diff options
Diffstat (limited to 'src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations')
4 files changed, 27 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/Cargo.lock b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/Cargo.lock new file mode 100644 index 000000000..b5664bc33 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/Cargo.lock @@ -0,0 +1,6 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "no_type_annotations" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/Cargo.toml b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/Cargo.toml new file mode 100644 index 000000000..8ad4d5aa6 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/Cargo.toml @@ -0,0 +1,8 @@ +[package] +name = "no_type_annotations" +version = "0.1.0" +edition = "2021" + +# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html + +[dependencies] diff --git a/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/output.txt b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/output.txt new file mode 100644 index 000000000..d9807cee0 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/output.txt @@ -0,0 +1,10 @@ +$ cargo build + Compiling no_type_annotations v0.1.0 (file:///projects/no_type_annotations) +error[E0282]: type annotations needed + --> src/main.rs:2:9 + | +2 | let guess = "42".parse().expect("Not a number!"); + | ^^^^^ consider giving `guess` a type + +For more information about this error, try `rustc --explain E0282`. +error: could not compile `no_type_annotations` due to previous error diff --git a/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/src/main.rs b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/src/main.rs new file mode 100644 index 000000000..f41c55805 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/output-only-01-no-type-annotations/src/main.rs @@ -0,0 +1,3 @@ +fn main() { + let guess = "42".parse().expect("Not a number!"); +} |