feat: improve monorepo dev experience

packages/json-schema-generator/src/index.ts

@@ -0,0 +1,37 @@
+import {compileSchema} from './generator/compile-schema.js';
+import {generateFiles, Plugin, PluginContext} from '@openstapps/tsup-plugin';
+
+export type SchemaConsumer = (
+  this: PluginContext,
+  schema: ReturnType<typeof compileSchema>,
+) => Record<string, string | Buffer>;
+
+/**
+ * TSUp plugin for generating JSONSchema files
+ * @param schemaName the name of the generated schema
+ * @param schemaConsumers any consumers that can directly use the schema
+ */
+export function jsonSchemaPlugin(
+  schemaName: string,
+  ...schemaConsumers: Array<[string, SchemaConsumer]>
+): Plugin {
+  return {
+    name: 'json-schema-generator',
+    async buildEnd() {
+      let schema: ReturnType<typeof compileSchema>;
+      await generateFiles('JSON-Schema', async function () {
+        schema = compileSchema((this.options.entry as string[])[0], this.options.tsconfig!);
+
+        return {
+          [schemaName]: JSON.stringify(schema),
+        };
+      }).call(this);
+
+      for (const [name, consumer] of schemaConsumers) {
+        await generateFiles(name, async function () {
+          return consumer.call(this, schema);
+        }).call(this);
+      }
+    },
+  };
+}