Last change
on this file since e29cc2e was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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[6a3a178] | 1 | /**
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| 2 | * Copyright (c) 2014-present, Facebook, Inc.
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| 3 | *
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| 4 | * This source code is licensed under the MIT license found in the
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| 5 | * LICENSE file in the root directory of this source tree.
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| 6 | */
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| 7 |
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| 8 | let currentTypes = null;
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| 9 |
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| 10 | export function wrapWithTypes(types, fn) {
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| 11 | return function (...args) {
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| 12 | const oldTypes = currentTypes;
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| 13 | currentTypes = types;
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| 14 | try {
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| 15 | return fn.apply(this, args);
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| 16 | } finally {
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| 17 | currentTypes = oldTypes;
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| 18 | }
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| 19 | };
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| 20 | }
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| 21 |
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| 22 | export function getTypes() {
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| 23 | return currentTypes;
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| 24 | }
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| 25 |
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| 26 | export function runtimeProperty(name) {
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| 27 | const t = getTypes();
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| 28 | return t.memberExpression(
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| 29 | t.identifier("regeneratorRuntime"),
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| 30 | t.identifier(name),
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| 31 | false
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| 32 | );
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| 33 | }
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| 34 |
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| 35 | export function isReference(path) {
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| 36 | return path.isReferenced() || path.parentPath.isAssignmentExpression({ left: path.node });
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| 37 | }
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| 38 |
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| 39 | export function replaceWithOrRemove(path, replacement) {
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| 40 | if (replacement) {
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| 41 | path.replaceWith(replacement)
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| 42 | } else {
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| 43 | path.remove();
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| 44 | }
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| 45 | }
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