Update rule.adoc

rules/S7457/rust/rule.adoc

@@ -1,44 +1,28 @@
-FIXME: add a description
-
-// If you want to factorize the description uncomment the following line and create the file.
-//include::../description.adoc[]
 
 == Why is this an issue?
+Calling `.step_by(0)` on an iterator will cause the program to panic. This is likely an oversight and should be corrected to ensure program stability. If the intent is to cause a panic, it is clearer to use `panic!()` directly.
 
-FIXME: remove the unused optional headers (that are commented out)
-
-//=== What is the potential impact?
-
-== How to fix it
-//== How to fix it in FRAMEWORK NAME
 
 === Code examples
 
 ==== Noncompliant code example
-
 [source,rust,diff-id=1,diff-type=noncompliant]
 ----
-FIXME
+for x in (0..100).step_by(0) { // Noncompliant: This will cause a panic.
+// ...
+}
 ----
 
 ==== Compliant solution
 
 [source,rust,diff-id=1,diff-type=compliant]
 ----
-FIXME
+for x in (0..100).step_by(1) { // Compliant: Step by a valid positive integer.
+// ...
+}
 ----
 
-//=== How does this work?
+== Resources
+=== Documentation
 
-//=== Pitfalls
+* Clippy Lints - https://rust-lang.github.io/rust-clippy/master/index.html#iterator_step_by_zero
-
-//=== Going the extra mile
-
-
-//== Resources
-//=== Documentation
-//=== Articles & blog posts
-//=== Conference presentations
-//=== Standards
-//=== External coding guidelines
-//=== Benchmarks