npm-tab-completion.psm1
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<#
# @Author : abgox # @Github : https://github.com/abgox/PS-completions #> using namespace System.Globalization using namespace System.Management.Automation using namespace System.Management.Automation.Language Register-ArgumentCompleter -CommandName 'npm' -ScriptBlock { param($wordToComplete, $commandAst) $completions = [System.Collections.Specialized.OrderedDictionary]::new() # language $language_list = Get-ChildItem -Path "$PSScriptRoot\json" | ForEach-Object { $_.BaseName } # If $tab_completion_language is set, use it. if ($tab_completion_language -in $language_list) { $language = $tab_completion_language } else { $system_language = (Get-WinSystemLocale).name if ($system_language -in $language_list) { $language = $system_language } else { $language = 'en-US' } } #region : Parse json data $json_file_name = $PSScriptRoot + '\json\' + $language + '.json' $jsonContent = (Get-Content -Raw -Path $json_file_name -Encoding UTF8 | ConvertFrom-Json).PSObject.Properties #endregion #region : Store all tab-completion foreach ($_ in $jsonContent) { if($_.Name -ne 'npm_info'){ $subCmd = $_.Name.substring($_.Name.lastIndexOf(' ') + 1) $completions['npm ' + $_.Name] = [CompletionResult]::new($subcmd, $subcmd, 'ParameterValue', $_.Value) } } #endregion #region : Carry out $commandElements = $commandAst.CommandElements function completion($num) { # Space($num=0)/input($num=-1) and then tab $completions.Keys | Where-Object { $_ -like "$commandElements*" } | ForEach-Object { $input_space_count = ($commandElements -split ' ').Count - 1 $cmd_space_count = ($_ -split ' ').Count - 1 if ($input_space_count -eq $cmd_space_count + $num) { $completions[$_] } } } completion $(if ($wordToComplete.length) { 0 }else { -1 }) #endregion } |