🎉 initiate project *astro_rewrite*

node_modules/@mdx-js/mdx/lib/plugin/recma-stringify.js

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+/**
+ * @typedef {import('estree-jsx').Program} Program
+ * @typedef {typeof import('source-map').SourceMapGenerator} SourceMapGenerator
+ *
+ * @typedef RecmaStringifyOptions
+ *   Configuration for internal plugin `recma-stringify`.
+ * @property {SourceMapGenerator | null | undefined} [SourceMapGenerator]
+ *   Generate a source map by passing a `SourceMapGenerator` from `source-map`
+ *   in.
+ */
+
+import {toJs, jsx} from 'estree-util-to-js'
+
+/**
+ * A plugin that adds an esast compiler: a small wrapper around `astring` to add
+ * support for serializing JSX.
+ *
+ * @this {import('unified').Processor}
+ * @type {import('unified').Plugin<[RecmaStringifyOptions | null | undefined] | [], Program, string>}
+ */
+export function recmaStringify(options) {
+  // Always given inside `@mdx-js/mdx`
+  /* c8 ignore next */
+  const {SourceMapGenerator} = options || {}
+
+  Object.assign(this, {Compiler: compiler})
+
+  /** @type {import('unified').CompilerFunction<Program, string>} */
+  function compiler(tree, file) {
+    const result = SourceMapGenerator
+      ? toJs(tree, {
+          filePath: file.path || 'unknown.mdx',
+          SourceMapGenerator,
+          handlers: jsx
+        })
+      : toJs(tree, {handlers: jsx})
+
+    file.map = result.map
+
+    return result.value
+  }
+}