Add optional beta suffix to build.sh

build.sh

@@ -2,6 +2,35 @@
 
 set -e
 
+function print_help() {
+  echo 'Usage: build.sh [OPTIONS]'
+  echo ''
+  echo 'Options:'
+  echo '  -h,--help         Print this help message and exit'
+  echo '  --beta            Build as `-beta` version.'
+}
+
+beta=false
+while [[ $# -gt 0 ]]; do
+  key="$1"
+  case $key in
+      -h|--help)
+        print_help
+        exit 0
+      ;;
+      --beta)
+        beta="true"
+        shift # past argument
+      ;;
+      *) # unknown option
+        echo 'ERROR: Unknown option'
+        echo ''
+        print_help
+        exit 1
+      ;;
+  esac
+done
+
 # Check if jq is installed
 if ! [ -x "$(command -v jq)" ]; then
     echo "jq is not installed" >& 2
@@ -22,16 +51,23 @@ wasm-pack build --release -t nodejs -d pkg-node
 wasm-pack build --release -t web -d pkg
 
 # Get the package name
-PKG_NAME=$(jq -r .name pkg/package.json | sed 's/\-/_/g')
+BASE_NAME=$(jq -r .name pkg/package.json | sed 's/\-/_/g')
+
+PKG_NAME=$(jq -r .name pkg/package.json)
+if [[ "$beta" == "true" ]]; then
+    PKG_NAME="$PKG_NAME-beta"
+fi
 
 # Merge nodejs & browser packages
-cp "pkg-node/${PKG_NAME}.js" "pkg/${PKG_NAME}_main.js"
-cp "pkg-node/${PKG_NAME}.d.ts" "pkg/${PKG_NAME}_main.d.ts"
+cp "pkg-node/${BASE_NAME}.js" "pkg/${BASE_NAME}_main.js"
+cp "pkg-node/${BASE_NAME}.d.ts" "pkg/${BASE_NAME}_main.d.ts"
 
-sed -i "s/__wbindgen_placeholder__/wbg/g" "pkg/${PKG_NAME}_main.js"
+sed -i "s/__wbindgen_placeholder__/wbg/g" "pkg/${BASE_NAME}_main.js"
 
-jq ".main = \"${PKG_NAME}_main.js\"" pkg/package.json |
-  jq ".browser = \"${PKG_NAME}.js\"" > pkg/temp.json
-mv pkg/temp.json pkg/package.json
+PACKAGE_JSON=$(
+    jq ".name = \"$PKG_NAME\" | .main = \"${BASE_NAME}_main.js\" | .browser = \"${BASE_NAME}.js\"" \
+    pkg/package.json
+)
+echo "$PACKAGE_JSON" > pkg/package.json
 
 rm -rf pkg-node