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--- exercises/106_files.zig 2024-03-27 16:52:05.660910200 +0800
+++ answers/106_files.zig 2024-03-27 16:52:09.649422200 +0800
@@ -35,7 +35,7 @@
// by doing nothing
//
// we want to catch error.PathAlreadyExists and do nothing
- ??? => {},
+ error.PathAlreadyExists => {},
// if is any other unexpected error we just propagate it through
else => return e,
};
@@ -44,7 +44,7 @@
// wait a minute
// opening a directory might fail!
// what should we do here?
- var output_dir: std.fs.Dir = cwd.openDir("output", .{});
+ var output_dir: std.fs.Dir = try cwd.openDir("output", .{});
defer output_dir.close();
// we try to open the file `zigling.txt`,
@@ -55,7 +55,7 @@
// 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...
- file.close();
+ defer 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!");
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