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Use tuples in multiTrait

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data-man 2020-05-25 07:44:24 +05:00 committed by Andrew Kelley
parent 0328537ca6
commit dc4fea983d
1 changed files with 2 additions and 6 deletions
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8
lib/std/meta/trait.zig
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@ -9,11 +9,7 @@ const meta = @import("../meta.zig");
pub const TraitFn = fn (type) bool;
//////Trait generators
// TODO convert to tuples when #4335 is done
pub const TraitList = []const TraitFn;
pub fn multiTrait(comptime traits: TraitList) TraitFn {
pub fn multiTrait(comptime traits: var) TraitFn {
const Closure = struct {
pub fn trait(comptime T: type) bool {
inline for (traits) |t|
@ -39,7 +35,7 @@ test "std.meta.trait.multiTrait" {
}
};
const isVector = multiTrait(&[_]TraitFn{
const isVector = multiTrait(.{
hasFn("add"),
hasField("x"),
hasField("y"),