Meh I'll figure out submodules later

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

@@ -0,0 +1,19 @@
+-- module will not return anything, only register assertions/modifiers with the main assert engine
+local assert = require('luassert.assert')
+
+local function is(state)
+  return state
+end
+
+local function is_not(state)
+  state.mod = not state.mod
+  return state
+end
+
+assert:register("modifier", "is", is)
+assert:register("modifier", "are", is)
+assert:register("modifier", "was", is)
+assert:register("modifier", "has", is)
+assert:register("modifier", "does", is)
+assert:register("modifier", "not", is_not)
+assert:register("modifier", "no", is_not)