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Fix completion of nested attributes in completeInstallable

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Without this, completing `nix eval -f file.nix foo.<Tab>` suggests `bar`
instead of `foo.bar`, which messes up the command
This commit is contained in:
Naïm Favier 2022-02-19 18:51:18 +01:00
parent 989195752e
commit 9f2a2251b6
No known key found for this signature in database
GPG key ID: 49B07322580B7EE2
1 changed files with 8 additions and 5 deletions
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13
src/libcmd/installables.cc
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@ -184,6 +184,8 @@ Strings SourceExprCommand::getDefaultFlakeAttrPathPrefixes()
void SourceExprCommand::completeInstallable(std::string_view prefix)
{
if (file) {
completionType = ctAttrs;
evalSettings.pureEval = false;
auto state = getEvalState();
Expr *e = state->parseExprFromFile(
@ -212,13 +214,14 @@ void SourceExprCommand::completeInstallable(std::string_view prefix)
Value v2;
state->autoCallFunction(*autoArgs, v1, v2);
completionType = ctAttrs;
if (v2.type() == nAttrs) {
for (auto & i : *v2.attrs) {
std::string name = i.name;
if (name.find(searchWord) == 0) {
completions->add(i.name);
if (prefix_ == "")
completions->add(name);
else
completions->add(prefix_ + "." + name);
}
}
}
@ -246,6 +249,8 @@ void completeFlakeRefWithFragment(
if (hash == std::string::npos) {
completeFlakeRef(evalState->store, prefix);
} else {
completionType = ctAttrs;
auto fragment = prefix.substr(hash + 1);
auto flakeRefS = std::string(prefix.substr(0, hash));
// FIXME: do tilde expansion.
@ -261,8 +266,6 @@ void completeFlakeRefWithFragment(
flake. */
attrPathPrefixes.push_back("");
completionType = ctAttrs;
for (auto & attrPathPrefixS : attrPathPrefixes) {
auto attrPathPrefix = parseAttrPath(*evalState, attrPathPrefixS);
auto attrPathS = attrPathPrefixS + std::string(fragment);