Functions/ConvertTo-GitFullPath.ps1

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# 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.

function ConvertTo-GitFullPath
{
    [CmdletBinding()]
    param(
        [Parameter(Mandatory=$true,ParameterSetName='Path')]
        [string]
        # A path to convert to a full path.
        $Path,

        [Parameter(Mandatory=$true,ParameterSetName='Uri')]
        [uri]
        # A URI to convert to a full path. It can be a local path.
        $Uri
    )

    Set-StrictMode -Version 'Latest'
    Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState

    if( $PSCmdlet.ParameterSetName -eq 'Uri' )
    {
        if( $Uri.Scheme )
        {
            return $Uri.ToString()
        }

        $Path = $Uri.ToString()
    }

    if( [IO.Path]::IsPathRooted($Path) )
    {
        return $Path
    }

    $Path = Join-Path -Path (Get-Location) -ChildPath $Path
    [IO.Path]::GetFullPath($Path)
}