From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- .../Cargo.lock | 4 +++ .../Cargo.toml | 6 ++++ .../output.txt | 34 ++++++++++++++++++++++ .../rustfmt-ignore | 1 + .../src/main.rs | 3 ++ 5 files changed, 48 insertions(+) create mode 100644 src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.lock create mode 100644 src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.toml create mode 100644 src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/output.txt create mode 100644 src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/rustfmt-ignore create mode 100644 src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/src/main.rs (limited to 'src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions') diff --git a/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.lock b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.lock new file mode 100644 index 000000000..89a654d69 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.lock @@ -0,0 +1,4 @@ +[[package]] +name = "functions" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.toml b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.toml new file mode 100644 index 000000000..478b346fd --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "functions" +version = "0.1.0" +edition = "2021" + +[dependencies] diff --git a/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/output.txt b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/output.txt new file mode 100644 index 000000000..a5a85f4f6 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/output.txt @@ -0,0 +1,34 @@ +$ cargo run + Compiling functions v0.1.0 (file:///projects/functions) +error: expected expression, found statement (`let`) + --> src/main.rs:2:14 + | +2 | let x = (let y = 6); + | ^^^^^^^^^ + | + = note: variable declaration using `let` is a statement + +error[E0658]: `let` expressions in this position are unstable + --> src/main.rs:2:14 + | +2 | let x = (let y = 6); + | ^^^^^^^^^ + | + = note: see issue #53667 for more information + +warning: unnecessary parentheses around assigned value + --> src/main.rs:2:13 + | +2 | let x = (let y = 6); + | ^ ^ + | + = note: `#[warn(unused_parens)]` on by default +help: remove these parentheses + | +2 - let x = (let y = 6); +2 + let x = let y = 6; + | + +For more information about this error, try `rustc --explain E0658`. +warning: `functions` (bin "functions") generated 1 warning +error: could not compile `functions` due to 2 previous errors; 1 warning emitted diff --git a/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/rustfmt-ignore b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/rustfmt-ignore new file mode 100644 index 000000000..06a976dd4 --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/rustfmt-ignore @@ -0,0 +1 @@ +This listing deliberately doesn't parse so rustfmt fails. diff --git a/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/src/main.rs b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/src/main.rs new file mode 100644 index 000000000..988f9653e --- /dev/null +++ b/src/doc/book/listings/ch03-common-programming-concepts/no-listing-19-statements-vs-expressions/src/main.rs @@ -0,0 +1,3 @@ +fn main() { + let x = (let y = 6); +} -- cgit v1.2.3