Add Note About Cargo Expand Pager

sharkdp · Aug 13, 2020 · 968fdbb · 968fdbb
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commit 968fdbb
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diff --git a/docs/debugging.md b/docs/debugging.md
@@ -4,4 +4,5 @@
 
 - Print the final output of a macro using `cargo rustc --profile=check -- -Zunstable-options --pretty=expanded`
   - Alternatively you could install and use [cargo expand](https://github.com/dtolnay/cargo-expand) which adds syntax highlighting to the terminal output.
+    - Additionally get pager by piping to `less` ( on Unix systems ): `cargo expand --color always | less -R`
 - Print output during macro compilation using `eprintln!("hi");`