Meg's Code Collection

lib/zig/extras

1	const std = @import("std");
2	const string = []const u8;
3	const extras = @import("./lib.zig");
4
5	pub fn stringToEnum(comptime E: type, str: ?string) ?E {
6	return std.meta.stringToEnum(E, str orelse return null);
7	}
8
9	test {
10	try std.testing.expect(stringToEnum(enum { A, B }, "A") == .A);
11	}
12	test {
13	try std.testing.expect(stringToEnum(enum { A, B }, "B") == .B);
14	}
15	test {
16	try std.testing.expect(stringToEnum(enum { A, B }, "C") == null);
17	}
18	test {
19	try std.testing.expect(stringToEnum(enum { A, B }, null) == null);
20	}