forked from parcel-bundler/parcel
/
SvgReactTransformer.js
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/
SvgReactTransformer.js
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// @flow
import {Transformer} from '@parcel/plugin';
import path from 'path';
import camelcase from 'camelcase';
import svgoPlugin from '@svgr/plugin-svgo';
import jsxPlugin from '@svgr/plugin-jsx';
import {transform} from '@svgr/core';
function getComponentName(filePath) {
let validCharacters = /[^a-zA-Z0-9_-]/g;
let name = path.parse(filePath).name.replace(validCharacters, '');
return camelcase(name, {
pascalCase: true,
});
}
export default (new Transformer({
async loadConfig({config}) {
let conf = await config.getConfig(['.svgrrc.json', '.svgrrc']);
return conf?.contents;
},
async transform({asset, config}) {
let code = await asset.getCode();
let componentName = getComponentName(asset.filePath);
const jsx = await transform(
code,
{},
{
caller: {
name: '@parcel/transformer-svg-react',
defaultPlugins: [svgoPlugin, jsxPlugin],
},
filePath: componentName,
},
);
asset.type = config?.typescript ? 'tsx' : 'jsx';
asset.bundleBehavior = null;
asset.setCode(jsx);
return [asset];
},
}): Transformer);