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Also apply changes in parser function padleft to padright #385

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Merged
xxyzz merged 1 commit into from
Jul 28, 2025
Merged

Also apply changes in parser function padleft to padright #385

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5 changes: 2 additions & 3 deletions src/wikitextprocessor/parserfns.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1062,8 +1062,7 @@ def padright_fn(
"""Implements the padright parser function."""
v = expander(args[0]) if args else ""
cntstr = expander(args[1]).strip() if len(args) >= 2 else "0"
arg2 = expander(args[2]) if len(args) >= 3 and args[2] else "0"
pad = arg2 if len(args) >= 3 and arg2 else "0"
pad = expander(args[2]) if len(args) >= 3 else "0"
if not cntstr.isdigit():
cnt = 0
if cntstr.startswith("-") and cntstr[1:].isdigit():
Expand All @@ -1075,7 +1074,7 @@ def padright_fn(
)
else:
cnt = int(cntstr)
if cnt - len(v) > len(pad):
if cnt - len(v) > len(pad) and len(pad) > 0:
pad = pad * ((cnt - len(v)) // len(pad))
if len(v) < cnt:
v = v + pad[: cnt - len(v)]
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5 changes: 5 additions & 0 deletions tests/test_parserfns.py
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Original file line number Diff line number Diff line change
Expand Up @@ -214,3 +214,8 @@ def test_padleft_zero_division(self):
self.wtp.start_page("land")
self.assertEqual(self.wtp.expand("{{padleft:|1|}}"), "")
self.assertEqual(self.wtp.expand("{{padleft:|1}}"), "0")

def test_padright_zero_division(self):
self.wtp.start_page("land")
self.assertEqual(self.wtp.expand("{{padright:|1|}}"), "")
self.assertEqual(self.wtp.expand("{{padright:|1}}"), "0")