pw_status: Update Status::CODE to Status::Code()

- Update Status::CODE style to Status::Code() using
  pw_status/update_style.py.
- Make minor adjustments to the pw_assert tests to get them passing.

Change-Id: Ie54c3c605178fd1e42c7cedbcff324115f3ed279
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/19165
Commit-Queue: Wyatt Hepler <hepler@google.com>
Reviewed-by: Ewout van Bekkum <ewout@google.com>
diff --git a/pw_protobuf/decoder_test.cc b/pw_protobuf/decoder_test.cc
index 7dad4b2..0b4f6ff 100644
--- a/pw_protobuf/decoder_test.cc
+++ b/pw_protobuf/decoder_test.cc
@@ -50,7 +50,7 @@
     }
 
     called = true;
-    return Status::OK;
+    return Status::Ok();
   }
 
   bool called = false;
@@ -83,45 +83,45 @@
   Decoder decoder(std::as_bytes(std::span(encoded_proto)));
 
   int32_t v1 = 0;
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 1u);
-  EXPECT_EQ(decoder.ReadInt32(&v1), Status::OK);
+  EXPECT_EQ(decoder.ReadInt32(&v1), Status::Ok());
   EXPECT_EQ(v1, 42);
 
   int32_t v2 = 0;
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 2u);
-  EXPECT_EQ(decoder.ReadSint32(&v2), Status::OK);
+  EXPECT_EQ(decoder.ReadSint32(&v2), Status::Ok());
   EXPECT_EQ(v2, -13);
 
   bool v3 = true;
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 3u);
-  EXPECT_EQ(decoder.ReadBool(&v3), Status::OK);
+  EXPECT_EQ(decoder.ReadBool(&v3), Status::Ok());
   EXPECT_FALSE(v3);
 
   double v4 = 0;
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 4u);
-  EXPECT_EQ(decoder.ReadDouble(&v4), Status::OK);
+  EXPECT_EQ(decoder.ReadDouble(&v4), Status::Ok());
   EXPECT_EQ(v4, 3.14159);
 
   uint32_t v5 = 0;
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 5u);
-  EXPECT_EQ(decoder.ReadFixed32(&v5), Status::OK);
+  EXPECT_EQ(decoder.ReadFixed32(&v5), Status::Ok());
   EXPECT_EQ(v5, 0xdeadbeef);
 
   std::string_view v6;
   char buffer[16];
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 6u);
-  EXPECT_EQ(decoder.ReadString(&v6), Status::OK);
+  EXPECT_EQ(decoder.ReadString(&v6), Status::Ok());
   std::memcpy(buffer, v6.data(), v6.size());
   buffer[v6.size()] = '\0';
   EXPECT_STREQ(buffer, "Hello world");
 
-  EXPECT_EQ(decoder.Next(), Status::OUT_OF_RANGE);
+  EXPECT_EQ(decoder.Next(), Status::OutOfRange());
 }
 
 TEST(Decoder, Decode_SkipsUnusedFields) {
@@ -146,14 +146,14 @@
 
   // Don't process any fields except for the fourth. Next should still iterate
   // correctly despite field values not being consumed.
-  EXPECT_EQ(decoder.Next(), Status::OK);
-  EXPECT_EQ(decoder.Next(), Status::OK);
-  EXPECT_EQ(decoder.Next(), Status::OK);
-  EXPECT_EQ(decoder.Next(), Status::OK);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
+  EXPECT_EQ(decoder.Next(), Status::Ok());
+  EXPECT_EQ(decoder.Next(), Status::Ok());
+  EXPECT_EQ(decoder.Next(), Status::Ok());
   ASSERT_EQ(decoder.FieldNumber(), 4u);
-  EXPECT_EQ(decoder.Next(), Status::OK);
-  EXPECT_EQ(decoder.Next(), Status::OK);
-  EXPECT_EQ(decoder.Next(), Status::OUT_OF_RANGE);
+  EXPECT_EQ(decoder.Next(), Status::Ok());
+  EXPECT_EQ(decoder.Next(), Status::Ok());
+  EXPECT_EQ(decoder.Next(), Status::OutOfRange());
 }
 
 TEST(CallbackDecoder, Decode) {
@@ -179,7 +179,7 @@
 
   decoder.set_handler(&handler);
   EXPECT_EQ(decoder.Decode(std::as_bytes(std::span(encoded_proto))),
-            Status::OK);
+            Status::Ok());
   EXPECT_TRUE(handler.called);
   EXPECT_EQ(handler.test_int32, 42);
   EXPECT_EQ(handler.test_sint32, -13);
@@ -206,7 +206,7 @@
 
   decoder.set_handler(&handler);
   EXPECT_EQ(decoder.Decode(std::as_bytes(std::span(encoded_proto))),
-            Status::OK);
+            Status::Ok());
   EXPECT_TRUE(handler.called);
   EXPECT_EQ(handler.test_int32, 44);
 }
@@ -216,7 +216,7 @@
   TestDecodeHandler handler;
 
   decoder.set_handler(&handler);
-  EXPECT_EQ(decoder.Decode(std::span<std::byte>()), Status::OK);
+  EXPECT_EQ(decoder.Decode(std::span<std::byte>()), Status::Ok());
   EXPECT_FALSE(handler.called);
   EXPECT_EQ(handler.test_int32, 0);
   EXPECT_EQ(handler.test_sint32, 0);
@@ -231,7 +231,7 @@
 
   decoder.set_handler(&handler);
   EXPECT_EQ(decoder.Decode(std::as_bytes(std::span(encoded_proto))),
-            Status::DATA_LOSS);
+            Status::DataLoss());
 }
 
 // Only processes fields numbered 1 or 3.
@@ -241,10 +241,10 @@
                       uint32_t field_number) override {
     switch (field_number) {
       case 1:
-        EXPECT_EQ(decoder.ReadInt32(&field_one), Status::OK);
+        EXPECT_EQ(decoder.ReadInt32(&field_one), Status::Ok());
         break;
       case 3:
-        EXPECT_EQ(decoder.ReadInt32(&field_three), Status::OK);
+        EXPECT_EQ(decoder.ReadInt32(&field_three), Status::Ok());
         break;
       default:
         // Do nothing.
@@ -252,7 +252,7 @@
     }
 
     called = true;
-    return Status::OK;
+    return Status::Ok();
   }
 
   bool called = false;
@@ -286,7 +286,7 @@
 
   decoder.set_handler(&handler);
   EXPECT_EQ(decoder.Decode(std::as_bytes(std::span(encoded_proto))),
-            Status::OK);
+            Status::Ok());
   EXPECT_TRUE(handler.called);
   EXPECT_EQ(handler.field_one, 42);
   EXPECT_EQ(handler.field_three, 99);
@@ -299,17 +299,17 @@
                       uint32_t field_number) override {
     switch (field_number) {
       case 1:
-        EXPECT_EQ(decoder.ReadInt32(&field_one), Status::OK);
-        return Status::CANCELLED;
+        EXPECT_EQ(decoder.ReadInt32(&field_one), Status::Ok());
+        return Status::Cancelled();
       case 3:
-        EXPECT_EQ(decoder.ReadInt32(&field_three), Status::OK);
+        EXPECT_EQ(decoder.ReadInt32(&field_three), Status::Ok());
         break;
       default:
         // Do nothing.
         break;
     }
 
-    return Status::OK;
+    return Status::Ok();
   }
 
   int32_t field_one = 0;
@@ -336,7 +336,7 @@
 
   decoder.set_handler(&handler);
   EXPECT_EQ(decoder.Decode(std::as_bytes(std::span(encoded_proto))),
-            Status::CANCELLED);
+            Status::Cancelled());
   EXPECT_EQ(handler.field_one, 42);
   EXPECT_EQ(handler.field_three, 1111);
 }