feat: add input validation to createLogger for non-boolean input

Signed-off-by: leocavalcante <leo@cavalcante.dev>

Author: leocavalcante

src/paths.mjs

@@ -391,6 +391,11 @@ export function parseCliFlags(argv) {
  * logger.verbose("Source: /path/to/src") // Does nothing (verbose disabled)
  */
 export function createLogger(verbose) {
+	if (typeof verbose !== "boolean") {
+		throw new TypeError(
+			`createLogger: verbose must be a boolean, got ${verbose === null ? "null" : typeof verbose}`,
+		)
+	}
 	return {
 		log: (message) => console.log(message),
 		verbose: (message) => {

tests/paths.test.ts

@@ -1153,6 +1153,51 @@ This is a test agent that handles various tasks.
 			expect(typeof logger.verbose).toBe("function")
 		})
 
+		it("should throw TypeError for null input", () => {
+			expect(() => createLogger(null as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger(null as unknown as boolean)).toThrow(
+				"createLogger: verbose must be a boolean, got null",
+			)
+		})
+
+		it("should throw TypeError for undefined input", () => {
+			expect(() => createLogger(undefined as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger(undefined as unknown as boolean)).toThrow(
+				"createLogger: verbose must be a boolean, got undefined",
+			)
+		})
+
+		it("should throw TypeError for string input", () => {
+			expect(() => createLogger("true" as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger("true" as unknown as boolean)).toThrow(
+				"createLogger: verbose must be a boolean, got string",
+			)
+			expect(() => createLogger("false" as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger("" as unknown as boolean)).toThrow(TypeError)
+		})
+
+		it("should throw TypeError for number input", () => {
+			expect(() => createLogger(1 as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger(1 as unknown as boolean)).toThrow(
+				"createLogger: verbose must be a boolean, got number",
+			)
+			expect(() => createLogger(0 as unknown as boolean)).toThrow(TypeError)
+		})
+
+		it("should throw TypeError for object input", () => {
+			expect(() => createLogger({} as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger({} as unknown as boolean)).toThrow(
+				"createLogger: verbose must be a boolean, got object",
+			)
+		})
+
+		it("should throw TypeError for array input", () => {
+			expect(() => createLogger([] as unknown as boolean)).toThrow(TypeError)
+			expect(() => createLogger([] as unknown as boolean)).toThrow(
+				"createLogger: verbose must be a boolean, got object",
+			)
+		})
+
 		it("should log messages with log() method", () => {
 			const originalLog = console.log
 			const messages: string[] = []