26 lines
730 B
Nix
26 lines
730 B
Nix
{ stdenv, jq }: { src, nodejs, sha256 }:
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# Only npm >= 5.4.2 is deterministic, see:
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# https://github.com/npm/npm/issues/17979#issuecomment-332701215
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assert stdenv.lib.versionAtLeast nodejs.version "8.9.0";
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stdenv.mkDerivation {
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name = "node_modules";
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outputHashAlgo = "sha256";
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outputHash = sha256;
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outputHashMode = "recursive";
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nativeBuildInputs = [ jq nodejs ];
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buildCommand = ''
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cp -r ${src}/* .
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HOME=. npm install --force --ignore-scripts --only=production
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for f in $(find node_modules -name package.json); do
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# https://github.com/npm/npm/issues/10393
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jq -S 'delpaths(keys | map(select(startswith("_")) | [.]))' $f > $f.tmp
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mv $f.tmp $f
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done
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mv node_modules $out
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'';
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}
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