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32 lines
2.4 KiB
Diff
32 lines
2.4 KiB
Diff
--- a/exercises/106_files.zig
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+++ b/exercises/106_files.zig
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@@ -35,8 +35,8 @@ pub fn main() !void {
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// by doing nothing
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//
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// we want to catch error.PathAlreadyExists and do nothing
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- ??? => {
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- ???;
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+ error.PathAlreadyExists => {
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+ return;
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},
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// if is any other unexpected error we just propagate it through
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else => return e,
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@@ -46,7 +46,7 @@ pub fn main() !void {
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// wait a minute
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// opening a directory might fail!
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// what should we do here?
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- const output_dir: std.fs.Dir = cwd.openDir("output", .{});
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+ const output_dir: std.fs.Dir = try cwd.openDir("output", .{});
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// we try to open the file `zigling.txt`,
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// and propagate the error up if there are any errors
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@@ -56,7 +56,7 @@ pub fn main() !void {
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// but here we are not yet done writing to the file
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// if only there are a keyword in zig that
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// allow you "defer" code execute to the end of scope...
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- file.close();
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+ defer file.close();
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// !you are not allow to switch this two lines to before file closing line!
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const byte_written = try file.write("It's zigling time!");
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