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| author | Dave Gauer <dave@ratfactor.com> | 2021-02-09 18:36:57 -0500 |
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| committer | Dave Gauer <dave@ratfactor.com> | 2021-02-09 18:36:57 -0500 |
| commit | 55ad7c32f2d534b1fbd438204d21738f958c51a5 (patch) | |
| tree | 16be4b53193105a759b3eec25be5e664d41c428d /22_errors2.zig | |
| parent | cf0920de31e9b5f3c5ba6de19a1b4c8d0c58b907 (diff) | |
| download | ziglings-55ad7c32f2d534b1fbd438204d21738f958c51a5.tar.gz ziglings-55ad7c32f2d534b1fbd438204d21738f958c51a5.tar.bz2 ziglings-55ad7c32f2d534b1fbd438204d21738f958c51a5.tar.xz ziglings-55ad7c32f2d534b1fbd438204d21738f958c51a5.zip | |
Moved exercises to exercises because exercises
Diffstat (limited to '22_errors2.zig')
| -rw-r--r-- | 22_errors2.zig | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/22_errors2.zig b/22_errors2.zig deleted file mode 100644 index fcfd391..0000000 --- a/22_errors2.zig +++ /dev/null @@ -1,30 +0,0 @@ -// -// A common case for errors is a situation where we're expecting to -// have a value OR something has gone wrong. Take this example: -// -// var text: Text = getText('foo.txt'); -// -// What happens if getText() can't find 'foo.txt'? How do we express -// this in Zig? -// -// Zig let's us make what's called an "error union" which is a value -// which could either be a regular value OR an error from a set: -// -// var text: MyErrorSet!Text = getText('foo.txt'); -// -// For now, let's just see if we can try making an error union! -// -const std = @import("std"); - -const MyNumberError = error{ TooSmall }; - -pub fn main() void { - var my_number: ??? = 5; - - // Looks like my_number will need to either store a number OR - // an error. Can you set the type correctly above? - my_number = MyNumberError.TooSmall; - - std.debug.print("I compiled!", .{}); -} - |