Separate CLI and API

api/lib/json-plugin.js

@@ -0,0 +1,38 @@
+import { promises as fsp } from 'fs';
+
+const prefix = 'json:';
+
+const reservedKeys = ['public'];
+
+export default function jsonPlugin() {
+  return {
+    name: 'json-plugin',
+    async resolveId(id, importer) {
+      if (!id.startsWith(prefix)) return;
+      const realId = id.slice(prefix.length);
+      const resolveResult = await this.resolve(realId, importer);
+
+      if (!resolveResult) {
+        throw Error(`Cannot find ${realId}`);
+      }
+      // Add an additional .js to the end so it ends up with .js at the end in the _virtual folder.
+      return prefix + resolveResult.id;
+    },
+    async load(id) {
+      if (!id.startsWith(prefix)) return;
+      const realId = id.slice(prefix.length);
+      const source = await fsp.readFile(realId, 'utf8');
+
+      let code = '';
+      for (const [key, value] of Object.entries(JSON.parse(source))) {
+        if (reservedKeys.includes(key)) {
+          continue;
+        }
+        code += `
+        export const ${key} = ${JSON.stringify(value)};
+      `;
+      }
+      return code;
+    },
+  };
+}