tiny.accy.kernel.program.guard

1const builder = @import("../../core/root.zig").builder;23pub fn Guard(comptime Owner: type) type {4    return struct {5        owner: *Owner,6        previous: builder.Block,7        else_block: builder.Block,8        active: bool = true,910        pub fn leave(self: *@This()) !void {11            if (!self.active) return;12            errdefer self.owner.setInsertionBlock(self.previous);13            try self.owner.yield_(&.{});14            self.owner.setInsertionBlock(self.else_block);15            try self.owner.yield_(&.{});16            self.owner.setInsertionBlock(self.previous);17            self.active = false;18        }1920        pub fn abort(self: *@This()) void {21            if (!self.active) return;22            self.owner.setInsertionBlock(self.previous);23            self.active = false;24        }25    };26}

1pub const guard = model.guard;