alguidelines/content/docs/NAVPatterns/3-cal-coding-guidelines/design/cyclomatic-complexity/index.md
2022-02-24 14:45:35 +01:00

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title = "Cyclomatic Complexity"
weight = 460
tags = ["C/AL"]
categories = ["Best Practice"]
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Do not write functions that have high cyclomatic complexity. This makes the code hard to maintain.
Bad code
Any procedure / trigger that has a cyclomatic complexity > 25, using the CC3 version mentioned in [this article][anchor0].
Good code
Any procedure / trigger that has a cyclomatic complexity <= 25, using the CC3 version.
The CC3 version is computed by summing the following in a code block:
- each IF statement as 1\.
- each entire CASE as 1\.
[anchor0]: http://www.aivosto.com/project/help/pm-complexity.html