54 lines
1.3 KiB
JavaScript
54 lines
1.3 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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'use strict';
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const assert = require('assert');
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/*
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Replace
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requireOutside('package')
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with
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require(require.resolve('package', {
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[Symbol.for('jest-resolve-outside-vm-option')]: true,
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}));
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*/
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const REQUIRE_OUTSIDE_FUNCTION_NAME = 'requireOutside';
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module.exports = ({template, types: t}) => {
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const replacement = template(`
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require(require.resolve(IMPORT_PATH, {
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[(global['jest-symbol-do-not-touch'] || global.Symbol).for('jest-resolve-outside-vm-option')]: true,
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}));
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`);
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return {
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name: 'jest-require-outside-vm',
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visitor: {
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CallExpression(path) {
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const {callee, arguments: args} = path.node;
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if (
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t.isIdentifier(callee) &&
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callee.name === REQUIRE_OUTSIDE_FUNCTION_NAME &&
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!path.scope.hasBinding(REQUIRE_OUTSIDE_FUNCTION_NAME)
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) {
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assert.strictEqual(
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args.length,
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1,
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'requireOutside must be called with exactly one argument',
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);
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const importPath = args[0];
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path.replaceWith(replacement({IMPORT_PATH: importPath}));
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}
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},
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},
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};
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};
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