7ff4ffd998
This is a drop-in replacement that handles nodejs recursive dependencies by propagating already visited nodejs packages and creating shims for recursive ones. This implementation handles both, new and old npm2nix output format.
146 lines
4.9 KiB
Nix
146 lines
4.9 KiB
Nix
{ stdenv, runCommand, nodejs, neededNatives}:
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args @ { name, src, deps ? {}, peerDependencies ? [], flags ? [], preShellHook ? "", postShellHook ? "", resolvedDeps ? {}, bin ? null, ... }:
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with stdenv.lib;
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let
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npmFlags = concatStringsSep " " (map (v: "--${v}") flags);
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sources = runCommand "node-sources" {} ''
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tar --no-same-owner --no-same-permissions -xf ${nodejs.src}
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mv *node* $out
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'';
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# Convert deps to attribute set
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attrDeps = if isAttrs deps then deps else
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(listToAttrs (map (dep: nameValuePair dep.name dep) deps));
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# All required node modules, without already resolved dependencies
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requiredDeps = removeAttrs attrDeps (attrNames resolvedDeps);
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# Recursive dependencies that we want to avoid with shim creation
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recursiveDeps = removeAttrs attrDeps (attrNames requiredDeps);
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peerDeps = listToAttrs (concatMap (dep: map (name: {
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inherit name;
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value = dep;
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}) (filter (nm: !(elem nm (args.passthru.names or []))) dep.names)) (peerDependencies));
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self = let
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# Pass resolved dependencies to dependencies of this package
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deps = map (
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dep: dep.override {
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resolvedDeps = resolvedDeps // { "${name}" = self; };
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}
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) (attrValues requiredDeps);
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in stdenv.mkDerivation ({
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unpackPhase = "true";
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inherit src;
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configurePhase = ''
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runHook preConfigure
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mkdir node_modules
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# Symlink dependencies for node modules
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${concatStrings (concatMap (dep: map (name: ''
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ln -sv ${dep}/lib/node_modules/${name} node_modules/
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'') dep.names) deps)}
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# Symlink peer dependencies
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${concatStrings (mapAttrsToList (name: dep: ''
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ln -sv ${dep}/lib/node_modules/${name} node_modules/
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'') peerDeps)}
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# Create shims for recursive dependenceies
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${concatStrings (concatMap (dep: map (name: ''
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mkdir -p node_modules/${name}
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cat > node_modules/${name}/package.json <<EOF
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{
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"name": "${name}",
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"version": "${(builtins.parseDrvName dep.name).version}"
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}
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EOF
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'') dep.names) (attrValues recursiveDeps))}
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export HOME=$(pwd)
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runHook postConfigure
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'';
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buildPhase = ''
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runHook preBuild
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npm --registry http://www.example.com --nodedir=${sources} install $src ${npmFlags}
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runHook postBuild
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'';
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installPhase = ''
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runHook preInstall
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# Remove shims
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${concatStrings (concatMap (dep: map (name: ''
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rm node_modules/${name}/package.json
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rmdir node_modules/${name}
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'') dep.names) (attrValues recursiveDeps))}
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mkdir -p $out/lib/node_modules
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${concatStrings (map (name: ''
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mv node_modules/${name} $out/lib/node_modules
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rm -fR $out/lib/node_modules/${name}/node_modules
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ln -sv $out/.dependent-node-modules $out/lib/node_modules/${name}/node_modules
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if [ -e "$out/lib/node_modules/${name}/man" ]; then
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mkdir -p $out/share
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for dir in "$out/lib/node_modules/${name}/man/"*; do
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mkdir -p $out/share/man/$(basename "$dir")
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for page in "$dir"/*; do
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ln -sv $page $out/share/man/$(basename "$dir")
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done
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done
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fi
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'') args.passthru.names)}
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${concatStrings (mapAttrsToList (name: dep: ''
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mv node_modules/${name} $out/lib/node_modules
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'') peerDeps)}
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mv node_modules/.bin $out/lib/node_modules 2>/dev/null || true
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mv node_modules $out/.dependent-node-modules
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if [ -d "$out/lib/node_modules/.bin" ]; then
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ln -sv $out/lib/node_modules/.bin $out/bin
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node=`type -p node`
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coffee=`type -p coffee || true`
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find -L $out/lib/node_modules/.bin/* -type f -print0 | \
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xargs -0 sed --follow-symlinks -i \
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-e 's@#!/usr/bin/env node@#!'"$node"'@' \
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-e 's@#!/usr/bin/env coffee@#!'"$coffee"'@' \
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-e 's@#!/.*/node@#!'"$node"'@' \
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-e 's@#!/.*/coffee@#!'"$coffee"'@'
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fi
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runHook postInstall
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'';
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preFixup = concatStringsSep "\n" (map (src: ''
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find $out -type f -print0 | xargs -0 sed -i 's|${src}|${src.name}|g'
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'') src);
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shellHook = ''
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${preShellHook}
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export PATH=${nodejs}/bin:$(pwd)/node_modules/.bin:$PATH
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mkdir -p node_modules
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${concatStrings (concatMap (dep: map (name: ''
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ln -sfv ${dep}/lib/node_modules/${name} node_modules/
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'') dep.names) deps)}
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${postShellHook}
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'';
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} // (filterAttrs (n: v: n != "deps" && n != "resolvedDeps") args) // {
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name = "${
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if bin == true then "bin-" else if bin == false then "node-" else ""
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}${name}";
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# Run the node setup hook when this package is a build input
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propagatedNativeBuildInputs = (args.propagatedNativeBuildInputs or []) ++ [ nodejs ];
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# Make buildNodePackage useful with --run-env
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nativeBuildInputs = (args.nativeBuildInputs or []) ++ deps ++ peerDependencies ++ neededNatives;
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});
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in self
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