Meh I'll figure out submodules later

.config/nvim/pack/tree/start/plenary.nvim/lua/luassert/mock.lua

@@ -0,0 +1,61 @@
+-- module will return a mock module table, and will not register any assertions
+local spy = require 'luassert.spy'
+local stub = require 'luassert.stub'
+
+local function mock_apply(object, action)
+  if type(object) ~= "table" then return end
+  if spy.is_spy(object) then
+    return object[action](object)
+  end
+  for k,v in pairs(object) do
+    mock_apply(v, action)
+  end
+  return object
+end
+
+local mock
+mock = {
+  new = function(object, dostub, func, self, key)
+    local visited = {}
+    local function do_mock(object, self, key)
+      local mock_handlers = {
+        ["table"] = function()
+          if spy.is_spy(object) or visited[object] then return end
+          visited[object] = true
+          for k,v in pairs(object) do
+            object[k] = do_mock(v, object, k)
+          end
+          return object
+        end,
+        ["function"] = function()
+          if dostub then
+            return stub(self, key, func)
+          elseif self==nil then
+            return spy.new(object)
+          else
+            return spy.on(self, key)
+          end
+        end
+      }
+      local handler = mock_handlers[type(object)]
+      return handler and handler() or object
+    end
+    return do_mock(object, self, key)
+  end,
+
+  clear = function(object)
+    return mock_apply(object, "clear")
+  end,
+
+  revert = function(object)
+    return mock_apply(object, "revert")
+  end
+}
+
+return setmetatable(mock, {
+  __call = function(self, ...)
+    -- mock originally was a function only. Now that it is a module table
+    -- the __call method is required for backward compatibility
+    return mock.new(...)
+  end
+})