Update wrap_match_arms option tests and visual guide

Configurations.md

@@ -1986,7 +1986,7 @@ Break comments to fit on the line
 
 ## `wrap_match_arms`
 
-Wrap multiline match arms in blocks
+Wrap the body of arms in blocks when it does not fit on the same line with the pattern of arms
 
 - **Default value**: `true`
 - **Possible values**: `true`, `false`
@@ -1995,13 +1995,9 @@ Wrap multiline match arms in blocks
 
 ```rust
 match lorem {
- true => {
- let ipsum = dolor;
- println!("{}", ipsum);
- }
- false => {
- println!("{}", sit)
- }
+ true =>
+ foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo(x),
+ false => println!("{}", sit),
 }
 ```
 
@@ -2010,8 +2006,7 @@ match lorem {
 ```rust
 match lorem {
  true => {
- let ipsum = dolor;
- println!("{}", ipsum);
+ foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo(x)
  }
  false => println!("{}", sit),
 }

src/config.rs

@@ -570,7 +570,8 @@ create_config! {
  wrap_comments: bool, false, "Break comments to fit on the line";
  comment_width: usize, 80, "Maximum length of comments. No effect unless wrap_comments = true";
  normalize_comments: bool, false, "Convert /* */ comments to // comments where possible";
- wrap_match_arms: bool, true, "Wrap multiline match arms in blocks";
+ wrap_match_arms: bool, true, "Wrap the body of arms in blocks when it does not fit on \
+ the same line with the pattern of arms";
  match_block_trailing_comma: bool, false,
  "Put a trailing comma after a block based match arm (non-block arms are not affected)";
  indent_match_arms: bool, true, "Indent match arms instead of keeping them at the same \

tests/source/configs-wrap_match_arms-false.rs

@@ -3,10 +3,7 @@
 
 fn main() {
  match lorem {
- true => {
- let ipsum = dolor;
- println!("{:?}", ipsum);
- }
+ true => foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo(x),
  false => {
  println!("{}", sit)
  }

tests/source/configs-wrap_match_arms-true.rs

@@ -3,10 +3,7 @@
 
 fn main() {
  match lorem {
- true => {
- let ipsum = dolor;
- println!("{}", ipsum);
- }
+ true => foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo(x),
  false => {
  println!("{}", sit)
  }

tests/target/configs-wrap_match_arms-false.rs

@@ -3,12 +3,8 @@
 
 fn main() {
  match lorem {
- true => {
- let ipsum = dolor;
- println!("{:?}", ipsum);
- }
- false => {
- println!("{}", sit)
- }
+ true =>
+ foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo(x),
+ false => println!("{}", sit),
  }
 }

tests/target/configs-wrap_match_arms-true.rs

@@ -4,8 +4,7 @@
 fn main() {
  match lorem {
  true => {
- let ipsum = dolor;
- println!("{}", ipsum);
+ foooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo(x)
  }
  false => println!("{}", sit),
  }

tests/target/match-nowrap.rs

@@ -4,9 +4,7 @@
 
 fn foo() {
  match x {
- a => {
- foo()
- }
+ a => foo(),
  b => (
  aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
  bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb,