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Clean up abbreviation implementation a bit

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This commit is contained in:
ridiculousfish 2018-09-01 13:18:34 -07:00
parent 051605b593
commit 9269a5e0a8
1 changed files with 7 additions and 17 deletions
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24
src/expand.cpp
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@ -1146,18 +1146,19 @@ bool fish_xdm_login_hack_hack_hack_hack(std::vector<std::string> *cmds, int argc
return result;
}
std::unordered_map<const wcstring, const wcstring> abbreviations;
static owning_lock<std::unordered_map<wcstring, wcstring>> s_abbreviations;
void update_abbr_cache(const wchar_t *op, const wcstring &varname) {
wcstring abbr;
if (!unescape_string(varname.substr(wcslen(L"_fish_abbr_")), &abbr, 0, STRING_STYLE_VAR)) {
debug(1, L"Abbreviation var '%ls' is not correctly encoded, ignoring it.", varname.c_str());
return;
}
abbreviations.erase(abbr);
auto abbreviations = s_abbreviations.acquire();
abbreviations->erase(abbr);
if (wcscmp(op, L"ERASE") != 0) {
const auto expansion = env_get(varname);
if (!expansion.missing_or_empty()) {
abbreviations.emplace(std::make_pair(abbr, expansion->as_string()));
abbreviations->emplace(abbr, expansion->as_string());
}
}
}
@ -1165,20 +1166,9 @@ void update_abbr_cache(const wchar_t *op, const wcstring &varname) {
bool expand_abbreviation(const wcstring &src, wcstring *output) {
if (src.empty()) return false;
auto abbr = abbreviations.find(src);
if (abbr == abbreviations.end()) return false;
auto abbreviations = s_abbreviations.acquire();
auto abbr = abbreviations->find(src);
if (abbr == abbreviations->end()) return false;
if (output != NULL) output->assign(abbr->second);
return true;
#if 0
for (auto abbr : abbreviations) {
if (src == abbr.first) {
// We found a matching abbreviation. Set output to the expansion.
if (output != NULL) output->assign(abbr.second);
return true;
}
}
return false;
#endif
}