add preload-module argument to setup config before running the command

Author: leafo

Makefile

@@ -7,7 +7,7 @@ lint: build
 	moonc -l lapis
 
 local: build
-	luarocks make --local lapis-annotate-dev-1.rockspec
+	luarocks make --local --lua-version=5.1 lapis-annotate-dev-1.rockspec
 
 build:
 	moonc lapis

lapis/cmd/actions/annotate.lua

@@ -147,6 +147,13 @@ return {
   usage = "annotate models/model1.moon models/model2.moon ...",
   help = "annotate a model with schema",
   function(self, flags, ...)
+    do
+      local mod_name = flags["preload-module"]
+      if mod_name then
+        assert(type(mod_name) == "string", "preload-module must be a astring")
+        require(mod_name)
+      end
+    end
     local args = {
       ...
     }

lapis/cmd/actions/annotate.moon

@@ -101,6 +101,11 @@ annotate_model = (config, fname) ->
   help: "annotate a model with schema"
 
   (flags, ...) =>
+
+    if mod_name = flags["preload-module"]
+      assert type(mod_name) == "string", "preload-module must be a astring"
+      require(mod_name)
+
     args = { ... }
     config = require("lapis.config").get!