Fuzz introspector: fuzz_guesser
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
39 0 EP call site: 00000 pygments.lexers.guess_lexer

Fuzzer calltree

0 ...fuzz_guesser.TestOneInput [function] [call site] 00000
1 <builtin>.len [function] [call site] 00001
1 <builtin>.str [function] [call site] 00002
1 pygments.lexers.guess_lexer [function] [call site] 00003
2 <builtin>.isinstance [function] [call site] 00004
2 options.get [function] [call site] 00005
2 options.get [function] [call site] 00006
2 _text.decode [function] [call site] 00007
2 pygments.util.guess_decode [function] [call site] 00008
3 text.decode [function] [call site] 00009
3 locale.getpreferredencoding [function] [call site] 00010
3 text.decode [function] [call site] 00011
3 text.decode [function] [call site] 00012
2 pygments.modeline.get_filetype_from_buffer [function] [call site] 00013
3 buf.splitlines [function] [call site] 00014
3 pygments.modeline.get_filetype_from_line [function] [call site] 00015
4 modeline_re.search [function] [call site] 00016
3 <builtin>.range [function] [call site] 00018
3 <builtin>.len [function] [call site] 00019
3 pygments.modeline.get_filetype_from_line [function] [call site] 00020
2 pygments.lexers.get_lexer_by_name [function] [call site] 00021
3 LEXERS.values [function] [call site] 00022
3 _alias.lower [function] [call site] 00023
3 pygments.lexers._load_lexers [function] [call site] 00024
4 <builtin>.__import__ [function] [call site] 00025
4 <builtin>.getattr [function] [call site] 00026
3 pygments.plugin.find_plugin_lexers [function] [call site] 00027
4 pygments.plugin.iter_entry_points [function] [call site] 00028
5 importlib.metadata.entry_points [function] [call site] 00029
5 <builtin>.hasattr [function] [call site] 00030
5 importlib.metadata.entry_points.select [function] [call site] 00031
5 importlib.metadata.entry_points.get [function] [call site] 00032
4 entrypoint.load [function] [call site] 00033
3 _alias.lower [function] [call site] 00034
2 pygments.lexers._iter_lexerclasses [function] [call site] 00035
3 <builtin>.sorted [function] [call site] 00036
3 pygments.lexers._load_lexers [function] [call site] 00037
3 pygments.plugin.find_plugin_lexers [function] [call site] 00038
2 lexer.analyse_text [function] [call site] 00039