From 8d9ca7cf0487bf1d0492a6b35baae7124da82fc0 Mon Sep 17 00:00:00 2001
From: mfyuu <83203852+ve1997@users.noreply.github.com>
Date: Tue, 27 Jan 2026 15:58:41 +0900
Subject: [PATCH 1/2] fix: handle non-string values in jsonToEnv and fix file
 extension

- fix jsonToEnv to safely convert non-string values to strings
- update type signature from Record<string, string> to Record<string, unknown>
- add String() conversion for numbers, booleans, objects, null, and undefined
- fix help message to show .e2smrc.jsonc instead of .e2smrc.json
- add comprehensive tests for non-string value conversion
---
 src/index.ts        |  2 +-
 src/lib/env.test.ts | 20 ++++++++++++++++++++
 src/lib/env.ts      |  5 +++--
 3 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index 208f3ab..43a3286 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -13,7 +13,7 @@ const command = define({
     console.error("Error: Please specify a subcommand (init, set, get, pull, or delete)");
     console.error("");
     console.error("Usage:");
-    console.error("  e2sm init   - Initialize .e2smrc.json configuration file");
+    console.error("  e2sm init   - Initialize .e2smrc.jsonc configuration file");
     console.error("  e2sm set    - Upload .env file to AWS Secrets Manager");
     console.error("  e2sm get    - Display secret from AWS Secrets Manager");
     console.error("  e2sm pull   - Pull secret and generate .env file");
diff --git a/src/lib/env.test.ts b/src/lib/env.test.ts
index e9aaba0..21934b8 100644
--- a/src/lib/env.test.ts
+++ b/src/lib/env.test.ts
@@ -117,6 +117,26 @@ describe("jsonToEnv", () => {
     const result = jsonToEnv({ FOO: "bar\nbaz" });
     expect(result).toBe('FOO="bar\nbaz"');
   });
+
+  test("converts number values to string", () => {
+    const result = jsonToEnv({ PORT: 3000, DEBUG: 1 });
+    expect(result).toBe('PORT="3000"\nDEBUG="1"');
+  });
+
+  test("converts boolean values to string", () => {
+    const result = jsonToEnv({ ENABLED: true, DISABLED: false });
+    expect(result).toBe('ENABLED="true"\nDISABLED="false"');
+  });
+
+  test("converts null and undefined to string", () => {
+    const result = jsonToEnv({ NULL_VAL: null, UNDEF_VAL: undefined });
+    expect(result).toBe('NULL_VAL="null"\nUNDEF_VAL="undefined"');
+  });
+
+  test("converts object values to string", () => {
+    const result = jsonToEnv({ OBJ: { nested: "value" } });
+    expect(result).toBe('OBJ="[object Object]"');
+  });
 });
 
 describe("generateEnvHeader", () => {
diff --git a/src/lib/env.ts b/src/lib/env.ts
index dbafbe8..9cccadf 100644
--- a/src/lib/env.ts
+++ b/src/lib/env.ts
@@ -46,10 +46,11 @@ export function parseEnvContent(content: string): Record<string, string> {
 /**
  * Converts JSON object to .env format string.
  */
-export function jsonToEnv(data: Record<string, string>): string {
+export function jsonToEnv(data: Record<string, unknown>): string {
   return Object.entries(data)
     .map(([key, value]) => {
-      const escaped = value.replace(/"/g, '\\"');
+      const stringValue = typeof value === "string" ? value : String(value);
+      const escaped = stringValue.replace(/"/g, '\\"');
       return `${key}="${escaped}"`;
     })
     .join("\n");

From d263ac944fb8a4bd2b37d9774af88f9b1af7e623 Mon Sep 17 00:00:00 2001
From: mfyuu <83203852+ve1997@users.noreply.github.com>
Date: Tue, 27 Jan 2026 16:04:41 +0900
Subject: [PATCH 2/2] fix: serialize objects and arrays with JSON.stringify

- use JSON.stringify for objects and arrays instead of String()
- preserve data structure in .env output for complex types
- add test case for array value conversion
---
 src/lib/env.test.ts | 9 +++++++--
 src/lib/env.ts      | 9 ++++++++-
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/lib/env.test.ts b/src/lib/env.test.ts
index 21934b8..9711510 100644
--- a/src/lib/env.test.ts
+++ b/src/lib/env.test.ts
@@ -133,9 +133,14 @@ describe("jsonToEnv", () => {
     expect(result).toBe('NULL_VAL="null"\nUNDEF_VAL="undefined"');
   });
 
-  test("converts object values to string", () => {
+  test("converts object values to JSON string", () => {
     const result = jsonToEnv({ OBJ: { nested: "value" } });
-    expect(result).toBe('OBJ="[object Object]"');
+    expect(result).toBe('OBJ="{\\"nested\\":\\"value\\"}"');
+  });
+
+  test("converts array values to JSON string", () => {
+    const result = jsonToEnv({ ITEMS: [1, 2, 3] });
+    expect(result).toBe('ITEMS="[1,2,3]"');
   });
 });
 
diff --git a/src/lib/env.ts b/src/lib/env.ts
index 9cccadf..0ce5977 100644
--- a/src/lib/env.ts
+++ b/src/lib/env.ts
@@ -49,7 +49,14 @@ export function parseEnvContent(content: string): Record<string, string> {
 export function jsonToEnv(data: Record<string, unknown>): string {
   return Object.entries(data)
     .map(([key, value]) => {
-      const stringValue = typeof value === "string" ? value : String(value);
+      let stringValue: string;
+      if (typeof value === "string") {
+        stringValue = value;
+      } else if (value !== null && typeof value === "object") {
+        stringValue = JSON.stringify(value);
+      } else {
+        stringValue = String(value);
+      }
       const escaped = stringValue.replace(/"/g, '\\"');
       return `${key}="${escaped}"`;
     })