nordic-dev.net/nix
nordic-dev.net/nix
2
0
Fork 0
mirror of https://github.com/NixOS/nix.git synced 2024-11-25 16:23:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #3238 from puckipedia/attrset-overrides-dynamic

Browse Source 
Ensure enough space in attrset bindings
This commit is contained in:
Eelco Dolstra 2019-11-26 20:14:55 +01:00 committed by GitHub
commit 872740cf60
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/libexpr/eval.cc
View File

@ -875,7 +875,7 @@ void ExprAttrs::eval(EvalState & state, Env & env, Value & v)
if (hasOverrides) { if (hasOverrides) {
Value * vOverrides = (*v.attrs)[overrides->second.displ].value; Value * vOverrides = (*v.attrs)[overrides->second.displ].value;
state.forceAttrs(*vOverrides); state.forceAttrs(*vOverrides);
Bindings * newBnds = state.allocBindings(v.attrs->size() + vOverrides->attrs->size()); Bindings * newBnds = state.allocBindings(v.attrs->capacity() + vOverrides->attrs->size());
for (auto & i : *v.attrs) for (auto & i : *v.attrs)
newBnds->push_back(i); newBnds->push_back(i);
for (auto & i : *vOverrides->attrs) { for (auto & i : *vOverrides->attrs) {

1
tests/lang/eval-okay-attrs6.exp Normal file
View File

@ -0,0 +1 @@
{ __overrides = { bar = "qux"; }; bar = "qux"; foo = "bar"; }

4
tests/lang/eval-okay-attrs6.nix Normal file
View File

@ -0,0 +1,4 @@
rec {
"${"foo"}" = "bar";
__overrides = { bar = "qux"; };
}