Update release packaging script

Author: sixem

package.json

@@ -43,7 +43,8 @@
     "make-standalone": "webpack --config webpack.config.js --mode=production && node ./scripts/make-standalone.js",
     "docker-populate": "rm -rf ./docker/public ./build && webpack --config webpack.config.js --mode=production && mv ./build ./docker/public",
     "lint": "eslint ./src/core/**/*.ts && stylelint ./src/css/**/*.scss",
-    "test": "npm run lint && npm run build && node ./scripts/make-standalone.js"
+    "test": "npm run lint && npm run build && node ./scripts/make-standalone.js",
+    "pack-release": "bash ./scripts/pack-release.sh"
   },
   "repository": {
     "type": "git",

scripts/pack-release.sh

@@ -1,4 +1,46 @@
-#!/bin/bash
+#!/usr/bin/env bash
+
+#
+#  This script will package the script into a release zip file.
+#
+#  It requires the following dependencies: 7z, jq and npm
+#
+
+
+set -o errexit   # abort on nonzero exit status
+set -o nounset   # abort on unbound variable
+set -o pipefail  # don't hide errors within pipes
+
+no_dep_exit_code=3
+
+where() {
+  local cmd
+  cmd="$(command -v "$1")"
+  echo "$cmd"
+}
+
+e() {
+  >&2 echo "$1"
+}
+
+jq_cmd="$(where jq)"
+npm_cmd="$(where npm)"
+sz_cmd="$(where 7z)"
+
+if ! [ -x "${jq_cmd}" ]; then
+  e "required dependency not found: jq not found in the path or not executable"
+  exit ${no_dep_exit_code}
+fi
+
+if ! [ -x "${npm_cmd}" ]; then
+  e "required dependency not found: npm not found in the path or not executable"
+  exit ${no_dep_exit_code}
+fi
+
+if ! [ -x "${sz_cmd}" ]; then
+  e "required dependency not found: 7z not found in the path or not executable"
+  exit ${no_dep_exit_code}
+fi
 
 declare -a PACKAGE_FILES=(
     'README.md'
@@ -9,24 +51,29 @@ declare -a PACKAGE_FILES=(
 
 cd "$(dirname "$0")" && cd ..
 
-VERSION=$(jq -r .version "package.json")
-NAME=$(jq -r .name "package.json")
+VERSION=$("$jq_cmd" -r .version "package.json")
+NAME=$("$jq_cmd" -r .name "package.json")
 PACKAGED="$NAME-$VERSION.zip"
 
-npm install
-npm run make-standalone
+e "Installing dependencies ..."
+"$npm_cmd" install
+
+e "Building standalone ..."
+"$npm_cmd" run make-standalone
 
 mkdir "standalone"
 mv "build/standalone.php" "standalone/indexer.php"
 
-7z a "$PACKAGED" "standalone/"
-7z a "$PACKAGED" "build/"
+e "Creating release file ..."
+"$sz_cmd" a "$PACKAGED" "standalone/"
+"$sz_cmd" a "$PACKAGED" "build/"
 
+e "Cleaning up ..."
 rm -rf "build" "standalone"
 
 for FILE in "${PACKAGE_FILES[@]}"; do
-    echo "Adding $FILE ..."
-    7z a "$PACKAGED" "$FILE"
+    e "Adding $FILE ..."
+    "$sz_cmd" a "$PACKAGED" "$FILE"
 done
 
-printf "\n\n>> $PACKAGED\n"
+e "> $PACKAGED"