From 9df98e65f842cf3acae09cbdd969966f42d64469 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Sat, 14 Oct 2017 18:40:54 +0200 Subject: update dependencies --- node_modules/react-dom/index.js | 37 ++++++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) (limited to 'node_modules/react-dom/index.js') diff --git a/node_modules/react-dom/index.js b/node_modules/react-dom/index.js index 2bf941793..0eb376e9d 100644 --- a/node_modules/react-dom/index.js +++ b/node_modules/react-dom/index.js @@ -1,3 +1,38 @@ 'use strict'; -module.exports = require('./lib/ReactDOM'); +function checkDCE() { + /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */ + if ( + typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ === 'undefined' || + typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.checkDCE !== 'function' + ) { + return; + } + if (process.env.NODE_ENV !== 'production') { + // This branch is unreachable because this function is only called + // in production, but the condition is true only in development. + // Therefore if the branch is still here, dead code elimination wasn't + // properly applied. + // Don't change the message. React DevTools relies on it. Also make sure + // this message doesn't occur elsewhere in this function, or it will cause + // a false positive. + throw new Error('^_^'); + } + try { + // Verify that the code above has been dead code eliminated (DCE'd). + __REACT_DEVTOOLS_GLOBAL_HOOK__.checkDCE(checkDCE); + } catch (err) { + // DevTools shouldn't crash React, no matter what. + // We should still report in case we break this code. + console.error(err); + } +} + +if (process.env.NODE_ENV === 'production') { + // DCE check should happen before ReactDOM bundle executes so that + // DevTools can report bad minification during injection. + checkDCE(); + module.exports = require('./cjs/react-dom.production.min.js'); +} else { + module.exports = require('./cjs/react-dom.development.js'); +} -- cgit v1.2.3