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Enhance check for assignment by rather checking if assigned variable is used in assignment block #1

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merged 10 commits into from
Feb 17, 2018
Merged

Enhance check for assignment by rather checking if assigned variable is used in assignment block #1

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a6285b4
prototype of detecting variable usage on LHS to avoid false positives
bergmeister Feb 13, 2018
2ea4546
simplify and reduce nesting
bergmeister Feb 13, 2018
3d33169
fix regression by continue statements
bergmeister Feb 13, 2018
f9fd379
fix last regression
bergmeister Feb 13, 2018
4f7dbe6
add simple test case for new improvemeent
bergmeister Feb 13, 2018
135be11
finish it off and adapt tests
bergmeister Feb 17, 2018
d8666b0
update docs
bergmeister Feb 17, 2018
bd72cc3
minor style update
bergmeister Feb 17, 2018
0269ac0
fix typo
bergmeister Feb 17, 2018
edd37c0
fix test due to warning level change
bergmeister Feb 17, 2018
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add simple test case for new improvemeent
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@bergmeister
bergmeister committed Feb 13, 2018
commit 4f7dbe685d3262c325e45a8e9cdd57d33b781b76
5 changes: 5 additions & 0 deletions Tests/Rules/PossibleIncorrectUsageOfComparisonOperator.tests.ps1
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Expand Up @@ -65,6 +65,11 @@ Describe "PossibleIncorrectUsageOfComparisonOperator" {
$warnings.Count | Should Be 0
}

It "returns no violations when the variable assigned on the LHS is used" {
$warnings = Invoke-ScriptAnalyzer -ScriptDefinition 'if ($a = $b){ $a.DoSomething() }' | Where-Object {$_.RuleName -eq $ruleName}
$warnings.Count | Should Be 0
}

It "returns no violations when there is an evaluation on the RHS" {
$warnings = Invoke-ScriptAnalyzer -ScriptDefinition 'if ($a = Get-ChildItem){}' | Where-Object {$_.RuleName -eq $ruleName}
$warnings.Count | Should Be 0
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