Fixing “Refactor this code to not nest more than 3 if/for/while/switch/try statements.”

Sonar: Control flow statements “if”, “for”, “while”, “switch” and “try” should not be nested too deeply
JAVA: NestedIfDepth
Nested if, for, while, switch and try statements is a key ingredient for making what’s known as “Spaghetti code”. Such code is hard to read, refactor, and therefore maintain.

Noncompliant Code Example

The following code snippet illustrates this rule with the default threshold of 3. bool conditionA = executeStepA(); if (conditionA){ // Compliant — depth = 1 bool conditionB = executeStepB(); if (conditionB){ // Compliant — depth = 2 bool…

Anil Thirunagari

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