106_files.zig actual test

This commit is contained in:
Alan CHUNG 2024-03-26 13:51:59 +08:00
parent 74a6e60e17
commit 9ce889b438
2 changed files with 6 additions and 6 deletions

View file

@ -1123,7 +1123,7 @@ const exercises = [_]Exercise{
},
.{
.main_file = "106_files.zig",
.output = "succefully wrote 18 bytes.",
.output = "Succefully wrote 18 bytes.",
},
.{
.main_file = "999_the_end.zig",

View file

@ -35,8 +35,8 @@ pub fn main() !void {
// by doing nothing
//
// we want to catch error.PathAlreadyExists and do nothing
error.PathAlreadyExists => {
return;
??? => {
???;
},
// if is any other unexpected error we just propagate it through
else => return e,
@ -46,7 +46,7 @@ pub fn main() !void {
// wait a minute
// opening a directory might fail!
// what should we do here?
const output_dir: std.fs.Dir = try cwd.openDir("output", .{});
const output_dir: std.fs.Dir = cwd.openDir("output", .{});
// we try to open the file `zigling.txt`,
// and propagate the error up if there are any errors
@ -56,11 +56,11 @@ pub fn main() !void {
// but here we are not yet done writing to the file
// if only there are a keyword in zig that
// allow you "defer" code execute to the end of scope...
defer file.close();
file.close();
// !you are not allow to switch this two lines to before file closing line!
const byte_written = try file.write("It's zigling time!");
std.debug.print("succefully wrote {} bytes.\n", .{byte_written});
std.debug.print("Succefully wrote {} bytes.\n", .{byte_written});
}
// to check if you actually write to the file, you can either,
// 1. open the file on your text editor, or