T05: shell integration for zsh, bash, fish, PowerShell; installed at start

assets/shell-integration/pwsh/elyterminal.ps1

@@ -0,0 +1,13 @@
+# ELYTerminal: wrap the prompt to report folder and title.
+$global:ElyPrompt = $function:prompt
+function global:prompt {
+    $folder = $executionContext.SessionState.Path.CurrentLocation
+    if ($folder.Provider.Name -eq 'FileSystem') {
+        $path = $folder.ProviderPath.Replace('\', '/').Replace('%', '%25')
+        if (-not $path.StartsWith('/')) { $path = "/$path" }
+        $leaf = Split-Path -Leaf $folder.ProviderPath
+        $esc, $bel = [char]27, [char]7
+        [Console]::Write("$esc]7;file://$path$bel$esc]2;$leaf$bel")
+    }
+    & $global:ElyPrompt
+}