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pygments.lexers.templates.py Maven / Gradle / Ivy
# -*- coding: utf-8 -*-
"""
pygments.lexers.templates
~~~~~~~~~~~~~~~~~~~~~~~~~
Lexers for various template engines' markup.
:copyright: Copyright 2006-2012 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexers.web import \
PhpLexer, HtmlLexer, XmlLexer, JavascriptLexer, CssLexer, LassoLexer
from pygments.lexers.agile import PythonLexer, PerlLexer
from pygments.lexers.compiled import JavaLexer
from pygments.lexers.jvm import TeaLangLexer
from pygments.lexer import Lexer, DelegatingLexer, RegexLexer, bygroups, \
include, using, this
from pygments.token import Error, Punctuation, \
Text, Comment, Operator, Keyword, Name, String, Number, Other, Token
from pygments.util import html_doctype_matches, looks_like_xml
__all__ = ['HtmlPhpLexer', 'XmlPhpLexer', 'CssPhpLexer',
'JavascriptPhpLexer', 'ErbLexer', 'RhtmlLexer',
'XmlErbLexer', 'CssErbLexer', 'JavascriptErbLexer',
'SmartyLexer', 'HtmlSmartyLexer', 'XmlSmartyLexer',
'CssSmartyLexer', 'JavascriptSmartyLexer', 'DjangoLexer',
'HtmlDjangoLexer', 'CssDjangoLexer', 'XmlDjangoLexer',
'JavascriptDjangoLexer', 'GenshiLexer', 'HtmlGenshiLexer',
'GenshiTextLexer', 'CssGenshiLexer', 'JavascriptGenshiLexer',
'MyghtyLexer', 'MyghtyHtmlLexer', 'MyghtyXmlLexer',
'MyghtyCssLexer', 'MyghtyJavascriptLexer', 'MasonLexer', 'MakoLexer',
'MakoHtmlLexer', 'MakoXmlLexer', 'MakoJavascriptLexer',
'MakoCssLexer', 'JspLexer', 'CheetahLexer', 'CheetahHtmlLexer',
'CheetahXmlLexer', 'CheetahJavascriptLexer', 'EvoqueLexer',
'EvoqueHtmlLexer', 'EvoqueXmlLexer', 'ColdfusionLexer',
'ColdfusionHtmlLexer', 'VelocityLexer', 'VelocityHtmlLexer',
'VelocityXmlLexer', 'SspLexer', 'TeaTemplateLexer', 'LassoHtmlLexer',
'LassoXmlLexer', 'LassoCssLexer', 'LassoJavascriptLexer']
class ErbLexer(Lexer):
"""
Generic `ERB `_ (Ruby Templating)
lexer.
Just highlights ruby code between the preprocessor directives, other data
is left untouched by the lexer.
All options are also forwarded to the `RubyLexer`.
"""
name = 'ERB'
aliases = ['erb']
mimetypes = ['application/x-ruby-templating']
_block_re = re.compile(r'(<%%|%%>|<%=|<%#|<%-|<%|-%>|%>|^%[^%].*?$)', re.M)
def __init__(self, **options):
from pygments.lexers.agile import RubyLexer
self.ruby_lexer = RubyLexer(**options)
Lexer.__init__(self, **options)
def get_tokens_unprocessed(self, text):
"""
Since ERB doesn't allow "<%" and other tags inside of ruby
blocks we have to use a split approach here that fails for
that too.
"""
tokens = self._block_re.split(text)
tokens.reverse()
state = idx = 0
try:
while True:
# text
if state == 0:
val = tokens.pop()
yield idx, Other, val
idx += len(val)
state = 1
# block starts
elif state == 1:
tag = tokens.pop()
# literals
if tag in ('<%%', '%%>'):
yield idx, Other, tag
idx += 3
state = 0
# comment
elif tag == '<%#':
yield idx, Comment.Preproc, tag
val = tokens.pop()
yield idx + 3, Comment, val
idx += 3 + len(val)
state = 2
# blocks or output
elif tag in ('<%', '<%=', '<%-'):
yield idx, Comment.Preproc, tag
idx += len(tag)
data = tokens.pop()
r_idx = 0
for r_idx, r_token, r_value in \
self.ruby_lexer.get_tokens_unprocessed(data):
yield r_idx + idx, r_token, r_value
idx += len(data)
state = 2
elif tag in ('%>', '-%>'):
yield idx, Error, tag
idx += len(tag)
state = 0
# % raw ruby statements
else:
yield idx, Comment.Preproc, tag[0]
r_idx = 0
for r_idx, r_token, r_value in \
self.ruby_lexer.get_tokens_unprocessed(tag[1:]):
yield idx + 1 + r_idx, r_token, r_value
idx += len(tag)
state = 0
# block ends
elif state == 2:
tag = tokens.pop()
if tag not in ('%>', '-%>'):
yield idx, Other, tag
else:
yield idx, Comment.Preproc, tag
idx += len(tag)
state = 0
except IndexError:
return
def analyse_text(text):
if '<%' in text and '%>' in text:
return 0.4
class SmartyLexer(RegexLexer):
"""
Generic `Smarty ', Name.Builtin, 'cfoutput'),
(r'(?s)()(.+?)( )',
bygroups(Name.Builtin, using(ColdfusionLexer), Name.Builtin)),
# negative lookbehind is for strings with embedded >
(r'(?s)()',
bygroups(Name.Builtin, using(ColdfusionLexer), Name.Builtin)),
],
'cfoutput': [
(r'[^#<]+', Other),
(r'(#)(.*?)(#)', bygroups(Punctuation, using(ColdfusionLexer),
Punctuation)),
#(r'', Name.Builtin, '#push'),
(r' ', Name.Builtin, '#pop'),
include('tags'),
(r'(?s)<[^<>]*', Other),
(r'#', Other),
],
}
class ColdfusionHtmlLexer(DelegatingLexer):
"""
Coldfusion markup in html
"""
name = 'Coldfusion HTML'
aliases = ['cfm']
filenames = ['*.cfm', '*.cfml', '*.cfc']
mimetypes = ['application/x-coldfusion']
def __init__(self, **options):
super(ColdfusionHtmlLexer, self).__init__(HtmlLexer, ColdfusionMarkupLexer,
**options)
class SspLexer(DelegatingLexer):
"""
Lexer for Scalate Server Pages.
*New in Pygments 1.4.*
"""
name = 'Scalate Server Page'
aliases = ['ssp']
filenames = ['*.ssp']
mimetypes = ['application/x-ssp']
def __init__(self, **options):
super(SspLexer, self).__init__(XmlLexer, JspRootLexer, **options)
def analyse_text(text):
rv = 0.0
if re.search('val \w+\s*:', text):
rv += 0.6
if looks_like_xml(text):
rv += 0.2
if '<%' in text and '%>' in text:
rv += 0.1
return rv
class TeaTemplateRootLexer(RegexLexer):
"""
Base for the `TeaTemplateLexer`. Yields `Token.Other` for area outside of
code blocks.
*New in Pygments 1.5.*
"""
tokens = {
'root': [
(r'<%\S?', Keyword, 'sec'),
(r'[^<]+', Other),
(r'<', Other),
],
'sec': [
(r'%>', Keyword, '#pop'),
# note: '\w\W' != '.' without DOTALL.
(r'[\w\W]+?(?=%>|\Z)', using(TeaLangLexer)),
],
}
class TeaTemplateLexer(DelegatingLexer):
"""
Lexer for `Tea Templates
