49 lines
1.5 KiB
Plaintext
49 lines
1.5 KiB
Plaintext
import { parse } from "acorn";
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import { walk } from "estree-walker";
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import MagicString from "magic-string";
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import { isMarkdownFile } from "../core/util.js";
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const ASTRO_GLOB_REGEX = /Astro2?\s*\.\s*glob\s*\(/;
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function astro() {
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return {
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name: "astro:postprocess",
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async transform(code, id) {
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if (!id.endsWith(".astro") && !isMarkdownFile(id)) {
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return null;
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}
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if (!ASTRO_GLOB_REGEX.test(code)) {
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return null;
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}
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let s;
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const ast = parse(code, {
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ecmaVersion: "latest",
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sourceType: "module"
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});
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walk(ast, {
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enter(node) {
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if (node.type === "CallExpression" && node.callee.type === "MemberExpression" && node.callee.property.name === "glob" && (node.callee.object.name === "Astro" || node.callee.object.name === "Astro2") && node.arguments.length) {
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const firstArgStart = node.arguments[0].start;
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const firstArgEnd = node.arguments[0].end;
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const lastArgEnd = node.arguments[node.arguments.length - 1].end;
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const firstArg = code.slice(firstArgStart, firstArgEnd);
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s ??= new MagicString(code);
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s.overwrite(
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firstArgStart,
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lastArgEnd,
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`import.meta.glob(${firstArg}), () => ${firstArg}`
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);
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}
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}
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});
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if (s) {
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return {
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code: s.toString(),
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map: s.generateMap({ hires: "boundary" })
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};
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}
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}
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};
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}
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export {
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astro as default
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};
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