feat(provider-generator): use lazy loading of generated provider name…

…spaces
hashicorp · Jul 17, 2023 · e6eca58 · e6eca58
1 parent 304e250
commit e6eca58
Showing 1 changed file with 62 additions and 0 deletions.
diff --git a/packages/@cdktf/provider-generator/lib/get/generator/provider-generator.ts b/packages/@cdktf/provider-generator/lib/get/generator/provider-generator.ts
@@ -15,6 +15,7 @@ import {
   ConstructsMakerProviderTarget,
   ConstructsMakerTarget,
 } from "../constructs-maker";
+import path from "path";
 
 interface ProviderData {
   name: string;
@@ -176,6 +177,8 @@ export class TerraformProviderGenerator {
     }
 
     this.emitIndexFile(name, files);
+    this.emitLazyIndexFile(name, files);
+    this.emitPackageJson(name, files);
   }
 
   private emitResourceReadme(resource: ResourceModel): void {
@@ -207,6 +210,65 @@ export class TerraformProviderGenerator {
     this.code.closeFile(filePath);
   }
 
+  private emitLazyIndexFile(provider: ProviderName, files: string[]): void {
+    const folder = `providers/${provider}`;
+    const filePath = `${folder}/lazy-index.ts`;
+    this.code.openFile(filePath);
+    this.code.line("// generated by cdktf get");
+    for (const file of files) {
+      const dirName = file.replace(`${folder}/`, "").replace("/index.ts", "");
+      this.code.line(
+        `Object.defineProperty(exports, '${toCamelCase(
+          dirName
+        )}', { get: function () { return require('${dirName}'); } });`
+      );
+    }
+    this.code.line();
+    this.code.closeFile(filePath);
+  }
+
+  private emitPackageJson(provider: ProviderName, files: string[]): void {
+    const folder = `providers/${provider}`;
+    const filePath = `${folder}/package.json`;
+    this.code.openFile(filePath);
+    const toDirName = (file: string) =>
+      file.replace(`${folder}/`, "").replace("/index.ts", "");
+
+    const packageJsonExports = files.reduce(
+      (acc, file) => ({
+        ...acc,
+        [`./${toDirName(file)}`]: `./${path.join(
+          ".",
+          toDirName(file),
+          "index.js"
+        )}`,
+      }),
+      {}
+    );
+    this.code.line(
+      JSON.stringify(
+        {
+          name: provider,
+          version: "0.0.0",
+          description: `Terraform CDK Provider for ${provider}`,
+          main: "index.js",
+          types: "index.d.ts",
+          exports: {
+            ".": {
+              types: "./index.d.ts",
+              import: "./index.js",
+              require: "./lazy-index.js",
+            },
+            ...packageJsonExports,
+          },
+        },
+        null,
+        2
+      )
+    );
+    this.code.closeFile(filePath);
+  }
+
   private emitResource(resource: ResourceModel): string {
     this.code.openFile(resource.filePath);
     this.emitFileHeader(resource);