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Treat vectors as indexable

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data-man 2020-05-25 01:50:22 +05:00 committed by Andrew Kelley
parent dd05f2be80
commit b13dd3cf61
1 changed files with 3 additions and 1 deletions
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4
lib/std/meta/trait.zig
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@ -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 {