diff options
Diffstat (limited to 'src/doc/book/listings/ch15-smart-pointers/listing-15-05')
3 files changed, 22 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch15-smart-pointers/listing-15-05/Cargo.lock b/src/doc/book/listings/ch15-smart-pointers/listing-15-05/Cargo.lock new file mode 100644 index 000000000..a792c49aa --- /dev/null +++ b/src/doc/book/listings/ch15-smart-pointers/listing-15-05/Cargo.lock @@ -0,0 +1,6 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "cons-list" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch15-smart-pointers/listing-15-05/Cargo.toml b/src/doc/book/listings/ch15-smart-pointers/listing-15-05/Cargo.toml new file mode 100644 index 000000000..dce1515c3 --- /dev/null +++ b/src/doc/book/listings/ch15-smart-pointers/listing-15-05/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "cons-list" +version = "0.1.0" +edition = "2021" + +[dependencies] diff --git a/src/doc/book/listings/ch15-smart-pointers/listing-15-05/src/main.rs b/src/doc/book/listings/ch15-smart-pointers/listing-15-05/src/main.rs new file mode 100644 index 000000000..22f7d8338 --- /dev/null +++ b/src/doc/book/listings/ch15-smart-pointers/listing-15-05/src/main.rs @@ -0,0 +1,10 @@ +enum List { + Cons(i32, Box<List>), + Nil, +} + +use crate::List::{Cons, Nil}; + +fn main() { + let list = Cons(1, Box::new(Cons(2, Box::new(Cons(3, Box::new(Nil)))))); +} |