functions/internal/Get-CacheKey.ps1
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function Get-CacheKey { <# .Synopsis Get cache key. .Description Get a key for caching e.g. web request responses. #> [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSAvoidUsingBrokenHashAlgorithms', '')] param ( # Specifies the data to base the key on. [Parameter(ValueFromPipelineByPropertyName)] [Alias('Input', 'Data')] [string] $InputData ) process { # Calculate hash of input data $stream = [IO.MemoryStream]::New([byte[]][char[]] $InputData) $hash = Get-FileHash -InputStream $stream -Algorithm SHA1 # Output cache key $hash.Hash.ToLower() } } |