fix: add oh-my-openagent.jsonc config file detection (fixes #2624)

src/shared/jsonc-parser.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test"
-import { detectConfigFile, parseJsonc, parseJsoncSafe, readJsoncFile } from "./jsonc-parser"
+import { detectConfigFile, detectPluginConfigFile, parseJsonc, parseJsoncSafe, readJsoncFile } from "./jsonc-parser"
 import { existsSync, mkdirSync, rmSync, writeFileSync } from "node:fs"
 import { join } from "node:path"
 
@@ -264,3 +264,84 @@ describe("detectConfigFile", () => {
     expect(result.format).toBe("none")
   })
 })
+
+describe("detectPluginConfigFile", () => {
+  const testDir = join(__dirname, ".test-detect-plugin")
+
+  test("prefers oh-my-openagent over oh-my-opencode", () => {
+    // given
+    if (!existsSync(testDir)) mkdirSync(testDir, { recursive: true })
+    writeFileSync(join(testDir, "oh-my-openagent.jsonc"), "{}")
+    writeFileSync(join(testDir, "oh-my-opencode.jsonc"), "{}")
+
+    // when
+    const result = detectPluginConfigFile(testDir)
+
+    // then
+    expect(result.format).toBe("jsonc")
+    expect(result.path).toBe(join(testDir, "oh-my-openagent.jsonc"))
+
+    rmSync(testDir, { recursive: true, force: true })
+  })
+
+  test("falls back to oh-my-opencode when oh-my-openagent doesn't exist", () => {
+    // given
+    if (!existsSync(testDir)) mkdirSync(testDir, { recursive: true })
+    writeFileSync(join(testDir, "oh-my-opencode.jsonc"), "{}")
+
+    // when
+    const result = detectPluginConfigFile(testDir)
+
+    // then
+    expect(result.format).toBe("jsonc")
+    expect(result.path).toBe(join(testDir, "oh-my-opencode.jsonc"))
+
+    rmSync(testDir, { recursive: true, force: true })
+  })
+
+  test("falls back to oh-my-opencode.json when no jsonc exists", () => {
+    // given
+    if (!existsSync(testDir)) mkdirSync(testDir, { recursive: true })
+    writeFileSync(join(testDir, "oh-my-opencode.json"), "{}")
+
+    // when
+    const result = detectPluginConfigFile(testDir)
+
+    // then
+    expect(result.format).toBe("json")
+    expect(result.path).toBe(join(testDir, "oh-my-opencode.json"))
+
+    rmSync(testDir, { recursive: true, force: true })
+  })
+
+  test("returns none when no config files exist", () => {
+    // given
+    const emptyDir = join(testDir, "empty")
+    if (!existsSync(emptyDir)) mkdirSync(emptyDir, { recursive: true })
+
+    // when
+    const result = detectPluginConfigFile(emptyDir)
+
+    // then
+    expect(result.format).toBe("none")
+    expect(result.path).toBe(join(emptyDir, "oh-my-openagent.json"))
+
+    rmSync(testDir, { recursive: true, force: true })
+  })
+
+  test("prefers oh-my-openagent.json over oh-my-opencode.jsonc", () => {
+    // given
+    if (!existsSync(testDir)) mkdirSync(testDir, { recursive: true })
+    writeFileSync(join(testDir, "oh-my-openagent.json"), "{}")
+    writeFileSync(join(testDir, "oh-my-opencode.jsonc"), "{}")
+
+    // when
+    const result = detectPluginConfigFile(testDir)
+
+    // then
+    expect(result.format).toBe("json")
+    expect(result.path).toBe(join(testDir, "oh-my-openagent.json"))
+
+    rmSync(testDir, { recursive: true, force: true })
+  })
+})