struct Utf8View [src]

Utf8View iterates the code points of a utf-8 encoded string. var utf8 = (try std.unicode.Utf8View.init("hi there")).iterator(); while (utf8.nextCodepointSlice()) |codepoint| { std.debug.print("got codepoint {s}\n", .{codepoint}); }

Fields

bytes: []const u8

Members

init (Function)
initComptime (Function)
initUnchecked (Function)
iterator (Function)

Source

  pub const Utf8View = struct {
    bytes: []const u8,

    pub fn init(s: []const u8) !Utf8View {
        if (!utf8ValidateSlice(s)) {
            return error.InvalidUtf8;
        }

        return initUnchecked(s);
    }

    pub fn initUnchecked(s: []const u8) Utf8View {
        return Utf8View{ .bytes = s };
    }

    pub inline fn initComptime(comptime s: []const u8) Utf8View {
        return comptime if (init(s)) |r| r else |err| switch (err) {
            error.InvalidUtf8 => {
                @compileError("invalid utf8");
            },
        };
    }

    pub fn iterator(s: Utf8View) Utf8Iterator {
        return Utf8Iterator{
            .bytes = s.bytes,
            .i = 0,
        };
    }
}  