From e07031b578fef6d890cae96b653590cba4d206d0 Mon Sep 17 00:00:00 2001
From: ilkecan <ilkecan@protonmail.com>
Date: Sat, 25 Sep 2021 23:34:30 +0300
Subject: [PATCH] Parameterize the command that install dependencies

---
 API.md       | 1 +
 internal.nix | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/API.md b/API.md
index ea50b97..cc12c54 100644
--- a/API.md
+++ b/API.md
@@ -14,6 +14,7 @@ The `node_modules` function takes an attribute set with the following attributes
 - **packageJson** *(default `src+"/package.json"`)*: Path to `package.json`
 - **packageLockJson** *(default `src+"/package-lock.json"`)*: Path to `package-lock.json`
 - **nodejs** *(default `nixpkgs.nodejs`, which is the Active LTS version)*: Node.js derivation to use
+- **npmCmd** *(default `npm install --offline`)*: npm command to install dependencies
 - **preInstallLinks** *(default `{}`)*: Map of symlinks to create inside npm dependencies in the `node_modules` output (See [Concepts](#concepts) for details).
 - **githubSourceHashMap** *(default `{}`)*: Dependency hashes for evaluation in restricted mode (See [Concepts](#concepts) for details).
 
diff --git a/internal.nix b/internal.nix
index 2bdc572..9e43cc5 100644
--- a/internal.nix
+++ b/internal.nix
@@ -290,6 +290,7 @@ rec {
     , buildInputs ? [ ]
     , nativeBuildInputs ? [ ]
     , nodejs ? default_nodejs
+    , npmCmd ? "npm install --offline"
     , preBuild ? ""
     , postBuild ? ""
     , preInstallLinks ? { } # set that describes which files should be linked in a specific packages folder
@@ -385,7 +386,7 @@ rec {
           declare -pf > $TMP/preinstall-env
           ln -s ${preinstall_node_modules}/node_modules/.hooks/prepare node_modules/.hooks/preinstall
           export HOME=.
-          npm install --offline --nodedir=${nodeSource nodejs}
+          ${npmCmd} --nodedir=${nodeSource nodejs}
           test -d node_modules/.bin && patchShebangs node_modules/.bin
           rm -rf node_modules/.hooks
           runHook postBuild