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Allow refs to start with a digit

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E.g. we want to accept "19.03" as a ref.
This commit is contained in:
Eelco Dolstra 2019-04-16 16:24:51 +02:00
parent 260527a90c
commit 3ddb6d1833
1 changed files with 1 additions and 1 deletions
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src/libexpr/primops/flakeref.cc
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@ -5,7 +5,7 @@
namespace nix {
// A Git ref (i.e. branch or tag name).
const static std::string refRegex = "[a-zA-Z][a-zA-Z0-9_.-]*"; // FIXME: check
const static std::string refRegex = "[a-zA-Z0-9][a-zA-Z0-9_.-]*"; // FIXME: check
// A Git revision (a SHA-1 commit hash).
const static std::string revRegexS = "[0-9a-fA-F]{40}";