fmt; move compile fail tests

sea-query-attr/src/lib.rs

@@ -40,7 +40,10 @@ impl Default for GenEnumArgs {
     }
 }
 
-#[deprecated(since = "0.1.2", note = "use #[enum_def] attr defined in `sea-query-derive` crate")]
+#[deprecated(
+    since = "0.1.2",
+    note = "use #[enum_def] attr defined in `sea-query-derive` crate"
+)]
 #[proc_macro_attribute]
 pub fn enum_def(args: TokenStream, input: TokenStream) -> TokenStream {
     let args = parse_macro_input!(args with AttributeArgs::parse_terminated);

sea-query-derive/src/lib.rs

@@ -300,7 +300,7 @@ pub fn enum_def(args: TokenStream, input: TokenStream) -> TokenStream {
                 ..
             }) => &fields.named,
             _ => return quote_spanned! {
-                input.span() => compile_error!("you can only derive Iden on enums or unit structs");
+                input.span() => compile_error!("#[enum_def] can only be used on non-tuple structs");
             }
             .into(),
         };

sea-query-derive/tests/compile-fail/enum_def/enum.rs

@@ -0,0 +1,8 @@
+use sea_query_derive::enum_def;
+
+#[enum_def]
+enum Hello {
+    Name,
+}
+
+fn main() {}

sea-query-derive/tests/compile-fail/enum_def/enum.stderr

@@ -0,0 +1,5 @@
+error: #[enum_def] can only be used on non-tuple structs
+ --> tests/compile-fail/enum_def/enum.rs:4:1
+  |
+4 | enum Hello {
+  | ^^^^

sea-query-derive/tests/compile-fail/enum_def/tuple_struct.rs

@@ -0,0 +1,6 @@
+use sea_query_derive::enum_def;
+
+#[enum_def]
+struct Hello(String);
+
+fn main() {}

sea-query-derive/tests/compile-fail/enum_def/tuple_struct.stderr

@@ -0,0 +1,5 @@
+error: #[enum_def] can only be used on non-tuple structs
+ --> tests/compile-fail/enum_def/tuple_struct.rs:4:1
+  |
+4 | struct Hello(String);
+  | ^^^^^^

sea-query-derive/tests/compile-fail/enum_def/unknown_field.rs

@@ -0,0 +1,8 @@
+use sea_query_derive::enum_def;
+
+#[enum_def(unknown_field)]
+pub struct Hello {
+    pub name: String,
+}
+
+fn main() {}

sea-query-derive/tests/compile-fail/enum_def/unknown_field.stderr

@@ -0,0 +1,5 @@
+error: Unknown field: `unknown_field`
+ --> tests/compile-fail/enum_def/unknown_field.rs:3:12
+  |
+3 | #[enum_def(unknown_field)]
+  |            ^^^^^^^^^^^^^

sea-query-derive/tests/test_build.rs

@@ -2,6 +2,7 @@
 fn build_tests() {
     let t = trybuild::TestCases::new();
     t.compile_fail("./tests/compile-fail/*.rs");
+    t.compile_fail("./tests/compile-fail/enum_def/*.rs");
 
     // all of these are exactly the same as the examples in `examples/derive.rs`
     t.pass("./tests/pass/*.rs");