zig/test/incremental/hello

#exe {
-Mroot=main.zig
#}

#write main.zig {
const std = @import("std");
const io = std.Io.Threaded.global_single_threaded.io();
pub fn main() !void {
    try std.Io.File.stdout().writeStreamingAll(io, "good morning\n");
}
#}
#update
#check stdout {
good morning
#}

#write main.zig {
const std = @import("std");
const io = std.Io.Threaded.global_single_threaded.io();
pub fn main() !void {
    try std.Io.File.stdout().writeStreamingAll(io, "おはようございます\n");
}
#}
#update {
change the string#}
#check stdout {
おはようございます
#}