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Fix #17610, Add fixtures to metro blacklist

Summary:
Include a default blacklist into the build settings to prevent
processing of incorrect fixture files by Metro.

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Fix #17610 issue, preventing metro from processing fixture files

1. Have a working demo
2. Install https://github.com/oblador/react-native-vector-icons
3. Use in a component
4. Start the app
5. The app starts successfully and display the icons

[ GENERAL  ]  [ BUGFIX ]  [local-cli/util/Config.js] - Add default file blacklist
Closes #17672

Differential Revision: D7014627

Pulled By: hramos

fbshipit-source-id: 20974e6fdd0977eeeb1048c29c9d621c803c26e9
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t4deu authored and grabbou committed Feb 17, 2018
1 parent 675f142 commit 4194bb242d3d189f1c9368b0b4cb483e1e87548c
Showing with 6 additions and 1 deletion.
  1. +6 −1 local-cli/util/Config.js
@@ -17,7 +17,7 @@ const getPolyfills = require('../../rn-get-polyfills');
const invariant = require('fbjs/lib/invariant');
const path = require('path');
const {Config: MetroConfig} = require('metro');
const {Config: MetroConfig, createBlacklist} = require('metro');
const RN_CLI_CONFIG = 'rn-cli.config.js';
@@ -56,6 +56,10 @@ const getProjectRoots = () => {
return resolveSymlinksForRoots([getProjectPath()]);
};
const getBlacklistRE = () => {
return createBlacklist([/.*\/__fixtures__\/.*/]);
};
/**
* Module capable of getting the configuration out of a given file.
*
@@ -67,6 +71,7 @@ const getProjectRoots = () => {
const Config = {
DEFAULT: ({
...MetroConfig.DEFAULT,
getBlacklistRE,
getProjectRoots,
getPolyfills,
getModulesRunBeforeMainModule: () => [

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