fixup! Update documentation

docs/rules/arrow-body-style.md

@@ -4,7 +4,7 @@ Arrow functions can omit braces when there is a single statement in the body. Th
 
 ## Rule Details
 
-Arrow functions have two syntactic forms for their function bodies.  They may be defined with a *block* body (`() => { ... }`) or with a single expression (`() => ...`), whose value is implicitly returned.
+Arrow functions have two syntactic forms for their function bodies.  They may be defined with a *block* body (denoted by curly braces) `() => { ... }` or with a single expression `() => ...`, whose value is implicitly returned.
 
 This rule may be used to standardize your usage and thus avoid syntactic ambiguity.