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Fix DerivationOutput::fromJSON

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This commit is contained in:
John Ericson 2023-04-17 10:28:54 -04:00
parent e12efa3654
commit 2eb493ca51
1 changed files with 10 additions and 12 deletions
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22
src/libstore/derivations.cc
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@ -997,15 +997,13 @@ DerivationOutput DerivationOutput::fromJSON(
for (const auto & [key, _] : json) for (const auto & [key, _] : json)
keys.insert(key); keys.insert(key);
auto methodAlgo = [&]() -> std::pair<FileIngestionMethod, HashType> { auto methodAlgo = [&]() -> std::pair<ContentAddressMethod, HashType> {
std::string hashAlgo = json["hashAlgo"]; std::string hashAlgo = json["hashAlgo"];
auto method = FileIngestionMethod::Flat; // remaining to parse, will be mutated by parsers
if (hashAlgo.substr(0, 2) == "r:") { std::string_view s = hashAlgo;
method = FileIngestionMethod::Recursive; ContentAddressMethod method = ContentAddressMethod::parsePrefix(s);
hashAlgo = hashAlgo.substr(2); auto hashType = parseHashType(s);
} return { std::move(method), std::move(hashType) };
auto hashType = parseHashType(hashAlgo);
return { method, hashType };
}; };
if (keys == (std::set<std::string_view> { "path" })) { if (keys == (std::set<std::string_view> { "path" })) {
@ -1018,7 +1016,7 @@ DerivationOutput DerivationOutput::fromJSON(
auto [method, hashType] = methodAlgo(); auto [method, hashType] = methodAlgo();
auto dof = DerivationOutput::CAFixed { auto dof = DerivationOutput::CAFixed {
.ca = ContentAddressWithReferences::fromParts( .ca = ContentAddressWithReferences::fromParts(
method, std::move(method),
Hash::parseNonSRIUnprefixed((std::string) json["hash"], hashType), Hash::parseNonSRIUnprefixed((std::string) json["hash"], hashType),
{}), {}),
}; };
@ -1030,8 +1028,8 @@ DerivationOutput DerivationOutput::fromJSON(
else if (keys == (std::set<std::string_view> { "hashAlgo" })) { else if (keys == (std::set<std::string_view> { "hashAlgo" })) {
auto [method, hashType] = methodAlgo(); auto [method, hashType] = methodAlgo();
return DerivationOutput::CAFloating { return DerivationOutput::CAFloating {
.method = method, .method = std::move(method),
.hashType = hashType, .hashType = std::move(hashType),
}; };
} }
@ -1042,7 +1040,7 @@ DerivationOutput DerivationOutput::fromJSON(
else if (keys == (std::set<std::string_view> { "hashAlgo", "impure" })) { else if (keys == (std::set<std::string_view> { "hashAlgo", "impure" })) {
auto [method, hashType] = methodAlgo(); auto [method, hashType] = methodAlgo();
return DerivationOutput::Impure { return DerivationOutput::Impure {
.method = method, .method = std::move(method),
.hashType = hashType, .hashType = hashType,
}; };
} }