pygments-main / scripts /

# -*- coding: utf-8 -*-
    Lexing error finder

    For the source files given on the command line, display
    the text where Error tokens are being generated, along
    with some context.

    :copyright: 2006-2007 by Tim Hatch <>.
    :license: BSD, see LICENSE for more details.

import sys, os

    import pygments
except ImportError:
    # try parent path
    sys.path.append(os.path.join(os.path.dirname(__file__), ".."))

from pygments import highlight
from pygments.lexers import get_lexer_for_filename, get_lexer_by_name
from pygments.token import Error

def main(fn):
        lx = get_lexer_for_filename(fn)
    except ValueError:
            name, rest = fn.split("_", 1)
            lx = get_lexer_by_name(name)
        except ValueError:
            raise AssertionError('no lexer found for file %r' % fn)
    text = file(fn, 'U').read()
    text = text.strip('\n') + '\n'
    text = text.decode('latin1')
    ntext = []
    for type, val in lx.get_tokens(text):
        if type == Error:
            print "Error parsing", fn
            print "\n".join(['   ' + repr(x) for x in ntext[-num:]])
            print `val` + "<<<"

num = 10

if __name__ == "__main__":
    if sys.argv[1][:2] == '-n':
        num = int(sys.argv[1][2:])
        del sys.argv[1]
    for f in sys.argv[1:]:
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.