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author | Louis Pilfold <louis@lpil.uk> | 2024-03-26 13:57:31 +0000 |
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committer | Louis Pilfold <louis@lpil.uk> | 2024-03-26 13:57:31 +0000 |
commit | c2dcbe0f25a3e8bd60a4ccf377bbdd47f4794871 (patch) | |
tree | 18862644ee2dada0a926392b11e606bb0d2262f7 /src/content/chapter5_advanced_features/lesson03_panic | |
parent | ccf75d2c362ac8e4dcd12c781f6e1eafd0064813 (diff) | |
download | tour-c2dcbe0f25a3e8bd60a4ccf377bbdd47f4794871.tar.gz tour-c2dcbe0f25a3e8bd60a4ccf377bbdd47f4794871.zip |
Document opaque types
Closes https://github.com/gleam-lang/language-tour/issues/63
Diffstat (limited to 'src/content/chapter5_advanced_features/lesson03_panic')
-rw-r--r-- | src/content/chapter5_advanced_features/lesson03_panic/code.gleam | 15 | ||||
-rw-r--r-- | src/content/chapter5_advanced_features/lesson03_panic/en.html | 11 |
2 files changed, 0 insertions, 26 deletions
diff --git a/src/content/chapter5_advanced_features/lesson03_panic/code.gleam b/src/content/chapter5_advanced_features/lesson03_panic/code.gleam deleted file mode 100644 index fce9d66..0000000 --- a/src/content/chapter5_advanced_features/lesson03_panic/code.gleam +++ /dev/null @@ -1,15 +0,0 @@ -import gleam/io - -pub fn main() { - print_score(10) - print_score(100_000) - print_score(-1) -} - -pub fn print_score(score: Int) { - case score { - score if score > 1000 -> io.println("High score!") - score if score > 0 -> io.println("Still working on it") - _ -> panic as "Scores should never be negative!" - } -} diff --git a/src/content/chapter5_advanced_features/lesson03_panic/en.html b/src/content/chapter5_advanced_features/lesson03_panic/en.html deleted file mode 100644 index c54c217..0000000 --- a/src/content/chapter5_advanced_features/lesson03_panic/en.html +++ /dev/null @@ -1,11 +0,0 @@ -<p> - The <code>panic</code> keyword is similar to the <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> |