62 lines
1.8 KiB
TypeScript
62 lines
1.8 KiB
TypeScript
import * as path from 'path';
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import { names } from '@nx/devkit';
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const JS_SOURCE_EXTENSIONS = ['.ts', '.tsx', '.js', '.jsx', '.mjs', '.cjs'];
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module.exports = {
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process(src, filename, options): { code: string } {
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const assetFilename = JSON.stringify(path.basename(filename));
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if (filename.match(/\.svg$/)) {
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// Based on how SVGR generates a component name:
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// https://github.com/smooth-code/svgr/blob/01b194cf967347d43d4cbe6b434404731b87cf27/packages/core/src/state.js#L6
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const pascalCaseFilename = names(path.parse(filename).name).className;
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const componentName = `Svg${pascalCaseFilename}`;
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return {
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code: `const React = require('react');
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module.exports = {
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__esModule: true,
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default: ${assetFilename},
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ReactComponent: React.forwardRef(function ${componentName}(props, ref) {
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return {
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$$typeof: Symbol.for('react.element'),
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type: 'svg',
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ref: ref,
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key: null,
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props: Object.assign({}, props, {
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children: ${assetFilename}
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})
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};
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}),
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};`,
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};
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}
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if (JS_SOURCE_EXTENSIONS.includes(path.extname(filename))) {
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const transformer = getJsTransform(options.config?.transform ?? []);
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if (transformer) return transformer.process(src, filename, options);
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}
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// Fallback for unknown extensions
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return {
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code: `module.exports = ${assetFilename};`,
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};
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},
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};
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function getJsTransform(transformers?: [string, string, string?]) {
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try {
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if (transformers?.[1]?.includes('@swc/jest')) {
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return require('@swc/jest').createTransformer();
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}
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} catch {
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// ignored
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}
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try {
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return require('babel-jest').default.createTransformer();
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} catch {
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// ignored
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}
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}
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