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BasicDerivation: Add applyRewrites() method

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This is the first part of rewriteDerivation() factored out into its
own method. It's not used anywhere else at the moment, but it's useful
on lazy-trees for rewriting virtual paths.
This commit is contained in:
Eelco Dolstra 2024-11-19 17:35:32 +01:00
parent 3b76d01f3b
commit df9ccdf31b
2 changed files with 20 additions and 12 deletions
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6
src/libstore/derivations.hh
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@ -325,6 +325,12 @@ struct BasicDerivation
static std::string_view nameFromPath(const StorePath & storePath);
/**
* Apply string rewrites to the `env`, `args` and `builder`
* fields.
*/
void applyRewrites(const StringMap & rewrites);
bool operator == (const BasicDerivation &) const = default;
// TODO libc++ 16 (used by darwin) missing `std::map::operator <=>`, can't do yet.
//auto operator <=> (const BasicDerivation &) const = default;