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Support 'dir' parameters in https and ssh flake URIs

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This commit is contained in:
Eelco Dolstra 2019-05-01 14:24:22 +02:00
parent eba85e2367
commit 00db8d4549
1 changed files with 6 additions and 1 deletions
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7
src/libexpr/primops/flakeref.cc
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@ -30,7 +30,9 @@ const static std::string schemeRegex = "(?:http|https|ssh|git|file)";
const static std::string authorityRegex = "[a-zA-Z0-9._~-]*";
const static std::string segmentRegex = "[a-zA-Z0-9._~-]+";
const static std::string pathRegex = "/?" + segmentRegex + "(?:/" + segmentRegex + ")*";
const static std::string paramRegex = "[a-z]+=[a-zA-Z0-9._-]*";
// FIXME: support escaping in query string.
// Note: '/' is not a valid query parameter, but so what...
const static std::string paramRegex = "[a-z]+=[/a-zA-Z0-9._-]*";
FlakeRef::FlakeRef(const std::string & uri, bool allowRelative)
{
@ -97,6 +99,9 @@ FlakeRef::FlakeRef(const std::string & uri, bool allowRelative)
if (!std::regex_match(value, refRegex2))
throw Error("invalid Git ref '%s'", value);
ref = value;
} else if (name == "dir") {
// FIXME: validate value; should not contain relative paths
subdir = value;
} else
// FIXME: should probably pass through unknown parameters
throw Error("invalid Git flake reference parameter '%s', in '%s'", name, uri);