diff options
Diffstat (limited to 'exercises')
| -rw-r--r-- | exercises/026_hello2.zig | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/exercises/026_hello2.zig b/exercises/026_hello2.zig index 97ea918..081c2b3 100644 --- a/exercises/026_hello2.zig +++ b/exercises/026_hello2.zig @@ -5,6 +5,9 @@ // const std = @import("std"); +// Instance for input/output, we'll learn how to create them later. +const io = std.Options.debug_io; + // Take note that this main() definition now returns "!void" rather // than just "void". Since there's no specific error type, this means // that Zig will infer the error type. This is appropriate in the case @@ -15,17 +18,14 @@ const std = @import("std"); // https://ziglang.org/documentation/master/#Inferred-Error-Sets // pub fn main() !void { - // We need an io instance for I/O operations; - // we'll learn how to create them later. - const io = std.Options.debug_io; - - // We get a Writer for Standard Out so we can print() to it. - var stdout = std.Io.File.stdout().writer(io, &.{}); + // We get a Writer interface for Standard Out so we can print() to it. + var stdout_writer = std.Io.File.stdout().writer(io, &.{}); + const stdout = &stdout_writer.interface; // Unlike std.debug.print(), the Standard Out writer can fail // with an error. We don't care _what_ the error is, we want // to be able to pass it up as a return value of main(). // // We just learned of a single statement which can accomplish this. - stdout.interface.print("Hello world!\n", .{}); + stdout.print("Hello world!\n", .{}); } |