From be19a5a0b65845b17441c69a1b641168b2cebd12 Mon Sep 17 00:00:00 2001
From: Rick Harrison <r@rickharrison.me>
Date: Wed, 20 Jul 2016 14:29:51 -0700
Subject: [PATCH] Adds npm publish script.

---
 .gitignore         |  1 +
 .npmignore         |  9 +++++++++
 scripts/release.js | 34 ++++++++++++++++++++++++++++++++++
 3 files changed, 44 insertions(+)
 create mode 100644 .npmignore
 create mode 100644 scripts/release.js

diff --git a/.gitignore b/.gitignore
index 445c0dd..9304cfc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 node_modules
 .nyc_output
 coverage.lcov
+coverage
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..416ff98
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1,9 @@
+node_modules
+.nyc_output
+coverage.lcov
+coverage
+
+.eslintrc
+circle.yml
+scripts
+tests
diff --git a/scripts/release.js b/scripts/release.js
new file mode 100644
index 0000000..9a12e51
--- /dev/null
+++ b/scripts/release.js
@@ -0,0 +1,34 @@
+'use strict';
+
+/* eslint no-console: 0, no-sync: 0, no-process-exit: 0 */
+
+const execSync = require('child_process').execSync;
+const fs = require('fs');
+const packageJson = require('../package.json');
+
+const nextVersion = process.argv[process.argv.length - 1];
+const nextRef = `v${nextVersion}`;
+const semverRegex = /[0-9]+\.[0-9]+\.[0-9](-.+)?/ig;
+
+function validateSemver (version) {
+  if (!semverRegex.test(version)) {
+    console.error(`Version ${version} is not valid! It must be a valid semver string`);
+    process.exit(1);
+  }
+}
+
+validateSemver(nextVersion);
+
+console.log(`Current Version: ${packageJson.version}`);
+console.log(`Next Version: ${nextVersion}`);
+
+packageJson.version = nextVersion;
+
+fs.writeFileSync('package.json', `${JSON.stringify(packageJson, null, 2)}\n`, 'utf8');
+
+execSync(`git commit -am 'Release Version: ${nextRef}'`);
+execSync(`git tag ${nextRef}`);
+execSync('git push origin master');
+execSync(`git push origin ${nextRef}`);
+
+execSync('npm publish', { stdio: [0, 1, 2] });