use rollup to bundle

Author: RyanLiu0235

dist/leopard.js

@@ -0,0 +1,107 @@
+/**
+ * leopard v0.0.1
+ * (c) 2018 Ryan Liu
+ * @license WTFPL
+ */
+(function (global, factory) {
+	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+	typeof define === 'function' && define.amd ? define(factory) :
+	(global.leopard = factory());
+}(this, (function () { 'use strict';
+
+var escape = function(str) {
+  return String(str)
+    .replace(/&/g, '&')
+    .replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;')
+    .replace(/"/g, '&quot;')
+};
+
+var escapeQuotes = function(str) {
+  return str.replace(/"/g, '\\"')
+};
+
+/**
+ * parse the given `tpl` and return Function body string
+ *
+ * @param  {String} tpl
+ * @param  {Object} data
+ * @return {String}
+ */
+var parser = function(tpl, data) {
+  data = data || {};
+  var delimeterRE = /<%(.+?)%>/g;
+  var curMatched = null;
+  var matched = null;
+  var body = 'var lines = [];\n' +
+    'var rst;\n' +
+    'with(' + JSON.stringify(data) + ') {\n';
+
+  /**
+   * push a string into lines
+   *
+   * @param {String} str
+   */
+  function push(str) {
+    body += 'lines.push(' + str + ');\n';
+  }
+
+  /**
+   * generate Function body
+   *
+   * @param  {String} line
+   */
+  var generate = function(line) {
+    if (line.length > 0) {
+      var type = line.charAt(0);
+      switch (type) {
+        case '=':
+          push('escape(' + line.substr(1).trim() + ')');
+          break
+        case '-':
+          push(line.substr(1).trim());
+          break
+        default:
+          body += line + '\n';
+      }
+    }
+  };
+
+  while (curMatched = delimeterRE.exec(tpl)) {
+    // This is raw HTML
+    var html = tpl.substring(
+      matched !== null ? matched.index + matched[0].length : 0,
+      curMatched.index
+    );
+    html && push('\"' + escapeQuotes(html) + '\"');
+    var js = curMatched[1].trim();
+    js && generate(js);
+    matched = curMatched;
+  }
+  var end = tpl.substr(matched.index + matched[0].length);
+  end && push('\"' + escapeQuotes(end) + '\"');
+  body += 'rst = lines.join(\"\");\n' +
+    '}\n' +
+    'return rst;';
+
+  return body
+};
+
+/**
+ * parse the given template and return HTML string
+ *
+ * @param  {String} tpl
+ * @param  {Object} data
+ * @return {String}
+ */
+var compiler = function(tpl, data) {
+  var body = parser(tpl, data);
+  var fun = new Function('escape', body);
+  return fun.call(this, escape)
+};
+
+var leo = compiler;
+
+return leo;
+
+})));

dist/leopard.min.js

@@ -4,6 +4,7 @@
   "description": "a simple HTML template engine",
   "main": "index.js",
   "scripts": {
+    "build": "rollup -c",
     "test": "./node_modules/.bin/mocha",
     "coverage": "./node_modules/.bin/istanbul cover ./node_modules/.bin/_mocha -- -R spec",
     "codecov": "node ./codecov.js",
@@ -13,7 +14,10 @@
     "type": "git",
     "url": "git+https://github.com/stop2stare/leopard.git"
   },
-  "keywords": ["leopard", "template"],
+  "keywords": [
+    "leopard",
+    "template"
+  ],
   "author": "liucheng",
   "license": "WTFPL",
   "bugs": {
@@ -23,6 +27,8 @@
   "devDependencies": {
     "codecov": "^3.0.0",
     "istanbul": "^0.4.5",
-    "mocha": "^5.0.0"
+    "mocha": "^5.0.0",
+    "rollup": "^0.55.3",
+    "rollup-plugin-uglify": "^3.0.0"
   }
 }

package-lock.json

@@ -0,0 +1,27 @@
+var uglify = require('rollup-plugin-uglify')
+var version = require('./package.json').version
+var banner =
+`/**
+ * leopard v${version}
+ * (c) ${new Date().getFullYear()} Ryan Liu
+ * @license WTFPL
+ */`
+
+export default [{
+  input: './src/index.js',
+  output: {
+    file: './dist/leopard.js',
+    format: 'umd',
+    name: 'leopard',
+    banner: banner
+  }
+}, {
+  input: './src/index.js',
+  output: {
+    file: './dist/leopard.min.js',
+    format: 'umd',
+    name: 'leopard',
+    banner: banner
+  },
+  plugins: [uglify()]
+}]

package.json

@@ -1,4 +1,4 @@
-var escape = require('./utils').escape
+import { escape } from './utils'
 var escapeQuotes = function(str) {
   return str.replace(/"/g, '\\"')
 }
@@ -84,4 +84,4 @@ var compiler = function(tpl, data) {
 
 var leo = compiler
 
-module.exports = leo
+export default leo

rollup.config.js

@@ -1,4 +1,4 @@
-exports.escape = function(str) {
+export var escape = function(str) {
   return String(str)
     .replace(/&/g, '&')
     .replace(/</g, '&lt;')