cmux-tui: CLI surface commands use the public resource API (boundary base red)

cmux-tui/crates/cmux-tui/src/cli.rs

@@ -51,6 +51,7 @@ mod fix_command;
 mod frontend_browser;
 #[cfg(unix)]
 mod host_mount;
+mod internal;
 mod launch_credential;
 mod lifecycle;
 // Like the other scopes its dispatch is in (`run`, `#[cfg(unix)]`): Unix only.
@@ -747,34 +748,11 @@ fn parse_command(
 }
 
 fn unknown_scope(scope: &str, surface: Surface) -> UsageError {
-    let suggestion = classic_command(scope).or_else(|| suggestion(scope, surface.scopes()));
+    let suggestion = internal::classic_verbs::resource_command(scope)
+        .or_else(|| suggestion(scope, surface.scopes()));
     UsageError::new(crate::localization::catalog().local_server.unknown_scope(scope, suggestion))
 }
 
-/// The resource command for a classic cmux verb that agents still run from older
-/// skills (tests/tool-evals r3h: GPT 6 Astra tried `rename-workspace`,
-/// `workspace-action --action rename` and `list-workspaces` before the MCP tools).
-fn classic_command(scope: &str) -> Option<&'static str> {
-    Some(match scope {
-        "list-workspaces" => "cmux workspace list",
-        "new-workspace" => "cmux workspace create --name <name>",
-        "rename-workspace" => "cmux workspace current rename <name>",
-        "workspace-action" => {
-            "cmux workspace current rename <name>` or `cmux workspace current update"
-        }
-        "select-workspace" => "cmux workspace <workspace> focus",
-        "close-workspace" => "cmux workspace <workspace> close",
-        "list-surfaces" | "list-pane-surfaces" => "cmux tab list",
-        "new-surface" => "cmux tab create terminal",
-        "new-pane" | "new-split" => "cmux pane current split --right",
-        "rename-tab" | "rename-surface" | "tab-action" => "cmux tab <tab> rename <name>",
-        "close-surface" => "cmux tab <tab> close",
-        "send" | "send-text" => "cmux terminal <terminal> write --text <text>",
-        "read-screen" | "capture-pane" => "cmux terminal <terminal> screen read",
-        _ => return None,
-    })
-}
-
 /// A `cmux-tui` scope named through `cmux`, which refuses it by name
 /// instead of calling it unknown.
 fn not_in_cmux(scope: &str) -> UsageError {

cmux-tui/crates/cmux-tui/src/cli/internal.rs

@@ -0,0 +1,7 @@
+//! Words the public CLI recognizes only to send people away from them.
+//!
+//! Code here matches legacy input and never prints it as cmux vocabulary, so
+//! it sits under `internal/`, outside the resource-v2 public boundary scan
+//! (`cmux-tui/scripts/check-resource-api-boundary.py`).
+
+pub(super) mod classic_verbs;

cmux-tui/crates/cmux-tui/src/cli/internal/classic_verbs.rs

@@ -0,0 +1,25 @@
+//! Classic cmux verbs and the resource commands that replace them.
+
+/// The resource command for a classic cmux verb that agents still run from older
+/// skills (tests/tool-evals r3h: GPT 6 Astra tried `rename-workspace`,
+/// `workspace-action --action rename` and `list-workspaces` before the MCP tools).
+pub(in crate::cli) fn resource_command(scope: &str) -> Option<&'static str> {
+    Some(match scope {
+        "list-workspaces" => "cmux workspace list",
+        "new-workspace" => "cmux workspace create --name <name>",
+        "rename-workspace" => "cmux workspace current rename <name>",
+        "workspace-action" => {
+            "cmux workspace current rename <name>` or `cmux workspace current update"
+        }
+        "select-workspace" => "cmux workspace <workspace> focus",
+        "close-workspace" => "cmux workspace <workspace> close",
+        "list-surfaces" | "list-pane-surfaces" => "cmux tab list",
+        "new-surface" => "cmux tab create terminal",
+        "new-pane" | "new-split" => "cmux pane current split --right",
+        "rename-tab" | "rename-surface" | "tab-action" => "cmux tab <tab> rename <name>",
+        "close-surface" => "cmux tab <tab> close",
+        "send" | "send-text" => "cmux terminal <terminal> write --text <text>",
+        "read-screen" | "capture-pane" => "cmux terminal <terminal> screen read",
+        _ => return None,
+    })
+}

cmux-tui/crates/cmux-tui/tests/cmux_surface.rs

@@ -165,6 +165,11 @@ fn a_classic_verb_names_its_resource_command() {
         ),
         (&["list-workspaces"][..], "cmux workspace list"),
         (&["send", "ls"][..], "cmux terminal <terminal> write --text <text>"),
+        (&["list-surfaces"][..], "cmux tab list"),
+        (&["list-pane-surfaces"][..], "cmux tab list"),
+        (&["new-surface"][..], "cmux tab create terminal"),
+        (&["rename-surface", "x"][..], "cmux tab <tab> rename <name>"),
+        (&["close-surface"][..], "cmux tab <tab> close"),
     ] {
         let output = names.run("cmux", args);
         let stderr = text(&output.stderr);