42 lines
1.1 KiB
JavaScript
42 lines
1.1 KiB
JavaScript
import path from "node:path";
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const PLUGIN_NAMESPACE = "add-default-export";
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export default function esbuildPluginAddDefaultExport() {
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return {
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name: "addDefaultExport",
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setup(build) {
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const { initialOptions } = build;
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if (initialOptions.format !== "esm") {
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return;
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}
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build.onResolve({ filter: /./, namespace: "file" }, (module) => {
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if (module.kind === "entry-point") {
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const file = module.path;
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const relativePath = path
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.relative(module.resolveDir, file)
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.replaceAll("\\", "/");
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return {
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path: relativePath,
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namespace: PLUGIN_NAMESPACE,
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pluginData: { file },
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};
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}
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});
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build.onLoad({ filter: /./, namespace: PLUGIN_NAMESPACE }, (module) => {
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const { file } = module.pluginData;
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const source = JSON.stringify(`./${path.basename(file)}`);
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return {
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contents: /* indent */ `
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export * from ${source};
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export * as default from ${source};
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`,
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resolveDir: path.dirname(file),
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};
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});
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},
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};
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}
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