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powershell/PSAvoidGlobalFunctions is a PSScriptAnalyzer diagnostic emitted by tally for PowerShell snippets embedded in Dockerfiles.
PropertyValue
SeverityWarning
CategoryPSScriptAnalyzer
Auto-fixNo

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Description

Globally scoped functions override existing functions within the sessions with matching names. This name collision can cause difficult-to-debug issues for consumers of modules. To understand more about scoping, see Get-Help about_Scopes.

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How

Use other scope modifiers for functions.

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Examples

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Problematic code

function global:functionName {}

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Correct code

function functionName {}

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Source

This rule documentation is adapted from Microsoft’s PSScriptAnalyzer documentation for AvoidGlobalFunctions, licensed under CC BY 4.0.