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Factor the prefix splitting in hash

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This commit is contained in:
Carlo Nucera 2020-06-30 12:49:00 -04:00
parent 77b51f4598
commit a1f66d1d9e
1 changed files with 8 additions and 9 deletions
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17
src/libutil/hash.cc
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@ -7,6 +7,7 @@
#include "args.hh"
#include "hash.hh"
#include "archive.hh"
#include "parser.hh"
#include "util.hh"
#include "istringstream_nocopy.hh"
@ -144,17 +145,15 @@ Hash::Hash(std::string_view original, std::optional<HashType> optType)
// Parse the has type before the separater, if there was one.
std::optional<HashType> optParsedType;
{
auto sep = rest.find(':');
if (sep == std::string_view::npos) {
sep = rest.find('-');
if (sep != std::string_view::npos)
auto hashRaw = splitPrefix(rest, ':');
if (!hashRaw) {
hashRaw = splitPrefix(rest, '-');
if (hashRaw)
isSRI = true;
}
if (sep != std::string_view::npos) {
auto hashRaw = rest.substr(0, sep);
optParsedType = parseHashType(hashRaw);
rest = rest.substr(sep + 1);
}
if (hashRaw)
optParsedType = parseHashType(*hashRaw);
}
// Either the string or user must provide the type, if they both do they