Improve doc on map_flatten

giraffate · giraffate · commit e0f982bb3e97 · 2021-03-10T00:02:24.000+09:00
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(_)`