mirror of
https://github.com/rust-lang/rustlings
synced 2024-11-10 06:34:20 +00:00
Merge branch 'main' of https://github.com/frroossst/rustlings
This commit is contained in:
commit
1e7fc46406
1 changed files with 22 additions and 16 deletions
|
@ -1,6 +1,7 @@
|
|||
format_version = 1
|
||||
|
||||
welcome_message = """Is this your first time? Don't worry, Rustlings is made for beginners!
|
||||
welcome_message = """
|
||||
Is this your first time? Don't worry, Rustlings is made for beginners!
|
||||
We are going to teach you a lot of things about Rust, but before we can
|
||||
get started, here are some notes about how Rustlings operates:
|
||||
|
||||
|
@ -10,15 +11,16 @@ get started, here are some notes about how Rustlings operates:
|
|||
and fix them!
|
||||
2. Make sure to have your editor open in the `rustlings/` directory. Rustlings
|
||||
will show you the path of the current exercise under the progress bar. Open
|
||||
the exercise file in your editor, fix errors and save the file. Rustlings will
|
||||
automatically detect the file change and rerun the exercise. If all errors are
|
||||
fixed, Rustlings will ask you to move on to the next exercise.
|
||||
the exercise file in your editor, fix errors and save the file. Rustlings
|
||||
will automatically detect the file change and rerun the exercise. If all
|
||||
errors are fixed, Rustlings will ask you to move on to the next exercise.
|
||||
3. If you're stuck on an exercise, enter `h` to show a hint.
|
||||
4. If an exercise doesn't make sense to you, feel free to open an issue on GitHub!
|
||||
(https://github.com/rust-lang/rustlings). We look at every issue, and sometimes,
|
||||
other learners do too so you can help each other out!"""
|
||||
4. If an exercise doesn't make sense to you, feel free to open an issue on
|
||||
GitHub! (https://github.com/rust-lang/rustlings). We look at every issue, and
|
||||
sometimes, other learners do too so you can help each other out!"""
|
||||
|
||||
final_message = """We hope you enjoyed learning about the various aspects of Rust!
|
||||
final_message = """
|
||||
We hope you enjoyed learning about the various aspects of Rust!
|
||||
If you noticed any issues, don't hesitate to report them on Github.
|
||||
You can also contribute your own exercises to help the greater community!
|
||||
|
||||
|
@ -122,8 +124,8 @@ hint = """
|
|||
We know about variables and mutability, but there is another important type of
|
||||
variables available: constants.
|
||||
|
||||
Constants are always immutable. They are declared with the keyword `const` instead
|
||||
of `let`.
|
||||
Constants are always immutable. They are declared with the keyword `const`
|
||||
instead of `let`.
|
||||
|
||||
The type of Constants must always be annotated.
|
||||
|
||||
|
@ -319,7 +321,8 @@ hint = """
|
|||
In the first function, we create an empty vector and want to push new elements
|
||||
to it.
|
||||
|
||||
In the second function, we map the values of the input and collect them into a vector.
|
||||
In the second function, we map the values of the input and collect them into
|
||||
a vector.
|
||||
|
||||
After you've completed both functions, decide for yourself which approach you
|
||||
like better.
|
||||
|
@ -332,8 +335,8 @@ What do you think is the more commonly used pattern under Rust developers?"""
|
|||
name = "move_semantics1"
|
||||
dir = "06_move_semantics"
|
||||
hint = """
|
||||
So you've got the "cannot borrow `vec` as mutable, as it is not declared as mutable"
|
||||
error on the line where we push an element to the vector, right?
|
||||
So you've got the "cannot borrow `vec` as mutable, as it is not declared as
|
||||
mutable" error on the line where we push an element to the vector, right?
|
||||
|
||||
The fix for this is going to be adding one keyword, and the addition is NOT on
|
||||
the line where we push to the vector (where the error is).
|
||||
|
@ -369,7 +372,8 @@ hint = """
|
|||
Carefully reason about the range in which each mutable reference is in
|
||||
scope. Does it help to update the value of `x` immediately after
|
||||
the mutable reference is taken?
|
||||
Read more about 'Mutable References' in the book's section 'References and Borrowing':
|
||||
Read more about 'Mutable References' in the book's section 'References and
|
||||
Borrowing':
|
||||
https://doc.rust-lang.org/book/ch04-02-references-and-borrowing.html#mutable-references."""
|
||||
|
||||
[[exercises]]
|
||||
|
@ -508,7 +512,8 @@ name = "strings4"
|
|||
dir = "09_strings"
|
||||
test = false
|
||||
hint = """
|
||||
Replace `placeholder` with either `string` or `string_slice` in the `main` function.
|
||||
Replace `placeholder` with either `string` or `string_slice` in the `main`
|
||||
function.
|
||||
|
||||
Example:
|
||||
`placeholder("blue");`
|
||||
|
@ -1200,7 +1205,8 @@ hint = """
|
|||
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?
|
||||
|
||||
Challenge: Can you make the `TryFrom` implementations generic over many integer types?"""
|
||||
Challenge: Can you make the `TryFrom` implementations generic over many integer
|
||||
types?"""
|
||||
|
||||
[[exercises]]
|
||||
name = "as_ref_mut"
|
||||
|
|
Loading…
Reference in a new issue