support custom output filename

Author: pajaydev

README.md

@@ -35,18 +35,19 @@ Creates lasso-analyze.html in your project directory.
 1. Bundled file is created under "build/static/" folder. Run the CLI as shown below
 
 ```bash
-lasso-analyzer <--bundle path-->
+lasso-analyzer <--bundle path--> <--outputFilename-->
 ```
+Creates outputFilename.html in your project structure.
 
 For Example:
 
-a. Options to provide direct Output js file.
+a. Analyze js bundle file.
 ``` bash
 lasso-analyzer static/build.js
 ```
 or
 
-b. Options to provide Output Folder like this, it iterates entire folder and create lasso-analyze.html.
+b. Analyze all the files inside particular folder and create lasso-analyze.html.
 
 ``` bash
 lasso-analyzer static

bin/index.js

@@ -6,14 +6,18 @@ const lassoAnalyzer = require('../src/index');
 const { createBundle } = require('bundle-me');
 const argv = parseArgs(process.argv.slice(2));
 const borderX = `${Array(30).join('-')}\n`;
+// extract input file.
 const input = argv._ || [];
+// extract output file.
+let outputFile = parseArgs(process.argv).output;
 
 if (input.length > 0) {
     input.map((fileName) => {
         createBundle({ path: fileName, outputPath: 'lasso-analyze.js' }).createBundle;
-        lassoAnalyzer('lasso-analyze.js');
+        lassoAnalyzer('lasso-analyze.js', outputFile);
     });
-    const startLog = `${borderX}` + `lasso-analyze.html is created \n` +
+    outputFile = outputFile || 'lasso-analyze';
+    const startLog = `${borderX}` + `${outputFile}.html is created \n` +
         `${borderX}`;
     console.log(startLog);
 } else {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "lasso-analyzer",
-  "version": "1.3.2",
+  "version": "1.4.0",
   "description": "A tool to analyze the bundle created by Lasso",
   "main": "src/index.js",
   "bin": {

src/index.js

@@ -21,11 +21,11 @@ function bundleAnalyzer(fileName, bundleName) {
     if (!bundleName) bundleName = "lasso-analyze";
     fs.writeFileSync(getOutputHTML(bundleName), html);
     // clean files
-    cleanFiles(bundleName);
+    cleanFiles();
 };
 
-function cleanFiles(bundleName) {
-    const jsFile = process.cwd() + '/' + bundleName + '.js';
+function cleanFiles() {
+    const jsFile = process.cwd() + '/lasso-analyze.js';
     const jsonFile = process.cwd() + '/lasso-stats.json';
     // remove bundle js
     if (fs.existsSync(jsFile)) {

src/lasso-analyzer-plugin.js

@@ -1,4 +1,5 @@
-const lasso = require('lasso');
+'use strict';
+
 const fs = require('fs');
 const path = require('path');
 const lassoAnalyzer = require('./index');