index.js

const parser = require('./lib/parser.js').parser;
const fs = require('fs');
const ruler = require('./lib/createLineRules.js').ruler;
const inject = require('./lib/injector.js');
const run = require('./lib/run.js');
const anonFunc = require('./lib/tools.js').anonFuncCheck;
const minty = {};


/**
* reads the file the user provides, creates an abstract syntax tree, creates rules, injects monitoring code based on rules, generates HTML file for user
* @param {string} absolute path to file that will be analyze
**/

function file(path) {
  const JSTEXT = fs.readFileSync(path).toString();
  const parsed = parser(JSTEXT);
  const rules = ruler(parsed);
  const injected = inject(rules, JSTEXT);
  run.runFile(injected, path, JSTEXT);
  return;
}

/**
* turns function to a string, turns function into abstract syntax tree, creates rules to inject monitoring code, and returns function that will output HTML file each time it is called
* @param {function}
* @returns {function} each time returned function is executed, an HTML visualization will be created
**/
function wrap(func) {
  const JSTEXT = func.toString();
  const namedJsFunc = anonFunc(JSTEXT);
  const parsed = parser(namedJsFunc);
  const rules = ruler(parsed);
  const injected = inject(rules, namedJsFunc);
  const mintified = run.wrap(injected, namedJsFunc);
  return function() {
    const args = Array.prototype.slice.call(arguments);
    return mintified.apply(null, args);
  };
}

minty.file = file;
minty.wrap = wrap;


module.exports = minty;