src/REST/HttpUtilities.ps1
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# Copyright 2020, Adam Edwards # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. ScriptClass HttpUtilities { static { function NormalizeHeaders($headers) { # See if this is a HashTable-like object by looking for a 'keys' member if ( $headers ) { if ( $headers | gm keys -erroraction ignore ) { # It looks like a HashTable, so just return it as-is since HashTable # is the desired output format $headers } else { # For PowerShell 7, instead of representing headers using an object with # an interface similar to HashTable, sometimes a different type may be emitted, # Particularly for error responses. Convert this to an actual [HashTable] # to ensure a consistent interace in all cases. $headerTable = @{} $headers | foreach { if ( $headers -is [System.Net.WebHeaderCollection] ) { $headerTable.Add($_, $headers[$_]) } else { $headerTable.Add($_.key, $_.value) } } $headerTable } } } } } |