✨ Add global sub-command support

Author: gluons

src/completion.ps1

@@ -2,7 +2,22 @@
 	Register-ArgumentCompleter -Native -CommandName $_ -ScriptBlock {
 		param($wordToComplete, $commandAst, $cursorPosition)
 
-		. $PSScriptRoot\commands.ps1
+		$subCommand = $commandAst.CommandElements[1].Value
+
+		switch ($subCommand) {
+			'global' {
+				. $PSScriptRoot\sub-commands\global.ps1
+			}
+			Default {
+				. $PSScriptRoot\commands.ps1
+
+				# Don't complete any word after sub-command when it isn't one of above commands.
+				if ($subCommand -in $cmds) {
+					$cmds = @()
+				}
+			}
+		}
+
 		$cmds |
 			Where-Object { $_ -like "$wordToComplete*" } |
 			Sort-Object |

src/sub-commands/global.ps1

@@ -0,0 +1,8 @@
+$cmds = @(
+	'add',
+	'bin',
+	'list',
+	'remove',
+	'upgrade',
+	'upgrade-interactive'
+)