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Diffstat (limited to 'pygments/lexer.py')
| -rw-r--r-- | pygments/lexer.py | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/pygments/lexer.py b/pygments/lexer.py index fa236d28..092870ce 100644 --- a/pygments/lexer.py +++ b/pygments/lexer.py @@ -275,8 +275,16 @@ def using(_other, **kwargs): """ if _other is this: def callback(lexer, match, ctx=None): + # if keyword arguments are given the callback + # function has to create a new lexer instance + if kwargs: + # XXX: cache that somehow + kwargs.update(lexer.options) + lx = lexer.__class__(**kwargs) + else: + lx = lexer s = match.start() - for i, t, v in lexer.get_tokens_unprocessed(match.group()): + for i, t, v in lx.get_tokens_unprocessed(match.group()): yield i + s, t, v if ctx: ctx.pos = match.end() |