js: added better build instructions for JS libraries.

pkgs/README.rst

@@ -1,55 +1,52 b''
 
 ==============================
  Generate the Nix expressions
 ==============================
 
 Details can be found in the repository of `RhodeCode Enterprise CE`_ inside of
 the file `docs/contributing/dependencies.rst`.
 
 Start the environment as follows:
 
 .. code:: shell
 
    nix-shell pkgs/shell-generate.nix
 
 
 
 Python dependencies
 ===================
 
 .. code:: shell
 
    pip2nix generate --licenses
    # or
    nix-shell pkgs/shell-generate.nix --command "pip2nix generate --licenses"
 
 
 NodeJS dependencies
 ===================
 
 .. code:: shell
 
-   # switch to pkgs dir
-   pushd pkgs
-   node2nix --input ../package.json \
-            -o node-packages.nix \
-            -e node-env.nix \
-            -c node-default.nix \
-            -d --flatten --nodejs-6
-   popd
+   rm -rf node_modules
+   nix-shell pkgs/shell-generate.nix --command "
+       node2nix --input package.json \
+                -o pkgs/node-packages.nix \
+                -e pkgs/node-env.nix \
+                -c pkgs/node-default.nix \
+                -d --flatten --nodejs-6 "
 
 
 
 Bower dependencies
 ==================
 
 .. code:: shell
 
-   bower2nix bower.json pkgs/bower-packages.nix
-   # or
    nix-shell pkgs/shell-generate.nix --command "bower2nix bower.json pkgs/bower-packages.nix"
 
 
 .. Links
 
 .. _RhodeCode Enterprise CE: https://code.rhodecode.com/rhodecode-enterprise-ce