diff options
Diffstat (limited to 'info.toml')
| -rw-r--r-- | info.toml | 54 |
1 files changed, 27 insertions, 27 deletions
@@ -748,6 +748,33 @@ hint = """ To find the best solution to this challenge you're going to need to think back to your knowledge of traits, specifically Trait Bound Syntax - you may also need this: `use std::fmt::Display;`.""" +# LIFETIMES + +[[exercises]] +name = "lifetimes1" +path = "exercises/lifetimes/lifetimes1.rs" +mode = "compile" +hint = """ +Let the compiler guide you. Also take a look at the book if you need help: +https://doc.rust-lang.org/book/ch10-03-lifetime-syntax.html""" + +[[exercises]] +name = "lifetimes2" +path = "exercises/lifetimes/lifetimes2.rs" +mode = "compile" +hint = """ +Remember that the generic lifetime 'a will get the concrete lifetime that is equal to the smaller of the lifetimes of x and y. +You can take at least two paths to achieve the desired result while keeping the inner block: +1. Move the string2 declaration to make it live as long as string1 (how is result declared?) +2. Move println! into the inner block""" + +[[exercises]] +name = "lifetimes3" +path = "exercises/lifetimes/lifetimes3.rs" +mode = "compile" +hint = """ +If you use a lifetime annotation in a struct's fields, where else does it need to be added?""" + # TESTS [[exercises]] @@ -780,33 +807,6 @@ You can call a function right where you're passing arguments to `assert!` -- so something like `assert!(having_fun())`. If you want to check that you indeed get false, you can negate the result of what you're doing using `!`, like `assert!(!having_fun())`.""" -# LIFETIMES - -[[exercises]] -name = "lifetimes1" -path = "exercises/lifetimes/lifetimes1.rs" -mode = "compile" -hint = """ -Let the compiler guide you. Also take a look at the book if you need help: -https://doc.rust-lang.org/book/ch10-03-lifetime-syntax.html""" - -[[exercises]] -name = "lifetimes2" -path = "exercises/lifetimes/lifetimes2.rs" -mode = "compile" -hint = """ -Remember that the generic lifetime 'a will get the concrete lifetime that is equal to the smaller of the lifetimes of x and y. -You can take at least two paths to achieve the desired result while keeping the inner block: -1. Move the string2 declaration to make it live as long as string1 (how is result declared?) -2. Move println! into the inner block""" - -[[exercises]] -name = "lifetimes3" -path = "exercises/lifetimes/lifetimes3.rs" -mode = "compile" -hint = """ -If you use a lifetime annotation in a struct's fields, where else does it need to be added?""" - # STANDARD LIBRARY TYPES [[exercises]] |