def PrintHighlighted(self, out):
from pygments import lexers
from pygments import formatters
from pygments import highlight
# unescape before passing to pygments, which will escape
code = html.ToText(self.s, self.start_pos, self.end_pos)
lexer = lexers.get_lexer_by_name(self.lang)
formatter = formatters.HtmlFormatter()
highlighted = highlight(code, lexer, formatter)
out.Print(highlighted)
def HelpTopics(s):
"""
Given an HTML page, yield groups (id, desc, block of text)
"""
tag_lexer = html.TagLexer(s)
pos = 0
it = html.ValidTokens(s)
while True:
try:
tok_id, end_pos = next(it)
except StopIteration:
break
if tok_id == html.StartTag:
tag_lexer.Reset(pos, end_pos)
#log('%r', tag_lexer.TagString())
#log('%r', tag_lexer.TagName())
# Capture <h2 id="foo"> first
if tag_lexer.TagName() == 'h2':
h2_start_right = end_pos
open_tag_right = end_pos
group_topic_id = tag_lexer.GetAttr('id')
assert group_topic_id, 'Expected id= in %r' % tag_lexer.TagString(
)
h2_end_left, _ = html.ReadUntilEndTag(it, tag_lexer, 'h2')
anchor_html = s[h2_start_right:h2_end_left]
paren_pos = anchor_html.find('(')
assert paren_pos != -1, anchor_html
group_name = anchor_html[:paren_pos].strip()
# Now find the <code></code> span
_, code_start_right = html.ReadUntilStartTag(
it, tag_lexer, 'code')
css_class = tag_lexer.GetAttr('class')
assert css_class in (
'language-oil-help-topics',
'language-osh-help-topics'), tag_lexer.TagString()
code_end_left, _ = html.ReadUntilEndTag(it, tag_lexer, 'code')
text = html.ToText(s, code_start_right, code_end_left)
yield group_topic_id, group_name, text
pos = end_pos
def PrintHighlighted(self, out):
try:
from pygments import lexers
from pygments import formatters
from pygments import highlight
except ImportError:
log("Warning: Couldn't import pygments, so skipping syntax highlighting"
)
return
# unescape before passing to pygments, which will escape
code = html.ToText(self.s, self.start_pos, self.end_pos)
lexer = lexers.get_lexer_by_name(self.lang)
formatter = formatters.HtmlFormatter()
highlighted = highlight(code, lexer, formatter)
out.Print(highlighted)
