hasProperty

Tells you if a name is a member and property in a type

template hasProperty (

T

string name

) {

import std.meta : anySatisfy;;

import std.traits : hasMember, isFunction;;

import bolts.traits.symbols : isProperty;;

alias ResolvedType = ResolvePointer!T;

static if(hasMember!(ResolvedType, name) && isFunction!(__traits(getMember, ResolvedType, name)))

enum hasProperty;

static if(!(hasMember!(ResolvedType, name) && isFunction!(__traits(getMember, ResolvedType, name))))

enum hasProperty;

}

Members

Aliases

ResolvedType alias ResolvedType = ResolvePointer!T: Undocumented in source.

Manifest constants

hasProperty enum hasProperty;: Undocumented in source.
hasProperty enum hasProperty;: Undocumented in source.

Examples

struct S {
    int m;
    static int sm;
    void f() {}
    static void sf() {}
    @property int rp() { return m; }
    @property void wp(int) {}
}

static assert(!hasProperty!(S, "na"));
static assert(!hasProperty!(S, "m"));
static assert(!hasProperty!(S, "sm"));
static assert(!hasProperty!(S, "f"));
static assert(!hasProperty!(S, "sf"));
static assert( hasProperty!(S, "rp"));
static assert( hasProperty!(S, "wp"));

Meta

Source

See Implementation

bolts traits has templates