Auto merge of #6876 - giraffate:improve_doc_on_map_flatten, r=flip1995

bors · bors · commit 2b781c97b23f · 2021-03-09T15:18:16.000Z
Improve doc on `map_flatten` Fix rust-lang/rust-clippy#6870. It's because this doc lacks the description that this lint is also used for `Option`. changelog: none
diff --git a/clippy_lints/src/methods/mod.rs b/clippy_lints/src/methods/mod.rs
@@ -403,7 +403,7 @@ declare_clippy_lint! {
 }
 
 declare_clippy_lint! {
-    /// **What it does:** Checks for usage of `_.map(_).flatten(_)`,
+    /// **What it does:** Checks for usage of `_.map(_).flatten(_)` on `Iterator` and `Option`
     ///
     /// **Why is this bad?** Readability, this can be written more concisely as
     /// `_.flat_map(_)`

Original file line number	Diff line number	Diff line change
`@@ -403,7 +403,7 @@ declare_clippy_lint! {`
`403`	`403`	`}`
`404`	`404`
`405`	`405`	`declare_clippy_lint! {`
`406`		- /// What it does: Checks for usage of `_.map(_).flatten(_)`,
	`406`	+ /// What it does: Checks for usage of `_.map(_).flatten(_)` on `Iterator` and `Option`
`407`	`407`	`///`
`408`	`408`	`/// Why is this bad? Readability, this can be written more concisely as`
`409`	`409`	/// `_.flat_map(_)`