diff options
| -rw-r--r-- | info.toml | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -21,7 +21,7 @@ name = "variables1" path = "exercises/variables/variables1.rs" mode = "compile" hint = """ -Hint: The declaration on line 8 is missing a keyword that is needed in Rust +The declaration on line 8 is missing a keyword that is needed in Rust to create a new variable binding.""" [[exercises]] @@ -360,14 +360,14 @@ name = "enums1" path = "exercises/enums/enums1.rs" mode = "compile" hint = """ -Hint: The declaration of the enumeration type has not been defined yet.""" +The declaration of the enumeration type has not been defined yet.""" [[exercises]] name = "enums2" path = "exercises/enums/enums2.rs" mode = "compile" hint = """ -Hint: you can create enumerations that have different variants with different types +You can create enumerations that have different variants with different types such as no data, anonymous structs, a single string, tuples, ...etc""" [[exercises]] @@ -536,7 +536,7 @@ name = "errors5" path = "exercises/error_handling/errors5.rs" mode = "compile" hint = """ -Hint: There are two different possible `Result` types produced within +There are two different possible `Result` types produced within `main()`, which are propagated using `?` operators. How do we declare a return type from `main()` that allows both? @@ -980,7 +980,7 @@ or an Err with an error if the string is not valid. This is almost like the `from_into` exercise, but returning errors instead of falling back to a default value. -Hint: Look at the test cases to see which error variants to return. +Look at the test cases to see which error variants to return. Another hint: You can use the `map_err` method of `Result` with a function or a closure to wrap the error from `parse::<usize>`. @@ -998,7 +998,7 @@ hint = """ Follow the steps provided right before the `TryFrom` implementation. You can also use the example at https://doc.rust-lang.org/std/convert/trait.TryFrom.html -Hint: Is there an implementation of `TryFrom` in the standard library that +Is there an implementation of `TryFrom` in the standard library that can both do the required integer conversion and check the range of the input? Another hint: Look at the test cases to see which error variants to return. |