Zig 0.17.0-dev (Split by item)

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copySpecialStr

float.copySpecialStr

fn copySpecialStr(buf: []u8, f: anytype) []const u8

File

lib/std/fmt/float.zig:91

Code

fn copySpecialStr(buf: []u8, f: anytype) []const u8 {
    if (f.sign) {
        buf[0] = '-';
    }
    const offset: usize = @intFromBool(f.sign);
    if (f.mantissa != 0) {
        @memcpy(buf[offset..][0..3], "nan");
        return buf[0 .. 3 + offset];
    }
    @memcpy(buf[offset..][0..3], "inf");
    return buf[0 .. 3 + offset];
}