ImportProgrammer.IOptions for multiple transformers case.

When `@nestia/core` calls `AssertProgrammer` like functions, the transformed code occurs duplicated importment statement error. To solve this problem, I've decided to add `ImportTransformer.IOptions.internalPrefix` to avoid such situation.

For reference, the `typia`'s transformer will assign the `typia_transform_` prefix to there, and `@nestia/core` will do `nestia_core_transform_`.

benchmark/package.json

@@ -72,6 +72,6 @@
     "suppress-warnings": "^1.0.2",
     "tstl": "^3.0.0",
     "uuid": "^9.0.1",
-    "typia": "../typia-7.0.0-dev.20241020.tgz"
+    "typia": "../typia-7.0.0-dev.20241021-2.tgz"
   }
 }

errors/package.json

@@ -32,6 +32,6 @@
     "typescript": "^5.3.2"
   },
   "dependencies": {
-    "typia": "../typia-7.0.0-dev.20241020.tgz"
+    "typia": "../typia-7.0.0-dev.20241021-2.tgz"
   }
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "typia",
-  "version": "7.0.0-dev.20241020",
+  "version": "7.0.0-dev.20241021-2",
   "description": "Superfast runtime validators with only one line",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",

packages/typescript-json/package.json

@@ -1,6 +1,6 @@
 {
   "name": "typescript-json",
-  "version": "7.0.0-dev.20241020",
+  "version": "7.0.0-dev.20241021-2",
   "description": "Superfast runtime validators with only one line",
   "main": "lib/index.js",
   "typings": "lib/index.d.ts",
@@ -64,7 +64,7 @@
   },
   "homepage": "https://typia.io",
   "dependencies": {
-    "typia": "7.0.0-dev.20241020"
+    "typia": "7.0.0-dev.20241021-2"
   },
   "peerDependencies": {
     "typescript": ">=4.8.0 <5.7.0"

src/programmers/ImportProgrammer.ts

@@ -4,6 +4,13 @@ import { MapUtil } from "../utils/MapUtil";
 
 export class ImportProgrammer {
   private readonly assets_: Map<string, IAsset> = new Map();
+  private readonly options_: Readonly<ImportProgrammer.IOptions>;
+
+  public constructor(options?: Partial<ImportProgrammer.IOptions>) {
+    this.options_ = {
+      internalPrefix: options?.internalPrefix ?? "",
+    };
+  }
 
   /* -----------------------------------------------------------
     ENROLLMENTS
@@ -56,15 +63,10 @@ export class ImportProgrammer {
    */
   public internal(name: string): ts.PropertyAccessExpression {
     if (name.startsWith("$") === false) name = `$${name}`;
-    this.namespace({
-      file: `typia/lib/internal/${name}.js`,
-      name: alias(name),
-      type: false,
-    });
     return ts.factory.createPropertyAccessExpression(
       this.namespace({
         file: `typia/lib/internal/${name}.js`,
-        name: alias(name),
+        name: this.alias(name),
         type: false,
       }),
       name,
@@ -95,6 +97,10 @@ export class ImportProgrammer {
     }));
   }
 
+  private alias(name: string): string {
+    return `__${this.options_.internalPrefix}${name}`;
+  }
+
   /* -----------------------------------------------------------
     PROGRAM STATEMENTS
   ----------------------------------------------------------- */
@@ -156,6 +162,10 @@ export class ImportProgrammer {
 }
 
 export namespace ImportProgrammer {
+  export interface IOptions {
+    internalPrefix: string;
+  }
+
   export interface IDefault {
     file: string;
     name: string;
@@ -180,5 +190,3 @@ interface IAsset {
   namespace: ImportProgrammer.INamespace | null;
   instances: Map<string, ImportProgrammer.IInstance>;
 }
-
-const alias = (str: string) => `__${str}`;

src/transformers/FileTransformer.ts

@@ -15,7 +15,9 @@ export namespace FileTransformer {
     (file: ts.SourceFile): ts.SourceFile => {
       if (file.isDeclarationFile) return file;
 
-      const importer: ImportProgrammer = new ImportProgrammer();
+      const importer: ImportProgrammer = new ImportProgrammer({
+        internalPrefix: "typia_transform_",
+      });
       const context: ITypiaContext = {
         ...environments,
         transformer,

test-esm/package.json

@@ -36,6 +36,6 @@
     "typescript": "^5.4.5"
   },
   "dependencies": {
-    "typia": "../typia-7.0.0-dev.20241020.tgz"
+    "typia": "../typia-7.0.0-dev.20241021-2.tgz"
   }
 }