nplink.sh

#!/bin/bash

set -e

if [ -z "$1" ]; then
  echo "Usage: nplink ../path/to/local/dep"
  echo "Current links"
  find . -maxdepth 3 -xtype d -type l -ls
  exit 1
fi

DEP=$(realpath "$1")

PKG_NAME=$(jq -r .name < "$DEP/package.json")
NAME=$(basename "$PKG_NAME")
SCOPE=$(dirname "$PKG_NAME")

if [ "$SCOPE" = "." ]; then
  TARGET="node_modules/$NAME"
else
  TARGET="node_modules/$SCOPE/$NAME"
fi

echo "→ Linking $PKG_NAME from $DEP"
rm -rf "$TARGET"
mkdir -p "$(dirname "$TARGET")"
ln -s "$DEP" "$TARGET"

echo ""
ls -l "$TARGET"