53 lines
1.0 KiB
Plaintext
53 lines
1.0 KiB
Plaintext
Nested ``++when++`` structures are difficult to understand because you can easily confuse the cases of an inner ``++when++`` as belonging to an outer statement. Therefore nested ``++when++`` statements should be avoided.
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Specifically, you should structure your code to avoid the need for nested ``++when++`` statements, but if you cannot, then consider moving the inner ``++when++`` to another function.
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== Noncompliant Code Example
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----
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fun foo(n: Int, m: Int) {
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when (n) {
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0 ->
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when (m) { // Noncompliant; nested when
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// ...
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}
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1 -> print("1")
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else -> print("2")
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}
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}
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----
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== Compliant Solution
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----
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fun foo(n: Int, m: Int) {
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when (n) {
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0 -> bar(m)
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1 -> print("1")
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else -> print("2")
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}
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}
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fun bar(m: Int){
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when(m) {
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// ...
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}
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}
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----
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ifdef::env-github,rspecator-view[]
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'''
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== Implementation Specification
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(visible only on this page)
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include::message.adoc[]
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'''
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== Comments And Links
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(visible only on this page)
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include::../comments-and-links.adoc[]
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endif::env-github,rspecator-view[]
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