fix(cli): prevent --log-level=value from swallowing next argument

.changeset/fix-cli-log-level-equals.md

@@ -0,0 +1,5 @@
+---
+"@effect/cli": patch
+---
+
+Fix `--log-level=value` equals syntax incorrectly swallowing the next argument. Only skip the next arg when the previous arg is exactly `--log-level` (space-separated form).

packages/cli/src/internal/cliApp.ts

@@ -166,7 +166,7 @@ const handleBuiltInOption = <R, E, A>(
       const baseArgs = Arr.take(originalArgs, 2)
       const filteredArgs: Array<string> = []
       for (let i = 0; i < args.length; i++) {
-        if (isLogLevelArg(args[i]) || isLogLevelArg(args[i - 1])) {
+        if (isLogLevelArg(args[i]) || args[i - 1] === "--log-level") {
           continue
         }
         filteredArgs.push(args[i])

packages/cli/test/CliApp.test.ts

@@ -130,5 +130,38 @@ describe("CliApp", () => {
         yield* cli(["C:\\Program Files\\node.exe", "C:\\My Scripts\\test.js", "--log-level", "info", "hello"])
         expect(executedValue).toEqual("hello")
       }).pipe(runEffect))
+
+    it("should not swallow the next argument when using --log-level=value equals syntax", () =>
+      Effect.gen(function*() {
+        let executedValue: string | undefined = undefined
+        const cmd = Command.make("test", { value: Args.text() }, ({ value }) =>
+          Effect.sync(() => {
+            executedValue = value
+          }))
+        const cli = Command.run(cmd, {
+          name: "Test",
+          version: "1.0.0"
+        })
+        yield* cli(["node", "test.js", "--log-level=debug", "hello"])
+        expect(executedValue).toEqual("hello")
+      }).pipe(runEffect))
+
+    it("should set log level and preserve argument with --log-level=value combined", () =>
+      Effect.gen(function*() {
+        let logLevel: LogLevel.LogLevel | undefined = undefined
+        let executedValue: string | undefined = undefined
+        const cmd = Command.make("test", { value: Args.text() }, ({ value }) =>
+          Effect.gen(function*() {
+            logLevel = yield* FiberRef.get(FiberRef.currentMinimumLogLevel)
+            executedValue = value
+          }))
+        const cli = Command.run(cmd, {
+          name: "Test",
+          version: "1.0.0"
+        })
+        yield* cli(["node", "test.js", "--log-level=info", "hello"])
+        expect(logLevel).toEqual(LogLevel.Info)
+        expect(executedValue).toEqual("hello")
+      }).pipe(runEffect))
   })
 })