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TabExpansion.ps1
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TabExpansion.ps1
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# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.
[Diagnostics.CodeAnalysis.SuppressMessageAttribute(
"PSAvoidGlobalVars", "",
Justification = "We need global PSToolsetAutoCompleteOptions here")]
param()
# Test if we did that override already, PSToolset can be
# loaded multiple times to one Powershell session
if( $GLOBAL:PSToolsetAutoCompleteOptions )
{
return
}
# Hook into the tab complete function
$function:TabExpansion2 = $Function:TabExpansion2 -replace 'End\r\n{', (@'
End
{
if ($options -ne $null)
{
$options += $GLOBAL:PSToolsetAutoCompleteOptions
}
else
{
$options = $GLOBAL:PSToolsetAutoCompleteOptions
}
'@)
# Overrides
$GLOBAL:PSToolsetAutoCompleteOptions = @{ CustomArgumentCompleters = @{}; NativeArgumentCompleters = @{} }
$GLOBAL:PSToolsetAutoCompleteOptions['NativeArgumentCompleters']['git'] =
{
param( $completed, $ast )
if( -not $completed )
{
$completed = "."
}
$gitCommand = $ast.CommandElements[1].Value
switch -regex ($gitCommand)
{
"^(co|checkout|br|branch|rebase|merge)$"
{
git branch | parse "^\*?\s+(.+)" | where{ $psitem -match $completed }
}
"^(fetch|pull)$"
{
git remote | where{ $psitem -match $completed }
}
}
}
<# Sample how to make similar tab expansion for Powershell commands
$GLOBAL:PSToolsetAutoCompleteOptions['CustomArgumentCompleters']['Remove-Outgoing:Branch'] =
{
param($commandName, $parameterName, $completed, $commandAst, $fakeBoundParameter)
if( -not $completed )
{
$completed = "."
}
git branch | parse "^\*?\s+(.+)" | where{ $psitem -match $completed }
}
#>