Preserve bytearray format choice from input.

crates/aiken-lang/src/tests/format.rs

@@ -311,22 +311,6 @@ fn test_block_logical_expr() {
     assert_fmt(src, expected);
 }
 
-#[test]
-fn test_format_bytearray_literals() {
-    let src = indoc! {r#"
-        const foo = #"ff00"
-        const bar = #[0, 255]
-    "#};
-
-    let expected = indoc! { r#"
-        const foo = #"ff00"
-
-        const bar = #"00ff"
-    "#};
-
-    assert_fmt(src, expected);
-}
-
 #[test]
 fn test_nested_function_calls() {
     let src = indoc! {r#"
@@ -503,3 +487,20 @@ fn test_newline_module_comments() {
 
     assert_fmt(src, out);
 }
+
+#[test]
+fn test_bytearray_literals() {
+    let src = indoc! {r#"
+        const foo_const_array = #[102, 111, 111]
+
+        const foo_const_hex = #"666f6f"
+
+        fn foo() {
+          let foo_const_array = #[102, 111, 111]
+
+          let foo_const_hex = #"666f6f"
+        }
+    "#};
+
+    assert_fmt(src, src);
+}

crates/aiken-lang/src/tests/parser.rs

@@ -1785,6 +1785,7 @@ fn plain_bytearray_literals() {
             value: Box::new(Constant::ByteArray {
                 location: Span::new((), 25..39),
                 bytes: vec![0, 170, 255],
+                preferred_format: ast::ByteArrayFormatPreference::ArrayOfBytes,
             }),
             tipo: (),
         })],
@@ -1813,6 +1814,7 @@ fn base16_bytearray_literals() {
                 value: Box::new(Constant::ByteArray {
                     location: Span::new((), 25..34),
                     bytes: vec![0, 170, 255],
+                    preferred_format: ast::ByteArrayFormatPreference::HexadecimalString,
                 }),
                 tipo: (),
             }),
@@ -1828,6 +1830,7 @@ fn base16_bytearray_literals() {
                     right: Box::new(expr::UntypedExpr::ByteArray {
                         location: Span::new((), 71..80),
                         bytes: vec![0, 170, 255],
+                        preferred_format: ast::ByteArrayFormatPreference::HexadecimalString,
                     }),
                 },
                 doc: None,