Initial commit

default-data.js

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+
+module.exports = {
+  user: process.env.USER,
+  email: process.env.USER + '@' + process.env.HOST,
+  date: new Date(),
+};

default-template

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+/*
+ * <%- filename %>
+ * 
+ * Copyright <%- new Date().getFullYear() %> <%- user %> <<%- email %>>
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ * 
+ * 
+ */

main.js

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+#!/usr/bin/env node
+
+var path = require('path');
+var os = require('os');
+var fs = require('fs');
+var ejs = require('ejs');
+var configDir = path.join( process.env.HOME, '.file-headers' );
+
+
+function cp( src, dest ){
+  var data = fs.readFileSync(src);
+  fs.writeFileSync( dest, data);
+}
+
+function initialize(){
+  if( !fs.existsSync( configDir )){
+    fs.mkdirSync( configDir );
+    cp( path.join( __dirname, 'default-template' ), path.join( configDir, 'default' ) );
+    cp( path.join( __dirname, 'default-data.js' ), path.join( configDir, 'template_data.js' ) );
+  }
+}
+
+
+function getTemplate( fname ){
+  var ext = path.extname(fname).slice(1) || 'default';
+
+  if( fs.existsSync( path.join(configDir, ext ) ) ){
+    return fs.readFileSync( path.join(configDir, ext ), 'utf-8' );
+  } else {
+    return fs.readFileSync( path.join(configDir, 'default' ), 'utf-8' );
+  }
+}
+
+
+function getConfig(){
+  try{
+    return require( path.join(configDir, 'template_data' ) );
+  } catch(e){
+    return { date: new Date(), user: process.env.USER, email: process.env.USER + '@' + os.hostname() };
+  }
+}
+
+
+function getHeader( fname ){
+  var template = getTemplate( fname );
+  var config = getConfig();
+  var data = Object.assign({ filename: fname }, config );
+  return ejs.render( template, data );
+}
+
+
+function printHeader( fname ){
+  var header = getHeader( fname );
+  console.log( header );
+}
+
+
+if( require.main === module ){
+  var fname = process.argv[2];
+  initialize();
+
+  if( !fname ){
+    console.log( 'file-header <filename>');
+    process.exit(-1);
+  }
+
+  printHeader( fname );
+}
+

package.json

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+{
+  "name": "file-header",
+  "version": "0.0.1",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "bin": {
+    "file-header": "./main.js"
+  },
+  "author": {
+    "name": "Harish.K",
+    "email": "harish2704@gmail.com"
+  },
+  "license": "ISC",
+  "dependencies": {
+    "ejs": "^2.5.3"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/harish2704/file-header.git"
+  },
+  "bugs": {
+    "url": "https://github.com/harish2704/file-header/issues"
+  },
+  "homepage": "https://github.com/harish2704/file-header#readme"
+}