Merge branch 'master' of https://github.com/vwochnik/rollup-plugin-jst …

…into vwochnik-master

README.md

@@ -32,6 +32,16 @@ rollup({
       // You can pass options to _.template(code, templateOptions)
       templateOptions: {
         variable: 'data' // default variable for template is 'data',
+      },
+
+      // You can enable HTML minification before the template is compiled
+      // by default turned off
+      minify: true,
+
+      // You can pass options to HTMLMinifier
+      // see github.com/kangax/html-minifier for documentation
+      minifyOptions: {
+        collapseWhitespace: true
       }
     }),
     resolve({

package.json

@@ -14,6 +14,7 @@
     "README.md"
   ],
   "dependencies": {
+    "html-minifier": "^3.5.6",
     "lodash": "^4.9.0",
     "rollup-pluginutils": "^2.0.1"
   },

src/index.js

@@ -2,6 +2,7 @@ const { extname } = require("path");
 const { createFilter } = require("rollup-pluginutils");
 
 const template = require("lodash/template");
+const htmlMinifier = require("html-minifier");
 
 export default function(options = {}) {
   const filter = createFilter(options.include, options.exclude);
@@ -10,6 +11,10 @@ export default function(options = {}) {
 
   const templateOptions = options.templateOptions || { variable: "data" };
 
+  const minify = options.minify || false;
+
+  const minifyOptions = options.minifyOptions || {};
+
   return {
     transform(code, id) {
       if (!filter(id)) {
@@ -20,6 +25,10 @@ export default function(options = {}) {
         return null;
       }
 
+      if (minify) {
+        code = htmlMinifier.minify(code, minifyOptions);
+      }
+
       const tpl = template(code, templateOptions);
 
       let hasEscape = false;

test/sample/c.ejs

@@ -0,0 +1,3 @@
+ <div  >
+  <p>   <%= data %></p >
+</div>

test/test.js

@@ -27,4 +27,11 @@ describe("rollup-plugin-jst", () => {
       plugins: [jst()]
     }).then(executeBundle);
   });
+
+  it( 'compiles a component - htmlclean', () => {
+    return rollup({
+      entry: 'sample/c.ejs',
+      plugins: [ jst({ minify: true, minifyOptions: { collapseWhitespace: true } }) ]
+    }).then( executeBundle );
+  });
 });