refactor: move top level register and nx-transformer to src/

Author: danielpza

nx-transformer.js

@@ -1,2 +1,6 @@
-"use strict";
-module.exports = require("./").nxTransformerPlugin;
+// Keeping register here in the root for backwards compatibiliy, TODO remove in the next major version
+console.warn(
+  "typescript-transform-paths: Calling the top level nx-transformer file is deprecated and will be removed in the future. Use a tool that supports package.json exports",
+);
+
+module.exports = require("./dist/plugins/nx-transfomer-plugin").default;

package.json

@@ -10,8 +10,8 @@
       "types": "./dist/index.d.ts",
       "default": "./dist/index.js"
     },
-    "./register": "./register.js",
-    "./nx-transformer": "./nx-transformer.js"
+    "./register": "./dist/register-entry.js",
+    "./nx-transformer": "./dist/plugins/nx-transformer-plugin.js"
   },
   "files": [
     "dist",

register.js

@@ -1,11 +1,5 @@
-let tsNode;
-try {
-  tsNode = require("ts-node");
-} catch {
-  throw new Error(
-    `Cannot resolve ts-node. Make sure ts-node is installed before using typescript-transform-paths/register`,
-  );
-}
-
-tsNode.register();
-require("./").register();
+// Keeping register here in the root for backwards compatibiliy, TODO remove in the next major version
+console.warn(
+  "typescript-transform-paths: Calling the top level register file is deprecated and will be removed in the future. Use a tool that supports package.json exports",
+);
+require("./dist/register-entry");

src/plugins/index.ts

@@ -1 +1 @@
-export * from "./nx-transformer-plugin";
+export * as nxTransformerPlugin from "./nx-transformer-plugin";

src/plugins/nx-transformer-plugin.ts

@@ -29,9 +29,8 @@ const voidTransformer: ts.TransformerFactory<ts.SourceFile> = () => (s: ts.Sourc
  * Transformer
  * ****************************************************************************************************************** */
 
-export const nxTransformerPlugin: NxTransformerPlugin = {
-  before: (pluginConfig, program) =>
-    pluginConfig?.afterDeclarations ? voidTransformer : transformer(program, { ...pluginConfig }),
-  afterDeclarations: (pluginConfig, program) =>
-    !pluginConfig?.afterDeclarations ? voidTransformer : transformer(program, { ...pluginConfig }),
-};
+export const before: NxTransformerFactory = (pluginConfig, program) =>
+  pluginConfig?.afterDeclarations ? voidTransformer : transformer(program, { ...pluginConfig });
+
+export const afterDeclarations: NxTransformerFactory = (pluginConfig, program) =>
+  !pluginConfig?.afterDeclarations ? voidTransformer : transformer(program, { ...pluginConfig });

src/register-entry.ts

@@ -0,0 +1,13 @@
+let tsNode;
+try {
+  // eslint-disable-next-line @typescript-eslint/no-require-imports
+  tsNode = require("ts-node");
+} catch {
+  throw new Error(
+    `Cannot resolve ts-node. Make sure ts-node is installed before using typescript-transform-paths/register`,
+  );
+}
+
+tsNode.register();
+// eslint-disable-next-line @typescript-eslint/no-require-imports
+require("./").register();