zig

commit b13dd3cf61fc01b189b5b585651f46de9319953e (tree)
parent dd05f2be80464deb8c98adb9b621364838c17f2b
Author: data-man <datamanrb@gmail.com>
Date:   Mon, 25 May 2020 01:50:22 +0500

Treat vectors as indexable

Diffstat:
M
lib/std/meta/trait.zig
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/std/meta/trait.zig b/lib/std/meta/trait.zig
@@ -273,17 +273,19 @@ pub fn isIndexable(comptime T: type) bool {
         }
         return true;
     }
-    return comptime is(.Array)(T);
+    return comptime is(.Array)(T) or is(.Vector)(T);
 }
 
 test "std.meta.trait.isIndexable" {
     const array = [_]u8{0} ** 10;
     const slice = @as([]const u8, &array);
+    const vector: meta.Vector(2, u32) = [_]u32{0} ** 2;
 
     testing.expect(isIndexable(@TypeOf(array)));
     testing.expect(isIndexable(@TypeOf(&array)));
     testing.expect(isIndexable(@TypeOf(slice)));
     testing.expect(!isIndexable(meta.Child(@TypeOf(slice))));
+    testing.expect(isIndexable(@TypeOf(vector)));
 }
 
 pub fn isNumber(comptime T: type) bool {