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Remove the obsolete CmdSearch::visit function

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This commit is contained in:
regnat 2021-06-10 08:54:14 +02:00
parent 1f8541258c
commit d51deeac1c
1 changed files with 4 additions and 87 deletions
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91
src/nix/search.cc
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@ -82,12 +82,11 @@ struct CmdSearch : InstallableCommand, MixJSON
uint64_t results = 0;
std::function<void(eval_cache::AttrCursor & cursor, const std::vector<Symbol> & attrPath, bool initialRecurse)> visit;
std::function<void(Value & current, const std::vector<Symbol> & attrPath, bool initialRecurse)> visit2;
std::function<void(Value & current, const std::vector<Symbol> & attrPath, bool initialRecurse)> visit;
Value * vTmp = state->allocValue();
visit2 = [&](Value & current, const std::vector<Symbol> & attrPath, bool initialRecurse)
visit = [&](Value & current, const std::vector<Symbol> & attrPath, bool initialRecurse)
{
Activity act(*logger, lvlInfo, actUnknown,
fmt("evaluating '%s'", concatStringsSep(".", attrPath)));
@ -101,7 +100,7 @@ struct CmdSearch : InstallableCommand, MixJSON
auto value_ = allocRootValue(attrValue);
state->lazyGetAttrField(current, {attrName}, noPos,
*attrValue);
visit2(*attrValue, attrPath2, false);
visit(*attrValue, attrPath2, false);
} catch (EvalError &e) {
if (!(attrPath.size() > 0 &&
attrPath[0] == "legacyPackages"))
@ -179,90 +178,8 @@ struct CmdSearch : InstallableCommand, MixJSON
}
};
visit = [&](eval_cache::AttrCursor & cursor, const std::vector<Symbol> & attrPath, bool initialRecurse)
{
Activity act(*logger, lvlInfo, actUnknown,
fmt("evaluating '%s'", concatStringsSep(".", attrPath)));
try {
auto recurse = [&]()
{
for (const auto & attr : cursor.getAttrs()) {
auto cursor2 = cursor.getAttr(attr);
auto attrPath2(attrPath);
attrPath2.push_back(attr);
visit(*cursor2, attrPath2, false);
}
};
if (cursor.isDerivation()) {
size_t found = 0;
DrvName name(cursor.getAttr("name")->getString());
auto aMeta = cursor.maybeGetAttr("meta");
auto aDescription = aMeta ? aMeta->maybeGetAttr("description") : nullptr;
auto description = aDescription ? aDescription->getString() : "";
std::replace(description.begin(), description.end(), '\n', ' ');
auto attrPath2 = concatStringsSep(".", attrPath);
std::smatch attrPathMatch;
std::smatch descriptionMatch;
std::smatch nameMatch;
for (auto & regex : regexes) {
std::regex_search(attrPath2, attrPathMatch, regex);
std::regex_search(name.name, nameMatch, regex);
std::regex_search(description, descriptionMatch, regex);
if (!attrPathMatch.empty()
|| !nameMatch.empty()
|| !descriptionMatch.empty())
found++;
}
if (found == res.size()) {
results++;
if (json) {
auto jsonElem = jsonOut->object(attrPath2);
jsonElem.attr("pname", name.name);
jsonElem.attr("version", name.version);
jsonElem.attr("description", description);
} else {
auto name2 = hilite(name.name, nameMatch, "\e[0;2m");
if (results > 1) logger->cout("");
logger->cout(
"* %s%s",
wrap("\e[0;1m", hilite(attrPath2, attrPathMatch, "\e[0;1m")),
name.version != "" ? " (" + name.version + ")" : "");
if (description != "")
logger->cout(
" %s", hilite(description, descriptionMatch, ANSI_NORMAL));
}
}
}
else if (
attrPath.size() == 0
|| (attrPath[0] == "legacyPackages" && attrPath.size() <= 2)
|| (attrPath[0] == "packages" && attrPath.size() <= 2))
recurse();
else if (initialRecurse)
recurse();
else if (attrPath[0] == "legacyPackages" && attrPath.size() > 2) {
auto attr = cursor.maybeGetAttr(state->sRecurseForDerivations);
if (attr && attr->getBool())
recurse();
}
} catch (EvalError & e) {
if (!(attrPath.size() > 0 && attrPath[0] == "legacyPackages"))
throw;
}
};
for (auto & [value, pos, prefix] : installable->toValues(*state))
visit2(*value, parseAttrPath(*state, prefix), true);
visit(*value, parseAttrPath(*state, prefix), true);
if (!json && !results)
throw Error("no results for the given search term(s)!");