Gruntfile.js

module.exports = function(grunt) {

  'use strict';

  grunt.initConfig({
    pkg: grunt.file.readJSON('package.json'),
    jshint: {
      options: {
        jshintrc: '.jshintrc'
      },
      bin: {
        src: 'bin/*.js'
      },
      lib: {
        src: 'lib/**/*.js'
      },
      tests: [
        'tests/extra/*.js', 'tests/src/*.js'
      ],
      gruntfile: {
        src: 'Gruntfile.js'
      },
      examples: {
        src: ['examples/tests', 'examples/custom-commands']
      }
    },
    jsonlint: {
      src: ['tests/*.json']
    },
    complexity: {
      generic: {
        src: ['lib/**/*.js', 'examples/**/*.js'],
        options: {
          breakOnErrors: true,
          errorsOnly: false,
          cyclomatic: [12, 10, 8, 6, 4],
          halstead: [30.19, 25, 20, 16, 12, 6, 3],
          maintainability: 98.65, // should be 100+,
          hideComplexFunctions: false
        }
      }
    }
  });

  // load custom external tasks (future)
  grunt.loadTasks('tasks/');

  //
  grunt.loadNpmTasks('grunt-jsonlint');
  grunt.loadNpmTasks('grunt-complexity');

  // load the plugin that provides the "jshint" task.
  grunt.loadNpmTasks('grunt-contrib-jshint');

  // Default task(s).
  grunt.registerTask('default', ['jshint', 'jsonlint']);
  grunt.registerTask('default', ['jshint', 'jsonlint', 'complexity']);
};