Removed file references.

src/browser/chrome/parser.js

@@ -2,27 +2,8 @@
 const esprima = require('esprima');
 const estraverse = require('estraverse');
 const escodegen = require('escodegen');
-const path = require('path');
 const _ = require('lodash');
-const fs = require('fs');
-const fetch = require('isomorphic-fetch');
 
-
-// react files
-const useReducerfile = '/node_modules/react/cjs/react.development.js';
-const commitAllHostEffectsfile = '/node_modules/react-dom/cjs/react-dom.development.js';
-
-// generated file names
-const genReactDev = 'generatedReact.development.js';
-const genReactDom = 'generatedReact-dom.development.js';
-
-// convert file to string and parse
-function parseFile(file) {
- const dir = path.join(__dirname, file);
- const fileString = fs.readFile(dir, { encoding: 'utf-8' });
- const ast = esprima.parseModule(fileString);
- return ast;
-}
 // declare functions to insert
 // TODO: Un-comment timeTravelTracker
 function useReducerReplacement() {
@@ -141,57 +122,34 @@ function commitAllHostEffectsReplacement() {
 
 // traverse ast to find method and replace body with our node's body
 function traverseTree(replacementNode, functionName, ast) {
- // let completed = false;
  estraverse.replace(ast, {
  enter(node) {
  if (node.type === 'FunctionDeclaration') {
  if (node.id.name === functionName) {
- console.log('found', functionName);
  node.body = replacementNode.body[0].body;
- // completed = true;
  }
  }
  },
  });
- // return completed;
-}
-
-function generateFile(filename, ast) {
- const code = escodegen.generate(ast);
- fs.writeFileSync(filename, code, (err) => {
- if (err) throw new Error(err.message);
- });
 }
 
-const parseAndGenerate = () => {
- // first file
- // let ast = parseFile(useReducerfile);
- fetch('https://unpkg.com/react-dom@16/umd/react-dom.development.js')
- .then(r => r.text())
- .then((codeString) => {
- console.log(codeString);
- if (codeString.search('react')) {
- console.log('react result', codeString.search('react'));
- const ast = esprima.parseModule(codeString);
- if (codeString.search('react-dom')) {
- console.log('react-DOM result', codeString.search('react-dom'));
- const injectableCommitAllHostEffects = esprima.parseScript(commitAllHostEffectsReplacement.toString());
- traverseTree(injectableCommitAllHostEffects, 'commitAllHostEffects', ast);
- } else {
- const injectableUseReducer = esprima.parseScript(useReducerReplacement.toString());
- traverseTree(injectableUseReducer, 'useReducer', ast);
- }
- const code = escodegen.generate(ast);
- // console.log(code);
- // return code;
- fs.writeFileSync('dom.js', code, (err) => {
- if (err) throw new Error(err.message);
- });
- }
- return -1;
- });
+const parseAndGenerate = (codeString) => {
+ if (codeString.search('react')) {
+ const ast = esprima.parseModule(codeString);
+ // parse react-dom code
+ if (codeString.search('react-dom')) {
+ const injectableCommitAllHostEffects = esprima.parseScript(commitAllHostEffectsReplacement.toString());
+ traverseTree(injectableCommitAllHostEffects, 'commitAllHostEffects', ast);
+ } else {
+ // parse react code
+ const injectableUseReducer = esprima.parseScript(useReducerReplacement.toString());
+ traverseTree(injectableUseReducer, 'useReducer', ast);
+ }
+ const code = escodegen.generate(ast);
+ return code;
+ }
+ return -1;
 };
-parseAndGenerate();
 
 // }
 module.exports = parseAndGenerate;