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refactor builtin_argparse to remove lint

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This commit is contained in:
Kurtis Rader 2017-07-18 20:22:09 -07:00
parent 69ecda5082
commit ed38db3370
1 changed files with 29 additions and 18 deletions
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43
src/builtin_argparse.cpp
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@ -227,23 +227,11 @@ static bool parse_flag_modifiers(argparse_cmd_opts_t &opts, option_spec_t *opt_s
return true;
}
// This parses an option spec string into a struct option_spec.
static bool parse_option_spec(argparse_cmd_opts_t &opts, wcstring option_spec,
/// Parse the text following the short flag letter.
static bool parse_option_spec_sep(argparse_cmd_opts_t &opts, option_spec_t *opt_spec,
wcstring &option_spec, const wchar_t **opt_spec_str,
io_streams_t &streams) {
if (option_spec.empty()) {
streams.err.append_format(_(L"%ls: An option spec must have a short flag letter\n"),
opts.name.c_str());
return false;
}
const wchar_t *s = option_spec.c_str();
if (!iswalnum(*s) && *s != L'#') {
streams.err.append_format(_(L"%ls: Short flag '%lc' invalid, must be alphanum or '#'\n"),
opts.name.c_str(), *s);
return false;
}
option_spec_t *opt_spec = new option_spec_t(*s++);
const wchar_t *s = *opt_spec_str;
if (*(s - 1) == L'#') {
if (*s != L'-') {
streams.err.append_format(
@ -279,6 +267,29 @@ static bool parse_option_spec(argparse_cmd_opts_t &opts, wcstring option_spec,
return parse_flag_modifiers(opts, opt_spec, option_spec, s, streams);
}
*opt_spec_str = s;
return true;
}
/// This parses an option spec string into a struct option_spec.
static bool parse_option_spec(argparse_cmd_opts_t &opts, wcstring option_spec,
io_streams_t &streams) {
if (option_spec.empty()) {
streams.err.append_format(_(L"%ls: An option spec must have a short flag letter\n"),
opts.name.c_str());
return false;
}
const wchar_t *s = option_spec.c_str();
if (!iswalnum(*s) && *s != L'#') {
streams.err.append_format(_(L"%ls: Short flag '%lc' invalid, must be alphanum or '#'\n"),
opts.name.c_str(), *s);
return false;
}
option_spec_t *opt_spec = new option_spec_t(*s++);
if (!parse_option_spec_sep(opts, opt_spec, option_spec, &s, streams)) return false;
// Collect the long flag name.
const wchar_t *e = s;
while (*e && (*e == L'-' || *e == L'_' || iswalnum(*e))) e++;