567 lines
14 KiB
JavaScript
567 lines
14 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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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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*
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* @format
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*/
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'use strict';
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function _slicedToArray(arr, i) {
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return (
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_arrayWithHoles(arr) ||
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_iterableToArrayLimit(arr, i) ||
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_unsupportedIterableToArray(arr, i) ||
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_nonIterableRest()
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);
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}
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function _nonIterableRest() {
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throw new TypeError(
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'Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.',
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);
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}
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function _unsupportedIterableToArray(o, minLen) {
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if (!o) return;
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if (typeof o === 'string') return _arrayLikeToArray(o, minLen);
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var n = Object.prototype.toString.call(o).slice(8, -1);
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if (n === 'Object' && o.constructor) n = o.constructor.name;
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if (n === 'Map' || n === 'Set') return Array.from(o);
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if (n === 'Arguments' || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))
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return _arrayLikeToArray(o, minLen);
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}
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function _arrayLikeToArray(arr, len) {
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if (len == null || len > arr.length) len = arr.length;
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for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
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return arr2;
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}
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function _iterableToArrayLimit(arr, i) {
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var _i =
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null == arr
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? null
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: ('undefined' != typeof Symbol && arr[Symbol.iterator]) ||
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arr['@@iterator'];
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if (null != _i) {
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var _s,
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_e,
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_x,
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_r,
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_arr = [],
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_n = !0,
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_d = !1;
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try {
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if (((_x = (_i = _i.call(arr)).next), 0 === i)) {
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if (Object(_i) !== _i) return;
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_n = !1;
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} else
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for (
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;
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!(_n = (_s = _x.call(_i)).done) &&
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(_arr.push(_s.value), _arr.length !== i);
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_n = !0
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);
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} catch (err) {
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(_d = !0), (_e = err);
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} finally {
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try {
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if (!_n && null != _i.return && ((_r = _i.return()), Object(_r) !== _r))
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return;
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} finally {
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if (_d) throw _e;
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}
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}
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return _arr;
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}
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}
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function _arrayWithHoles(arr) {
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if (Array.isArray(arr)) return arr;
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}
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const _require = require('./errors'),
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UnsupportedUnionTypeAnnotationParserError =
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_require.UnsupportedUnionTypeAnnotationParserError,
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UnsupportedTypeAnnotationParserError =
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_require.UnsupportedTypeAnnotationParserError,
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ParserError = _require.ParserError;
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const _require2 = require('./error-utils'),
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throwIfArrayElementTypeAnnotationIsUnsupported =
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_require2.throwIfArrayElementTypeAnnotationIsUnsupported,
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throwIfPartialNotAnnotatingTypeParameter =
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_require2.throwIfPartialNotAnnotatingTypeParameter,
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throwIfPartialWithMoreParameter = _require2.throwIfPartialWithMoreParameter;
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const _require3 = require('./parsers-utils'),
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nullGuard = _require3.nullGuard;
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const _require4 = require('./parsers-commons'),
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assertGenericTypeAnnotationHasExactlyOneTypeParameter =
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_require4.assertGenericTypeAnnotationHasExactlyOneTypeParameter,
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wrapNullable = _require4.wrapNullable,
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unwrapNullable = _require4.unwrapNullable,
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translateFunctionTypeAnnotation = _require4.translateFunctionTypeAnnotation;
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const _require5 = require('./utils'),
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isModuleRegistryCall = _require5.isModuleRegistryCall;
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function emitBoolean(nullable) {
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return wrapNullable(nullable, {
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type: 'BooleanTypeAnnotation',
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});
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}
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function emitInt32(nullable) {
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return wrapNullable(nullable, {
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type: 'Int32TypeAnnotation',
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});
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}
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function emitNumber(nullable) {
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return wrapNullable(nullable, {
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type: 'NumberTypeAnnotation',
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});
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}
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function emitRootTag(nullable) {
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return wrapNullable(nullable, {
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type: 'ReservedTypeAnnotation',
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name: 'RootTag',
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});
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}
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function emitDouble(nullable) {
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return wrapNullable(nullable, {
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type: 'DoubleTypeAnnotation',
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});
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}
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function emitVoid(nullable) {
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return wrapNullable(nullable, {
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type: 'VoidTypeAnnotation',
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});
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}
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function emitStringish(nullable) {
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return wrapNullable(nullable, {
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type: 'StringTypeAnnotation',
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});
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}
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function emitFunction(
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nullable,
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hasteModuleName,
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typeAnnotation,
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types,
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aliasMap,
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enumMap,
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tryParse,
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cxxOnly,
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translateTypeAnnotation,
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parser,
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) {
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const translateFunctionTypeAnnotationValue = translateFunctionTypeAnnotation(
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hasteModuleName,
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typeAnnotation,
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types,
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aliasMap,
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enumMap,
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tryParse,
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cxxOnly,
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translateTypeAnnotation,
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parser,
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);
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return wrapNullable(nullable, translateFunctionTypeAnnotationValue);
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}
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function emitMixed(nullable) {
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return wrapNullable(nullable, {
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type: 'MixedTypeAnnotation',
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});
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}
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function emitString(nullable) {
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return wrapNullable(nullable, {
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type: 'StringTypeAnnotation',
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});
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}
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function typeAliasResolution(
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typeResolution,
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objectTypeAnnotation,
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aliasMap,
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nullable,
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) {
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if (!typeResolution.successful) {
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return wrapNullable(nullable, objectTypeAnnotation);
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}
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/**
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* All aliases RHS are required.
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*/
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aliasMap[typeResolution.name] = objectTypeAnnotation;
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/**
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* Nullability of type aliases is transitive.
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*
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* Consider this case:
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*
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* type Animal = ?{
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* name: string,
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* };
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*
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* type B = Animal
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*
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* export interface Spec extends TurboModule {
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* +greet: (animal: B) => void;
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* }
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*
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* In this case, we follow B to Animal, and then Animal to ?{name: string}.
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*
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* We:
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* 1. Replace `+greet: (animal: B) => void;` with `+greet: (animal: ?Animal) => void;`,
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* 2. Pretend that Animal = {name: string}.
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*
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* Why do we do this?
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* 1. In ObjC, we need to generate a struct called Animal, not B.
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* 2. This design is simpler than managing nullability within both the type alias usage, and the type alias RHS.
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* 3. What does it mean for a C++ struct, which is what this type alias RHS will generate, to be nullable? ¯\_(ツ)_/¯
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* Nullability is a concept that only makes sense when talking about instances (i.e: usages) of the C++ structs.
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* Hence, it's better to manage nullability within the actual TypeAliasTypeAnnotation nodes, and not the
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* associated ObjectTypeAnnotations.
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*/
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return wrapNullable(nullable, {
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type: 'TypeAliasTypeAnnotation',
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name: typeResolution.name,
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});
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}
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function typeEnumResolution(
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typeAnnotation,
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typeResolution,
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nullable,
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hasteModuleName,
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enumMap,
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parser,
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) {
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if (!typeResolution.successful || typeResolution.type !== 'enum') {
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throw new UnsupportedTypeAnnotationParserError(
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hasteModuleName,
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typeAnnotation,
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parser.language(),
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);
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}
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const enumName = typeResolution.name;
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const enumMemberType = parser.parseEnumMembersType(typeAnnotation);
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try {
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parser.validateEnumMembersSupported(typeAnnotation, enumMemberType);
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} catch (e) {
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if (e instanceof Error) {
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throw new ParserError(
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hasteModuleName,
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typeAnnotation,
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`Failed parsing the enum ${enumName} in ${hasteModuleName} with the error: ${e.message}`,
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);
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} else {
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throw e;
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}
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}
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const enumMembers = parser.parseEnumMembers(typeAnnotation);
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enumMap[enumName] = {
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name: enumName,
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type: 'EnumDeclarationWithMembers',
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memberType: enumMemberType,
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members: enumMembers,
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};
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return wrapNullable(nullable, {
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name: enumName,
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type: 'EnumDeclaration',
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memberType: enumMemberType,
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});
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}
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function emitPromise(
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hasteModuleName,
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typeAnnotation,
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parser,
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nullable,
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types,
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aliasMap,
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enumMap,
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tryParse,
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cxxOnly,
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translateTypeAnnotation,
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) {
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assertGenericTypeAnnotationHasExactlyOneTypeParameter(
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hasteModuleName,
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typeAnnotation,
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parser,
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);
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const elementType = typeAnnotation.typeParameters.params[0];
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if (
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elementType.type === 'ExistsTypeAnnotation' ||
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elementType.type === 'EmptyTypeAnnotation'
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) {
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return wrapNullable(nullable, {
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type: 'PromiseTypeAnnotation',
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});
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} else {
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try {
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return wrapNullable(nullable, {
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type: 'PromiseTypeAnnotation',
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elementType: translateTypeAnnotation(
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hasteModuleName,
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typeAnnotation.typeParameters.params[0],
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types,
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aliasMap,
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enumMap,
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tryParse,
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cxxOnly,
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parser,
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),
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});
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} catch {
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return wrapNullable(nullable, {
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type: 'PromiseTypeAnnotation',
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});
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}
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}
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}
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function emitGenericObject(nullable) {
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return wrapNullable(nullable, {
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type: 'GenericObjectTypeAnnotation',
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});
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}
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function emitObject(nullable, properties) {
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return wrapNullable(nullable, {
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type: 'ObjectTypeAnnotation',
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properties,
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});
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}
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function emitFloat(nullable) {
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return wrapNullable(nullable, {
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type: 'FloatTypeAnnotation',
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});
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}
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function emitUnion(nullable, hasteModuleName, typeAnnotation, parser) {
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const unionTypes = parser.remapUnionTypeAnnotationMemberNames(
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typeAnnotation.types,
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);
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// Only support unionTypes of the same kind
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if (unionTypes.length > 1) {
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throw new UnsupportedUnionTypeAnnotationParserError(
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hasteModuleName,
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typeAnnotation,
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unionTypes,
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);
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}
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return wrapNullable(nullable, {
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type: 'UnionTypeAnnotation',
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memberType: unionTypes[0],
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});
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}
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function translateArrayTypeAnnotation(
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hasteModuleName,
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types,
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aliasMap,
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enumMap,
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cxxOnly,
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arrayType,
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elementType,
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nullable,
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translateTypeAnnotation,
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parser,
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) {
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try {
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/**
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* TODO(T72031674): Migrate all our NativeModule specs to not use
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* invalid Array ElementTypes. Then, make the elementType a required
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* parameter.
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*/
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const _unwrapNullable = unwrapNullable(
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translateTypeAnnotation(
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hasteModuleName,
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elementType,
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types,
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aliasMap,
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enumMap,
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/**
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* TODO(T72031674): Ensure that all ParsingErrors that are thrown
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* while parsing the array element don't get captured and collected.
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* Why? If we detect any parsing error while parsing the element,
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* we should default it to null down the line, here. This is
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* the correct behaviour until we migrate all our NativeModule specs
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* to be parseable.
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*/
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nullGuard,
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cxxOnly,
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parser,
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),
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),
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_unwrapNullable2 = _slicedToArray(_unwrapNullable, 2),
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_elementType = _unwrapNullable2[0],
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isElementTypeNullable = _unwrapNullable2[1];
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throwIfArrayElementTypeAnnotationIsUnsupported(
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hasteModuleName,
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elementType,
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arrayType,
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_elementType.type,
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);
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return wrapNullable(nullable, {
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type: 'ArrayTypeAnnotation',
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// $FlowFixMe[incompatible-call]
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elementType: wrapNullable(isElementTypeNullable, _elementType),
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});
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} catch (ex) {
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return wrapNullable(nullable, {
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type: 'ArrayTypeAnnotation',
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});
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}
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}
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function emitArrayType(
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hasteModuleName,
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typeAnnotation,
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parser,
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types,
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aliasMap,
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enumMap,
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cxxOnly,
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nullable,
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translateTypeAnnotation,
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) {
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assertGenericTypeAnnotationHasExactlyOneTypeParameter(
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hasteModuleName,
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typeAnnotation,
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parser,
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);
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return translateArrayTypeAnnotation(
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hasteModuleName,
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types,
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aliasMap,
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enumMap,
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cxxOnly,
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typeAnnotation.type,
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typeAnnotation.typeParameters.params[0],
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nullable,
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translateTypeAnnotation,
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parser,
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);
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}
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function Visitor(infoMap) {
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return {
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CallExpression(node) {
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if (
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node.callee.type === 'Identifier' &&
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node.callee.name === 'codegenNativeComponent'
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) {
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infoMap.isComponent = true;
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}
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if (isModuleRegistryCall(node)) {
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infoMap.isModule = true;
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}
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},
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InterfaceExtends(node) {
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if (node.id.name === 'TurboModule') {
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infoMap.isModule = true;
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}
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},
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TSInterfaceDeclaration(node) {
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if (
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Array.isArray(node.extends) &&
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node.extends.some(
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extension => extension.expression.name === 'TurboModule',
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)
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) {
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infoMap.isModule = true;
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}
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},
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};
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}
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function emitPartial(
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hasteModuleName,
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typeAnnotation,
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types,
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aliasMap,
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enumMap,
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tryParse,
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cxxOnly,
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nullable,
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parser,
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) {
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throwIfPartialWithMoreParameter(typeAnnotation);
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throwIfPartialNotAnnotatingTypeParameter(typeAnnotation, types, parser);
|
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const annotatedElement = parser.extractAnnotatedElement(
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typeAnnotation,
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types,
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);
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const annotatedElementProperties =
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parser.getAnnotatedElementProperties(annotatedElement);
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const partialProperties = parser.computePartialProperties(
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annotatedElementProperties,
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hasteModuleName,
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types,
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aliasMap,
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enumMap,
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tryParse,
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cxxOnly,
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);
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return emitObject(nullable, partialProperties);
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}
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function emitCommonTypes(
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hasteModuleName,
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types,
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typeAnnotation,
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aliasMap,
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enumMap,
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tryParse,
|
|
cxxOnly,
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nullable,
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parser,
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) {
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const genericTypeAnnotationName =
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parser.nameForGenericTypeAnnotation(typeAnnotation);
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switch (genericTypeAnnotationName) {
|
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case 'Stringish': {
|
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return emitStringish(nullable);
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}
|
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case 'Int32': {
|
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return emitInt32(nullable);
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}
|
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case 'Double': {
|
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return emitDouble(nullable);
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}
|
|
case 'Float': {
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return emitFloat(nullable);
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}
|
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case 'UnsafeObject':
|
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case 'Object': {
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return emitGenericObject(nullable);
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}
|
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case '$Partial':
|
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case 'Partial': {
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return emitPartial(
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hasteModuleName,
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typeAnnotation,
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types,
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aliasMap,
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enumMap,
|
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tryParse,
|
|
cxxOnly,
|
|
nullable,
|
|
parser,
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);
|
|
}
|
|
default: {
|
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return null;
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}
|
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}
|
|
}
|
|
module.exports = {
|
|
emitArrayType,
|
|
emitBoolean,
|
|
emitDouble,
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|
emitFloat,
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|
emitFunction,
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emitInt32,
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emitNumber,
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emitGenericObject,
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emitObject,
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emitPromise,
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emitRootTag,
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emitVoid,
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emitString,
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emitStringish,
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emitMixed,
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emitUnion,
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emitPartial,
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emitCommonTypes,
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|
typeAliasResolution,
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|
typeEnumResolution,
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translateArrayTypeAnnotation,
|
|
Visitor,
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};
|