162 lines
4.2 KiB
Plaintext
162 lines
4.2 KiB
Plaintext
/**
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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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* @flow strict
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* @format
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*/
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'use strict';
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import type {ComponentShape, SchemaType} from '../../CodegenSchema';
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const {convertDefaultTypeToString, getImports} = require('./CppHelpers');
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// File path -> contents
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type FilesOutput = Map<string, string>;
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const FileTemplate = ({
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libraryName,
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imports,
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componentClasses,
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}: {
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libraryName: string,
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imports: string,
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componentClasses: string,
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}) => `
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/**
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* This code was generated by [react-native-codegen](https://www.npmjs.com/package/react-native-codegen).
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*
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* Do not edit this file as changes may cause incorrect behavior and will be lost
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* once the code is regenerated.
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*
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* ${'@'}generated by codegen project: GeneratePropsCpp.js
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*/
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#include <react/renderer/components/${libraryName}/Props.h>
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${imports}
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namespace facebook {
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namespace react {
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${componentClasses}
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} // namespace react
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} // namespace facebook
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`;
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const ComponentTemplate = ({
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className,
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extendClasses,
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props,
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}: {
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className: string,
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extendClasses: string,
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props: string,
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}) =>
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`
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${className}::${className}(
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const PropsParserContext &context,
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const ${className} &sourceProps,
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const RawProps &rawProps):${extendClasses}
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${props}
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{}
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`.trim();
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function generatePropsString(componentName: string, component: ComponentShape) {
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return component.props
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.map(prop => {
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const defaultValue = convertDefaultTypeToString(componentName, prop);
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return `${prop.name}(convertRawProp(context, rawProps, "${prop.name}", sourceProps.${prop.name}, {${defaultValue}}))`;
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})
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.join(',\n' + ' ');
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}
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function getClassExtendString(component: ComponentShape): string {
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const extendString =
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' ' +
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component.extendsProps
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.map(extendProps => {
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switch (extendProps.type) {
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case 'ReactNativeBuiltInType':
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switch (extendProps.knownTypeName) {
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case 'ReactNativeCoreViewProps':
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return 'ViewProps(context, sourceProps, rawProps)';
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default:
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(extendProps.knownTypeName: empty);
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throw new Error('Invalid knownTypeName');
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}
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default:
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(extendProps.type: empty);
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throw new Error('Invalid extended type');
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}
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})
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.join(', ') +
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`${component.props.length > 0 ? ',' : ''}`;
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return extendString;
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}
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module.exports = {
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generate(
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libraryName: string,
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schema: SchemaType,
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packageName?: string,
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assumeNonnull: boolean = false,
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): FilesOutput {
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const fileName = 'Props.cpp';
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const allImports: Set<string> = new Set([
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'#include <react/renderer/core/propsConversions.h>',
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'#include <react/renderer/core/PropsParserContext.h>',
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]);
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const componentProps = Object.keys(schema.modules)
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.map(moduleName => {
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const module = schema.modules[moduleName];
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if (module.type !== 'Component') {
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return;
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}
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const {components} = module;
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// No components in this module
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if (components == null) {
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return null;
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}
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return Object.keys(components)
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.map(componentName => {
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const component = components[componentName];
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const newName = `${componentName}Props`;
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const propsString = generatePropsString(componentName, component);
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const extendString = getClassExtendString(component);
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const imports = getImports(component.props);
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// $FlowFixMe[method-unbinding] added when improving typing for this parameters
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imports.forEach(allImports.add, allImports);
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const replacedTemplate = ComponentTemplate({
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className: newName,
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extendClasses: extendString,
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props: propsString,
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});
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return replacedTemplate;
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})
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.join('\n');
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})
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.filter(Boolean)
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.join('\n');
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const replacedTemplate = FileTemplate({
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componentClasses: componentProps,
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libraryName,
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imports: Array.from(allImports).sort().join('\n').trim(),
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});
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return new Map([[fileName, replacedTemplate]]);
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},
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};
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