Merge pull request #14 from BenLorantfy/add-prepublish-script

Bump version and add pre-publish checks

package.json

@@ -21,7 +21,7 @@
     "lint",
     "linting"
   ],
-  "version": "1.1.0",
+  "version": "1.2.0",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "files": [
@@ -37,7 +37,8 @@
     "prettier": "prettier",
     "prettier-write": "npm run prettier -- --parser typescript --no-semi --trailing-comma es5 --write --print-width 120",
     "prettier-project": "npm run prettier-write -- 'src/**/*.{ts,tsx}'",
-    "lint": "tslint \"src/**/*.ts\""
+    "lint": "tslint \"src/**/*.ts\"",
+    "prepublishOnly": "./scripts/check-on-master.sh && npm run test && npm run build"
   },
   "license": "MIT",
   "engines": {

scripts/check-on-master.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# Check to make sure we are on the master branch
+# See: https://stackoverflow.com/a/34658774/3006989
+current_branch=$(git branch | grep '*');
+
+if [ "$current_branch" != "* (HEAD detached at origin/master)" -a "$current_branch" != "* master" ]; then
+    echo "Not on master - cannot proceed, please change to master by using:\n\n     git checkout master\n"
+    exit 1
+fi