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Define GenericParamListRequest

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GenericParamListRequest formalizes the lazy generic parameter list construction pattern we were performing before.
This commit is contained in:
Robert Widmann
2019-09-05 17:05:36 -07:00
parent 23969e9555
commit d4bb9a5cfe
16 changed files with 173 additions and 136 deletions
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17
lib/Serialization/Deserialization.cpp
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@@ -3007,8 +3007,10 @@ public:
auto namingDecl = cast<ValueDecl>(MF.getDecl(namingDeclID));
opaqueDecl->setNamingDecl(namingDecl);
if (auto genericParams = MF.maybeReadGenericParams(opaqueDecl))
opaqueDecl->setGenericParams(genericParams);
if (auto genericParams = MF.maybeReadGenericParams(opaqueDecl)) {
ctx.evaluator.cacheOutput(GenericParamListRequest{opaqueDecl},
std::move(genericParams));
}
auto genericSig = MF.getGenericSignature(genericSigID);
if (genericSig)
@@ -3129,7 +3131,8 @@ public:
auto genericParams = MF.maybeReadGenericParams(DC);
assert(genericParams && "protocol with no generic parameters?");
proto->setGenericParams(genericParams);
ctx.evaluator.cacheOutput(GenericParamListRequest{proto},
std::move(genericParams));
handleInherited(proto,
rawInheritedAndDependencyIDs.slice(0, numInheritedTypes));
@@ -3668,12 +3671,14 @@ public:
while (auto *genericParams = MF.maybeReadGenericParams(DC)) {
genericParams->setOuterParameters(outerParams);
// We do this repeatedly to set up the correct DeclContexts for the
// GenericTypeParamDecls in the list.
extension->setGenericParams(genericParams);
// Set up the DeclContexts for the GenericTypeParamDecls in the list.
for (auto param : *genericParams)
param->setDeclContext(extension);
outerParams = genericParams;
}
ctx.evaluator.cacheOutput(GenericParamListRequest{extension},
std::move(outerParams));
extension->setGenericSignature(MF.getGenericSignature(genericSigID));