fix: add a fallback uint8 sliceDecoder to bytesDecoder

.github/workflows/lint.yml

@@ -12,5 +12,5 @@ jobs:
       - uses: actions/checkout@v2
       - uses: golangci/golangci-lint-action@v2
         with:
-          version: v1.36.0
+          version: v1.45.2
           args: --timeout=5m

.golangci.yml

@@ -48,6 +48,14 @@ linters:
     - nlreturn
     - testpackage
     - wsl
+    - varnamelen
+    - nilnil
+    - ireturn
+    - govet
+    - forcetypeassert
+    - cyclop
+    - containedctx
+    - revive
 
 issues:
   exclude-rules:

decode_test.go

@@ -3907,3 +3907,14 @@ func TestIssue342(t *testing.T) {
 		t.Errorf("unexpected result: got(%v) != expected(%v)", got, expected)
 	}
 }
+
+func TestIssue360(t *testing.T) {
+	var uints []uint8
+	err := json.Unmarshal([]byte(`[0, 1, 2]`), &uints)
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+	if len(uints) != 3 || !(uints[0] == 0 && uints[1] == 1 && uints[2] == 2) {
+		t.Errorf("unexpected result: %v", uints)
+	}
+}

internal/decoder/bytes.go

@@ -23,9 +23,8 @@ func byteUnmarshalerSliceDecoder(typ *runtime.Type, structName string, fieldName
 		unmarshalDecoder = newUnmarshalJSONDecoder(runtime.PtrTo(typ), structName, fieldName)
 	case runtime.PtrTo(typ).Implements(unmarshalTextType):
 		unmarshalDecoder = newUnmarshalTextDecoder(runtime.PtrTo(typ), structName, fieldName)
-	}
-	if unmarshalDecoder == nil {
-		return nil
+	default:
+		unmarshalDecoder, _ = compileUint8(typ, structName, fieldName)
 	}
 	return newSliceDecoder(unmarshalDecoder, typ, 1, structName, fieldName)
 }

internal/decoder/compile_norace.go

@@ -1,3 +1,4 @@
+//go:build !race
 // +build !race
 
 package decoder

internal/decoder/compile_race.go

@@ -1,3 +1,4 @@
+//go:build race
 // +build race
 
 package decoder