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option: Add option to limit result list #187

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option: Add option to limit result list #187

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6 changes: 4 additions & 2 deletions bin/cppman
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,9 @@ def main():
make_option('-v', '--version', action='store_true', dest='version',
default=False, help='Show version information.'),
make_option('--force-columns', action='store', dest='force_columns',
type=int, default=-1, help='Force terminal columns.')
type=int, default=-1, help='Force terminal columns.'),
make_option('-n','--max-results', action='store', dest='max_results',
type=int, default=-1, help='Maximum number of search results to show.')
]

parser = OptionParser(
Expand Down Expand Up @@ -159,7 +161,7 @@ def main():
sys.exit(1)

try:
keyword = cm.fuzzy_find(args[0])
keyword = cm.fuzzy_find(args[0], options.max_results)
if not keyword:
sys.exit(1)

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4 changes: 3 additions & 1 deletion cppman/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -596,9 +596,11 @@ def find(self, pattern):
else:
raise RuntimeError('%s: nothing appropriate.' % pattern)

def fuzzy_find(self, pattern):
def fuzzy_find(self, pattern, max_results):
"""Find pages in database and present an interactive selection menu."""
results = self._search_keyword(pattern)
if max_results >= 1:
results = results[:max_results]

if not results:
raise RuntimeError('%s: nothing appropriate.' % pattern)
Expand Down