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Diffstat (limited to 'src/doc/book/listings/ch19-advanced-features/listing-19-13')
3 files changed, 15 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch19-advanced-features/listing-19-13/Cargo.lock b/src/doc/book/listings/ch19-advanced-features/listing-19-13/Cargo.lock new file mode 100644 index 000000000..b1977d01e --- /dev/null +++ b/src/doc/book/listings/ch19-advanced-features/listing-19-13/Cargo.lock @@ -0,0 +1,6 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "traits-example" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch19-advanced-features/listing-19-13/Cargo.toml b/src/doc/book/listings/ch19-advanced-features/listing-19-13/Cargo.toml new file mode 100644 index 000000000..52395a587 --- /dev/null +++ b/src/doc/book/listings/ch19-advanced-features/listing-19-13/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "traits-example" +version = "0.1.0" +edition = "2021" + +[dependencies] diff --git a/src/doc/book/listings/ch19-advanced-features/listing-19-13/src/lib.rs b/src/doc/book/listings/ch19-advanced-features/listing-19-13/src/lib.rs new file mode 100644 index 000000000..7c9479c5b --- /dev/null +++ b/src/doc/book/listings/ch19-advanced-features/listing-19-13/src/lib.rs @@ -0,0 +1,3 @@ +pub trait Iterator<T> { + fn next(&mut self) -> Option<T>; +} |