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Clear scrollback in test mode (#1237)

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This commit is contained in:
Dan Abramov
2016-12-11 03:33:34 -08:00
committed by GitHub
parent a8dedf3275
commit a13a65f1c5
1 changed files with 12 additions and 0 deletions
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12
packages/react-scripts/scripts/test.js vendored
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@@ -26,6 +26,18 @@ if (!process.env.CI && argv.indexOf('--coverage') < 0) {
argv.push('--watch');
}
// A temporary hack to clear terminal correctly.
// You can remove this after updating to Jest 18 when it's out.
// https://github.com/facebook/jest/pull/2230
var realWrite = process.stdout.write;
var CLEAR = process.platform === 'win32' ? '\x1Bc' : '\x1B[2J\x1B[3J\x1B[H';
process.stdout.write = function(chunk, encoding, callback) {
if (chunk === '\x1B[2J\x1B[H') {
chunk = CLEAR;
}
return realWrite.call(this, chunk, encoding, callback);
};
// @remove-on-eject-begin
// This is not necessary after eject because we embed config into package.json.
const createJestConfig = require('../utils/createJestConfig');