test-input.zig

const std = @import("std");

const print = std.debug.print;
const stdout = std.io.getStdOut().writer();
const stdin = std.io.getStdIn().reader();

pub fn input() ![]u8 {
    var buf = std.ArrayList(u8).init(std.testing.allocator);
    defer buf.deinit();
    while (true) {
        const byte = stdin.readByte() catch |err| switch (err) {
            error.EndOfStream => {
                break;
            },
            else =>  {
                return undefined;
                // return buf;
            },
        };
        if(byte=='\n'){
            break;
        }
        try buf.append(byte);
    }
    return buf.toOwnedSlice();

}

pub fn main() !void {
   var buf =input();
   try print(":{}\n",.{@typeName(@TypeOf(buf))});
    
}