop', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# optionally give a type as the 2nd argument of cast()
|
||
|
|
'cast-type': [
|
||
|
|
include('spaces'),
|
||
|
|
(r',', Punctuation, ('#pop', 'type')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'catch': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:catch)\b', Keyword, ('expr', 'function-param',
|
||
|
|
'parenthesis-open')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# do-while loop
|
||
|
|
'do': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'do-while', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# the while after do
|
||
|
|
'do-while': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:while)\b', Keyword, ('#pop', 'parenthesis',
|
||
|
|
'parenthesis-open')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'while': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'expr', 'parenthesis')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'for': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'expr', 'parenthesis')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'if': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'else', 'optional-semicolon', 'expr',
|
||
|
|
'parenthesis')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'else': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:else)\b', Keyword, ('#pop', 'expr')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'switch': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'switch-body', 'bracket-open', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'switch-body': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:case|default)\b', Keyword, ('case-block', 'case')),
|
||
|
|
(r'\}', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'case': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Punctuation, '#pop'),
|
||
|
|
default(('#pop', 'case-sep', 'case-guard', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'case-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'case')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'case-guard': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?:if)\b', Keyword, ('#pop', 'parenthesis', 'parenthesis-open')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# optional multiple expr under a case
|
||
|
|
'case-block': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?!(?:case|default)\b|\})', Keyword, 'expr-statement'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'new': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'call', 'parenthesis-open', 'type')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'array-decl': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\]', Punctuation, '#pop'),
|
||
|
|
default(('#pop', 'array-decl-sep', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'array-decl-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\]', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'array-decl')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'array-access': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'array-access-close', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'array-access-close': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\]', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'comma': [
|
||
|
|
include('spaces'),
|
||
|
|
(r',', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'colon': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'semicolon': [
|
||
|
|
include('spaces'),
|
||
|
|
(r';', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'optional-semicolon': [
|
||
|
|
include('spaces'),
|
||
|
|
(r';', Punctuation, '#pop'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# identity that CAN be a Haxe keyword
|
||
|
|
'ident': [
|
||
|
|
include('spaces'),
|
||
|
|
(ident, Name, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'dollar': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\{', Punctuation, ('#pop', 'expr-chain', 'bracket-close', 'expr')),
|
||
|
|
default(('#pop', 'expr-chain')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-name': [
|
||
|
|
include('spaces'),
|
||
|
|
(typeid, Name, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-full-name': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\.', Punctuation, 'ident'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\?', Punctuation),
|
||
|
|
(ident, Name, ('#pop', 'type-check', 'type-full-name')),
|
||
|
|
(r'\{', Punctuation, ('#pop', 'type-check', 'type-struct')),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'type-check', 'type-parenthesis')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-parenthesis': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'parenthesis-close', 'type')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-check': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'->', Punctuation, ('#pop', 'type')),
|
||
|
|
(r'<(?!=)', Punctuation, 'type-param'),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-struct': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\}', Punctuation, '#pop'),
|
||
|
|
(r'\?', Punctuation),
|
||
|
|
(r'>', Punctuation, ('comma', 'type')),
|
||
|
|
(ident_no_keyword, Name, ('#pop', 'type-struct-sep', 'type', 'colon')),
|
||
|
|
include('class-body'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-struct-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\}', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'type-struct')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# type-param can be a normal type or a constant literal...
|
||
|
|
'type-param-type': [
|
||
|
|
# Float
|
||
|
|
(r'\.[0-9]+', Number.Float, '#pop'),
|
||
|
|
(r'[0-9]+[eE][+\-]?[0-9]+', Number.Float, '#pop'),
|
||
|
|
(r'[0-9]+\.[0-9]*[eE][+\-]?[0-9]+', Number.Float, '#pop'),
|
||
|
|
(r'[0-9]+\.[0-9]+', Number.Float, '#pop'),
|
||
|
|
(r'[0-9]+\.(?!' + ident + r'|\.\.)', Number.Float, '#pop'),
|
||
|
|
|
||
|
|
# Int
|
||
|
|
(r'0x[0-9a-fA-F]+', Number.Hex, '#pop'),
|
||
|
|
(r'[0-9]+', Number.Integer, '#pop'),
|
||
|
|
|
||
|
|
# String
|
||
|
|
(r"'", String.Single, ('#pop', 'string-single')),
|
||
|
|
(r'"', String.Double, ('#pop', 'string-double')),
|
||
|
|
|
||
|
|
# EReg
|
||
|
|
(r'~/(\\\\|\\/|[^/\n])*/[gim]*', String.Regex, '#pop'),
|
||
|
|
|
||
|
|
# Array
|
||
|
|
(r'\[', Operator, ('#pop', 'array-decl')),
|
||
|
|
|
||
|
|
include('type'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# type-param part of a type
|
||
|
|
# ie. the <A,B> path in Map<A,B>
|
||
|
|
'type-param': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'type-param-sep', 'type-param-type')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-param-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'>', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'type-param')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# optional type-param that may include constraint
|
||
|
|
# ie. <T:Constraint, T2:(ConstraintA,ConstraintB)>
|
||
|
|
'type-param-constraint': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'<(?!=)', Punctuation, ('#pop', 'type-param-constraint-sep',
|
||
|
|
'type-param-constraint-flag', 'type-name')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-param-constraint-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'>', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'type-param-constraint-sep',
|
||
|
|
'type-param-constraint-flag', 'type-name')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# the optional constraint inside type-param
|
||
|
|
'type-param-constraint-flag': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Punctuation, ('#pop', 'type-param-constraint-flag-type')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-param-constraint-flag-type': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, ('#pop', 'type-param-constraint-flag-type-sep',
|
||
|
|
'type')),
|
||
|
|
default(('#pop', 'type')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'type-param-constraint-flag-type-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, 'type'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# a parenthesis expr that contain exactly one expr
|
||
|
|
'parenthesis': [
|
||
|
|
include('spaces'),
|
||
|
|
default(('#pop', 'parenthesis-close', 'flag', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'parenthesis-open': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\(', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'parenthesis-close': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
'var': [
|
||
|
|
include('spaces'),
|
||
|
|
(ident_no_keyword, Text, ('#pop', 'var-sep', 'assign', 'flag', 'prop-get-set')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# optional more var decl.
|
||
|
|
'var-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r',', Punctuation, ('#pop', 'var')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# optional assignment
|
||
|
|
'assign': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'=', Operator, ('#pop', 'expr')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# optional type flag
|
||
|
|
'flag': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Punctuation, ('#pop', 'type')),
|
||
|
|
default('#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# colon as part of a ternary operator (?:)
|
||
|
|
'ternary': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Operator, '#pop'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# function call
|
||
|
|
'call': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
default(('#pop', 'call-sep', 'expr')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# after a call param
|
||
|
|
'call-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\)', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'call')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# bracket can be block or object
|
||
|
|
'bracket': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'(?!(?:\$\s*[a-z]\b|\$(?!'+ident+')))' + ident_no_keyword, Name,
|
||
|
|
('#pop', 'bracket-check')),
|
||
|
|
(r"'", String.Single, ('#pop', 'bracket-check', 'string-single')),
|
||
|
|
(r'"', String.Double, ('#pop', 'bracket-check', 'string-double')),
|
||
|
|
default(('#pop', 'block')),
|
||
|
|
],
|
||
|
|
|
||
|
|
'bracket-check': [
|
||
|
|
include('spaces'),
|
||
|
|
(r':', Punctuation, ('#pop', 'object-sep', 'expr')), # is object
|
||
|
|
default(('#pop', 'block', 'optional-semicolon', 'expr-chain')), # is block
|
||
|
|
],
|
||
|
|
|
||
|
|
# code block
|
||
|
|
'block': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\}', Punctuation, '#pop'),
|
||
|
|
default('expr-statement'),
|
||
|
|
],
|
||
|
|
|
||
|
|
# object in key-value pairs
|
||
|
|
'object': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\}', Punctuation, '#pop'),
|
||
|
|
default(('#pop', 'object-sep', 'expr', 'colon', 'ident-or-string'))
|
||
|
|
],
|
||
|
|
|
||
|
|
# a key of an object
|
||
|
|
'ident-or-string': [
|
||
|
|
include('spaces'),
|
||
|
|
(ident_no_keyword, Name, '#pop'),
|
||
|
|
(r"'", String.Single, ('#pop', 'string-single')),
|
||
|
|
(r'"', String.Double, ('#pop', 'string-double')),
|
||
|
|
],
|
||
|
|
|
||
|
|
# after a key-value pair in object
|
||
|
|
'object-sep': [
|
||
|
|
include('spaces'),
|
||
|
|
(r'\}', Punctuation, '#pop'),
|
||
|
|
(r',', Punctuation, ('#pop', 'object')),
|
||
|
|
],
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
def analyse_text(text):
|
||
|
|
if re.match(r'\w+\s*:\s*\w', text):
|
||
|
|
return 0.3
|
||
|
|
|
||
|
|
|
||
|
|
class HxmlLexer(RegexLexer):
|
||
|
|
"""
|
||
|
|
Lexer for `haXe build <http://haxe.org/doc/compiler>`_ files.
|
||
|
|
|
||
|
|
.. versionadded:: 1.6
|
||
|
|
"""
|
||
|
|
name = 'Hxml'
|
||
|
|
aliases = ['haxeml', 'hxml']
|
||
|
|
filenames = ['*.hxml']
|
||
|
|
|
||
|
|
tokens = {
|
||
|
|
'root': [
|
||
|
|
# Seperator
|
||
|
|
(r'(--)(next)', bygroups(Punctuation, Generic.Heading)),
|
||
|
|
# Compiler switches with one dash
|
||
|
|
(r'(-)(prompt|debug|v)', bygroups(Punctuation, Keyword.Keyword)),
|
||
|
|
# Compilerswitches with two dashes
|
||
|
|
(r'(--)(neko-source|flash-strict|flash-use-stage|no-opt|no-traces|'
|
||
|
|
r'no-inline|times|no-output)', bygroups(Punctuation, Keyword)),
|
||
|
|
# Targets and other options that take an argument
|
||
|
|
(r'(-)(cpp|js|neko|x|as3|swf9?|swf-lib|php|xml|main|lib|D|resource|'
|
||
|
|
r'cp|cmd)( +)(.+)',
|
||
|
|
bygroups(Punctuation, Keyword, Whitespace, String)),
|
||
|
|
# Options that take only numerical arguments
|
||
|
|
(r'(-)(swf-version)( +)(\d+)',
|
||
|
|
bygroups(Punctuation, Keyword, Number.Integer)),
|
||
|
|
# An Option that defines the size, the fps and the background
|
||
|
|
# color of an flash movie
|
||
|
|
(r'(-)(swf-header)( +)(\d+)(:)(\d+)(:)(\d+)(:)([A-Fa-f0-9]{6})',
|
||
|
|
bygroups(Punctuation, Keyword, Whitespace, Number.Integer,
|
||
|
|
Punctuation, Number.Integer, Punctuation, Number.Integer,
|
||
|
|
Punctuation, Number.Hex)),
|
||
|
|
# options with two dashes that takes arguments
|
||
|
|
(r'(--)(js-namespace|php-front|php-lib|remap|gen-hx-classes)( +)'
|
||
|
|
r'(.+)', bygroups(Punctuation, Keyword, Whitespace, String)),
|
||
|
|
# Single line comment, multiline ones are not allowed.
|
||
|
|
(r'#.*', Comment.Single)
|
||
|
|
]
|
||
|
|
}
|