samchon · samchon · Mar 24, 2026 · Mar 24, 2026 · Mar 24, 2026 · Mar 24, 2026
diff --git a/.vscode/settings.json b/.vscode/settings.json
@@ -10,4 +10,5 @@
   "[mdx]": {
     "editor.wordWrap": "on"
   },
+  "js/ts.tsdk.path": "node_modules\\typescript\\lib",
 }
diff --git a/benchmark/package.json b/benchmark/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@typia/benchmark",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Benchmark program of typia performance",
   "main": "bin/index.js",
   "scripts": {

diff --git a/benchmark/tsconfig.json b/benchmark/tsconfig.json
@@ -28,13 +28,14 @@
 
     /* Modules */
     "module": "CommonJS",                                /* Specify what module code is generated. */
-    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
-    // "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    "rootDir": "./src",                                  /* Specify the root folder within your source files. */
+    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    "ignoreDeprecations": "6.0",
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
     // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
     // "typeRoots": [],                                  /* Specify multiple folders that act like `./node_modules/@types`. */
-    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    "types": ["*"],                                      /* Specify type package names to be included without being referenced in a source file. */
     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
     // "resolveJsonModule": true,                        /* Enable importing .json files */
     // "noResolve": true,                                /* Disallow `import`s, `require`s or `<reference>`s from expanding the number of files TypeScript should add to a project. */

diff --git a/config/package.json b/config/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@typia/config",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Shared build configuration for typia packages",
   "devDependencies": {
     "@rollup/plugin-commonjs": "catalog:rollup",

diff --git a/config/tsconfig.json b/config/tsconfig.json
@@ -32,11 +32,12 @@
     "module": "commonjs" /* Specify what module code is generated. */,
     // "rootDir": "./",                                  /* Specify the root folder within your source files. */
     "moduleResolution": "node",                     /* Specify how TypeScript looks up a file from a given module specifier. */
+    "ignoreDeprecations": "6.0",
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
     // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
     // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
-    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    "types": ["*"],                                      /* Specify type package names to be included without being referenced in a source file. */
     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
     // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
     // "allowImportingTsExtensions": true,               /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */

diff --git a/examples/package.json b/examples/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@typia/examples",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Example codes for typia website",
   "scripts": {
     "build": "rimraf bin && cross-env NODE_OPTIONS=\"--no-experimental-strip-types -r ts-node/register\" tsc && prettier --write bin/**/*.js",

diff --git a/examples/tsconfig.json b/examples/tsconfig.json
@@ -28,8 +28,8 @@
 
     /* Modules */
     "module": "esnext",                                /* Specify what module code is generated. */
-    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
-    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    "rootDir": "./src",                                  /* Specify the root folder within your source files. */
+    // "moduleResolution": "node16",                       /* Specify how TypeScript looks up a file from a given module specifier. */
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
     // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */

diff --git a/experiments/unplugin/tsconfig.json b/experiments/unplugin/tsconfig.json
@@ -4,8 +4,9 @@
     "lib": ["esnext", "DOM"],
     "module": "NodeNext",
     "moduleResolution": "NodeNext",
+    "rootDir": "src",
     "resolveJsonModule": true,
-    "types": ["vitest/globals"],
+    "types": ["*", "vitest/globals"],
     "strict": true,
     "esModuleInterop": true,
     "skipLibCheck": true,

diff --git a/package.json b/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "@typia/station",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Typia Station",
   "scripts": {
     "build": "pnpm --filter=./packages/* -r build",

diff --git a/packages/core/package.json b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/core",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Superfast runtime validators with only one line",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/core/tsconfig.json b/packages/core/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],

diff --git a/packages/interface/package.json b/packages/interface/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/interface",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Superfast runtime validators with only one line",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/interface/tsconfig.json b/packages/interface/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],

diff --git a/packages/langchain/package.json b/packages/langchain/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/langchain",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "LangChain.js integration for typia",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/langchain/tsconfig.json b/packages/langchain/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib"
   },
   "include": ["src"]

diff --git a/packages/mcp/package.json b/packages/mcp/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/mcp",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "MCP (Model Context Protocol) integration for typia",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/mcp/tsconfig.json b/packages/mcp/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],

diff --git a/packages/transform/package.json b/packages/transform/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/transform",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Superfast runtime validators with only one line",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/transform/src/FileTransformer.ts b/packages/transform/src/FileTransformer.ts
@@ -82,12 +82,14 @@ export namespace FileTransformer {
       if (!isTransformerError(exp)) throw exp;
 
       // REPORT DIAGNOSTIC
-      const diagnostic = ts.createDiagnosticForNode(props.node, {
-        key: exp.code,
+      const diagnostic: ts.Diagnostic = {
+        file: props.node.getSourceFile(),
+        start: props.node.getStart(),
+        length: props.node.getWidth(),
+        messageText: exp.message,
         category: ts.DiagnosticCategory.Error,
-        message: exp.message,
         code: `(${exp.code})` as any,
-      });
+      };
       props.context.extras.addDiagnostic(diagnostic);
       return null;
     }
@@ -118,26 +120,24 @@ const isTransformerError = (error: any): error is TransformerError =>
 
 const checkJsDocParsingMode = new Singleton(
   (context: ITypiaContext, file: ts.SourceFile) => {
-    if (
-      typeof file.jsDocParsingMode === "number" &&
-      file.jsDocParsingMode !== 0
-    ) {
-      context.extras.addDiagnostic(
-        ts.createDiagnosticForNode(file, {
-          code: `(typia setup)` as any,
-          key: "jsDocParsingMode",
-          category: ts.DiagnosticCategory.Warning,
-          message: [
-            `Run "npx typia setup" or "npx typia patch" command again.`,
-            ``,
-            `Since TypeScript v5.3 update, "tsc" no more parses JSDoc comments. Therefore, "typia" also cannot utilize those JSDoc comments too, and it damages on some features of "typia" like "comment tags" or "JSON schema" generator.`,
-            ``,
-            `To solve this problem, run "npx typia setup" or "npx typia patch" command to hack the TypeScript compiler to revive the JSDoc parsing feature.`,
-            ``,
-            `  - reference: https://github.com/microsoft/TypeScript/pull/55739`,
-          ].join("\n"),
-        }),
-      );
+    const jsDocParsingMode = (file as any).jsDocParsingMode;
+    if (typeof jsDocParsingMode === "number" && jsDocParsingMode !== 0) {
+      context.extras.addDiagnostic({
+        file,
+        start: 0,
+        length: 0,
+        messageText: [
+          `Run "npx typia setup" or "npx typia patch" command again.`,
+          ``,
+          `Since TypeScript v5.3 update, "tsc" no more parses JSDoc comments. Therefore, "typia" also cannot utilize those JSDoc comments too, and it damages on some features of "typia" like "comment tags" or "JSON schema" generator.`,
+          ``,
+          `To solve this problem, run "npx typia setup" or "npx typia patch" command to hack the TypeScript compiler to revive the JSDoc parsing feature.`,
+          ``,
+          `  - reference: https://github.com/microsoft/TypeScript/pull/55739`,
+        ].join("\n"),
+        category: ts.DiagnosticCategory.Warning,
+        code: `(typia setup)` as any,
+      });
     }
   },
 );
diff --git a/packages/transform/tsconfig.json b/packages/transform/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],

diff --git a/packages/typia/package.json b/packages/typia/package.json
@@ -1,12 +1,13 @@
 {
   "name": "typia",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Superfast runtime validators with only one line",
   "main": "src/index.ts",
   "exports": {
     ".": "./src/index.ts",
     "./lib/transform": "./src/transform.ts",
     "./lib/internal/*": "./src/internal/*.ts",
+    "./src/transform.ts": "./src/transform.ts",
     "./package.json": "./package.json"
   },
   "bin": {
@@ -45,7 +46,7 @@
     "randexp": "^0.5.3"
   },
   "peerDependencies": {
-    "typescript": ">=4.8.0 <5.10.0"
+    "typescript": ">=4.8.0 <7.0.0"
   },
   "devDependencies": {
     "@rollup/plugin-commonjs": "catalog:rollup",

diff --git a/packages/typia/tsconfig.json b/packages/typia/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],

diff --git a/packages/unplugin/package.json b/packages/unplugin/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@typia/unplugin",
   "type": "module",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "unplugin for typia",
   "author": "ryoppippi",
   "license": "MIT",

diff --git a/packages/utils/package.json b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/utils",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Superfast runtime validators with only one line",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/utils/tsconfig.json b/packages/utils/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],

diff --git a/packages/vercel/package.json b/packages/vercel/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@typia/vercel",
-  "version": "12.0.1",
+  "version": "12.1.0-dev.20260325",
   "description": "Vercel AI SDK integration for typia",
   "main": "src/index.ts",
   "exports": {

diff --git a/packages/vercel/tsconfig.json b/packages/vercel/tsconfig.json
@@ -1,6 +1,7 @@
 {
   "extends": "../../config/tsconfig.json",
   "compilerOptions": {
+    "rootDir": "src",
     "outDir": "lib",
   },
   "include": ["src"],