Files
react-native/Libraries/Types/CodegenTypes.js
T
Joshua Gross c8b9a3f8e2 Support Double in when generating props for .h files, in parsing component props, and for commands and events
Summary: I realized my previous diff was incomplete. Adding parsing and generation code for Double for props, commands, and events.

Reviewed By: rickhanlonii

Differential Revision: D16823540

fbshipit-source-id: fbed9897bb84b789c502cf4153e81060590152b8
2019-08-15 10:18:16 -07:00

41 lines
1.2 KiB
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow
*/
'use strict';
import type {SyntheticEvent} from './CoreEventTypes';
// Event types
// We're not using the PaperName, it is only used to codegen view config settings
export type BubblingEventHandler<
T,
PaperName: string | empty = empty, // eslint-disable-line no-unused-vars
> = (event: SyntheticEvent<T>) => void | Promise<void>;
export type DirectEventHandler<
T,
PaperName: string | empty = empty, // eslint-disable-line no-unused-vars
> = (event: SyntheticEvent<T>) => void | Promise<void>;
// Prop types
export type Double = number;
export type Float = number;
export type Int32 = number;
type DefaultTypes = number | boolean | string | $ReadOnlyArray<string>;
// Default handling, ignore the unused value
// we're only using it for type checking
//
// TODO: (rickhanlonii) T44881457 If a default is provided, it should always be optional
// but that is currently not supported in the codegen since we require a default
//
// eslint-disable-next-line no-unused-vars
export type WithDefault<Type: DefaultTypes, Value: ?Type | string> = ?Type;