cgen: fix []u8 string representation (#15432)

vlib/v/gen/c/auto_str_methods.v

@@ -541,10 +541,7 @@ fn (mut g Gen) gen_str_for_array(info ast.Array, styp string, str_fn_name string
 	field_styp := g.typ(typ)
 	is_elem_ptr := typ.is_ptr()
 	sym_has_str_method, str_method_expects_ptr, _ := sym.str_method_info()
-	mut elem_str_fn_name := g.get_str_fn(typ)
-	if sym.kind == .u8 {
-		elem_str_fn_name = elem_str_fn_name + '_escaped'
-	}
+	elem_str_fn_name := g.get_str_fn(typ)
 
 	g.definitions.writeln('static string ${str_fn_name}($styp a); // auto')
 	g.auto_str_funcs.writeln('static string ${str_fn_name}($styp a) { return indent_${str_fn_name}(a, 0);}')

vlib/v/tests/array_to_string_test.v

@@ -19,7 +19,7 @@ fn test_array_to_string_conversion() {
 	assert e.str() == '[1, 2, 3]'
 
 	f := [u8(66), 32, 126, 10, 13, 5, 18, 127, 255]
-	assert f.str() == '[B,  , ~, `\\n`, `\\r`, 0x05, 0x12, 0x7f, 0xff]'
+	assert f.str() == '[66, 32, 126, 10, 13, 5, 18, 127, 255]'
 
 	// https://github.com/vlang/v/issues/8036
 	g := array_array_array<int>(2, 2)

vlib/v/tests/fn_with_array_of_aliases_argument_test.v

@@ -15,10 +15,10 @@ fn test_fn_with_array_of_aliases_argument() {
 
 	s1 := show_array_of_u8(a)
 	println(s1)
-	assert s1 == '[0x01, 0x02, 0x03]'
+	assert s1 == '[1, 2, 3]'
 
 	foo := Foo{}
 	s2 := foo.show_array_of_u8(a)
 	println(s2)
-	assert s2 == '[0x01, 0x02, 0x03]'
+	assert s2 == '[1, 2, 3]'
 }

vlib/v/tests/multiple_matchs_in_one_expr_test.v

@@ -22,5 +22,5 @@ fn hex_to_bytes(s string) ?[]u8 {
 fn test_multiple_matchs_in_one_expr() {
 	ret := hex_to_bytes('FFFF') or { 'error'.bytes() }
 	println(ret)
-	assert '$ret' == '[U, U]'
+	assert '$ret' == '[85, 85]'
 }

vlib/v/tests/repl/import_alias.repl

@@ -1,4 +1,4 @@
 import compress.zlib as z
 z.compress('hello world'.bytes())?
 ===output===
-[x, 0x01, 0x01, `/v`, `/0`, 0xf4, 0xff, h, e, l, l, o,  , w, o, r, l, d, 0x1a, `/v`, 0x04, ]]
+[120, 1, 1, 11, 0, 244, 255, 104, 101, 108, 108, 111, 32, 119, 111, 114, 108, 100, 26, 11, 4, 93]