diff options
Diffstat (limited to 'src/content/chapter5_advance_features/lesson01_panic/text.html')
| -rw-r--r-- | src/content/chapter5_advance_features/lesson01_panic/text.html | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/content/chapter5_advance_features/lesson01_panic/text.html b/src/content/chapter5_advance_features/lesson01_panic/text.html new file mode 100644 index 0000000..843a65b --- /dev/null +++ b/src/content/chapter5_advance_features/lesson01_panic/text.html @@ -0,0 +1,11 @@ +<p> + The <code>panic</code> keyword is similar to <code>todo</code> keyword, but it + is used to crash the program when the program has reached a point that should + never be reached. +</p> +<p> + This keyword should almost never be used! It may be useful in initial + prototypes and scripts, but its use in a library or production application is + a sign that the design could be improved. With well designed types the type + system can typically be used to make these invalid states unrepresentable. +</p> |