amis-rpc-design/node_modules/@react-native/codegen/lib/generators/components/GeneratePropsCpp.js.flow
2023-10-07 19:42:30 +08:00

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