mirror of
https://github.com/nix-community/dream2nix.git
synced 2024-12-24 15:01:56 +03:00
50 lines
1.4 KiB
Nix
50 lines
1.4 KiB
Nix
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{
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config,
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lib,
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dream2nix,
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packageSets,
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...
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}: let
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l = lib // builtins;
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cfg = config.nodejs-devshell;
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nodeModulesDrv = dream2nix.lib.evalModules {
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inherit packageSets;
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modules = [
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dream2nix.modules.drv-parts.nodejs-node-modules
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{inherit (config) nodejs-package-lock name version;}
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{mkDerivation.src = l.mkForce null;}
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];
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};
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nodeModulesDir = "${nodeModulesDrv}/lib/node_modules/${config.name}/node_modules";
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in {
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imports = [
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dream2nix.modules.drv-parts.mkDerivation
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dream2nix.modules.drv-parts.nodejs-package-lock
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];
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# rsync the node_modules folder
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# - tracks node-modules store path via .dream2nix/.node_modules_id
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# - omits copying if store path did not change
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# - if store path changes, only replaces updated files
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# - rsync can be restarted from any point, if failed or aborted mid execution.
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# Options:
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# -a -> all files recursive, preserve symlinks, etc.
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# --delete -> removes deleted files
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# --chmod=+ug+w -> make folder writeable by user+group
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mkDerivation.shellHook = ''
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ID=${nodeModulesDir}
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currID=$(cat .dream2nix/.node_modules_id 2> /dev/null)
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mkdir -p .dream2nix
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if [[ "$ID" != "$currID" || ! -d "node_modules" ]];
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then
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${config.deps.rsync}/bin/rsync -a --chmod=ug+w --delete ${nodeModulesDir}/ ./node_modules/
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echo -n $ID > .dream2nix/.node_modules_id
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echo "Ok: node_modules updated"
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fi
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'';
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}
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