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Merge pull request #4435 from DanilaFe/flake-input-types

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Allow Flake inputs to accept boolean and integer attributes
This commit is contained in:
Eelco Dolstra 2021-01-11 11:38:53 +01:00 committed by GitHub
parent fdcd62eec5 1db3f84bac
commit 7480f2bf20
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1 changed files with 14 additions and 5 deletions
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19
src/libexpr/flake/flake.cc
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@ -120,11 +120,20 @@ static FlakeInput parseFlakeInput(EvalState & state,
expectType(state, nString, *attr.value, *attr.pos);
input.follows = parseInputPath(attr.value->string.s);
} else {
if (attr.value->type() == nString)
attrs.emplace(attr.name, attr.value->string.s);
else
throw TypeError("flake input attribute '%s' is %s while a string is expected",
attr.name, showType(*attr.value));
switch (attr.value->type()) {
case nString:
attrs.emplace(attr.name, attr.value->string.s);
break;
case nBool:
attrs.emplace(attr.name, Explicit<bool> { attr.value->boolean });
break;
case nInt:
attrs.emplace(attr.name, attr.value->integer);
break;
default:
throw TypeError("flake input attribute '%s' is %s while a string, Boolean, or integer is expected",
attr.name, showType(*attr.value));
}
}
} catch (Error & e) {
e.addTrace(*attr.pos, hintfmt("in flake attribute '%s'", attr.name));