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Sourcery Sourcery

While-Guard-To-Condition

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Sourcery rule id: while-guard-to-condition

Section titled “Sourcery rule id: while-guard-to-condition”

Description

Section titled “Description”

Move a guard clause in a while statement’s body into its test

Before

Section titled “Before”
while (true) {
    if (condition) {
        break;
    }
    do_some_stuff();
}

After

Section titled “After”
while (true && !condition) {
    do_some_stuff();
}

Explanation

Section titled “Explanation”

A guard clause with a break that is the first thing in a while body is equivalent to having the condition contained in the while itself.