Use Panto terminal width helpers for progress rendering

1 files changed, 22 insertions, 0 deletions

diff --git a/spec/fake_ext.lua b/spec/fake_ext.lua
index 88c4b56..fce012b 100644
--- a/spec/fake_ext.lua
+++ b/spec/fake_ext.lua
@@ -50,6 +50,27 @@
 
 local M = {}
 
+-- Enough of panto.text for progress-renderer specs; dedicated host tests cover
+-- the real terminal-width implementation.
+M.text = {
+    truncate = function(value, width)
+        return tostring(value or ""):sub(1, math.max(0, width))
+    end,
+    wrap = function(value, width)
+        width = math.max(1, width)
+        value = tostring(value or "")
+        if value == "" then return { "" } end
+        local rows = {}
+        for line in (value .. "\n"):gmatch("(.-)\n") do
+            repeat
+                rows[#rows + 1] = line:sub(1, width)
+                line = line:sub(width + 1)
+            until line == ""
+        end
+        return rows
+    end,
+}
+
 -- ---------------------------------------------------------------------------
 -- luv stand-in, installed once when this module loads
 -- ---------------------------------------------------------------------------
@@ -806,6 +827,7 @@ function M.install(opts)
     handle.ext = ext
     package.loaded.panto = {
         ext = ext,
+        text = M.text,
         agent = new_agent,
         file_system_jsonl_store = function(arg)
             return new_store("fs", arg)