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comparison mercurial/templater.py @ 24886:10a13da8840d stable

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templater: fail more gracefully for blank strings to word
author Ryan McElroy <rmcelroy@fb.com>
date Thu, 30 Apr 2015 12:33:36 -0700
parents d80819f67d59
children 09124cce913f
comparison
equal deleted inserted replaced
24885:eea3977e6fca 24886:10a13da8840d
537 if not (2 <= len(args) <= 3): 537 if not (2 <= len(args) <= 3):
538 # i18n: "word" is a keyword 538 # i18n: "word" is a keyword
539 raise error.ParseError(_("word expects two or three arguments, got %d") 539 raise error.ParseError(_("word expects two or three arguments, got %d")
540 % len(args)) 540 % len(args))
541 541
542 num = int(stringify(args[0][0](context, mapping, args[0][1]))) 542 try:
543 num = int(stringify(args[0][0](context, mapping, args[0][1])))
544 except ValueError:
545 # i18n: "word" is a keyword
546 raise error.ParseError(
547 _("Use strings like '3' for numbers passed to word function"))
543 text = stringify(args[1][0](context, mapping, args[1][1])) 548 text = stringify(args[1][0](context, mapping, args[1][1]))
544 if len(args) == 3: 549 if len(args) == 3:
545 splitter = stringify(args[2][0](context, mapping, args[2][1])) 550 splitter = stringify(args[2][0](context, mapping, args[2][1]))
546 else: 551 else:
547 splitter = None 552 splitter = None