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authorJohn Ericson <John.Ericson@Obsidian.Systems>2023-01-11 11:54:43 -0500
committerJohn Ericson <John.Ericson@Obsidian.Systems>2023-01-11 19:08:19 -0500
commit114a6e2b09eda7f23e7776e1cdf77715044e073e (patch)
tree34a3a255f4543925fff023160bde3789b8071e64 /src/libcmd/installables.cc
parent8a3b1b7ced3e00d29a0274dde110801dea4a1e0e (diff)
Make it hard to construct an empty `OutputsSpec::Names`
This should be a non-empty set, and so we don't want people doing this by accident. We remove the zero-0 constructor with a little inheritance trickery.
Diffstat (limited to 'src/libcmd/installables.cc')
-rw-r--r--src/libcmd/installables.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libcmd/installables.cc b/src/libcmd/installables.cc
index c791eef39..3457f2e47 100644
--- a/src/libcmd/installables.cc
+++ b/src/libcmd/installables.cc
@@ -479,7 +479,7 @@ struct InstallableAttrPath : InstallableValue
auto derivedPath = byDrvPath.emplace(*drvPath, DerivedPath::Built {
.drvPath = *drvPath,
// Not normally legal, but we will merge right below
- .outputs = OutputsSpec::Names { },
+ .outputs = OutputsSpec::Names { StringSet { } },
}).first;
derivedPath->second.outputs.merge(std::visit(overloaded {