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https://github.com/clap-rs/clap
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eec047a6f6
This prevents global args from showing in help completions, since help completions should only suggest subcommands. Adds tests to ensure the args still show in the generated help messages of subcommands.
54 lines
2.5 KiB
PowerShell
54 lines
2.5 KiB
PowerShell
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using namespace System.Management.Automation
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using namespace System.Management.Automation.Language
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Register-ArgumentCompleter -Native -CommandName 'my-app' -ScriptBlock {
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param($wordToComplete, $commandAst, $cursorPosition)
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$commandElements = $commandAst.CommandElements
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$command = @(
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'my-app'
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for ($i = 1; $i -lt $commandElements.Count; $i++) {
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$element = $commandElements[$i]
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if ($element -isnot [StringConstantExpressionAst] -or
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$element.StringConstantType -ne [StringConstantType]::BareWord -or
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$element.Value.StartsWith('-') -or
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$element.Value -eq $wordToComplete) {
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break
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}
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$element.Value
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}) -join ';'
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$completions = @(switch ($command) {
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'my-app' {
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[CompletionResult]::new('-c', 'c', [CompletionResultType]::ParameterName, 'c')
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[CompletionResult]::new('-v', 'v', [CompletionResultType]::ParameterName, 'v')
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[CompletionResult]::new('-h', 'h', [CompletionResultType]::ParameterName, 'Print help information')
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[CompletionResult]::new('--help', 'help', [CompletionResultType]::ParameterName, 'Print help information')
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[CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand')
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[CompletionResult]::new('help', 'help', [CompletionResultType]::ParameterValue, 'Print this message or the help of the given subcommand(s)')
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break
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}
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'my-app;test' {
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[CompletionResult]::new('-d', 'd', [CompletionResultType]::ParameterName, 'd')
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[CompletionResult]::new('-c', 'c', [CompletionResultType]::ParameterName, 'c')
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[CompletionResult]::new('-h', 'h', [CompletionResultType]::ParameterName, 'Print help information')
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[CompletionResult]::new('--help', 'help', [CompletionResultType]::ParameterName, 'Print help information')
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break
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}
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'my-app;help' {
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[CompletionResult]::new('test', 'test', [CompletionResultType]::ParameterValue, 'Subcommand')
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[CompletionResult]::new('help', 'help', [CompletionResultType]::ParameterValue, 'Print this message or the help of the given subcommand(s)')
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break
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}
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'my-app;help;test' {
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break
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}
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'my-app;help;help' {
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break
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}
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})
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$completions.Where{ $_.CompletionText -like "$wordToComplete*" } |
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Sort-Object -Property ListItemText
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}
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