From b1b36fead5b4d7b24dfaf2670279928e7764cfb1 Mon Sep 17 00:00:00 2001
From: Bruce Hill <bitbucket@bruce-hill.com>
Date: Tue, 19 Sep 2017 00:35:37 -0700
Subject: Added require instead of run file.

---
 nomsu.lua | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'nomsu.lua')

diff --git a/nomsu.lua b/nomsu.lua
index 3267fc9..7ddfd97 100644
--- a/nomsu.lua
+++ b/nomsu.lua
@@ -816,6 +816,13 @@ do
         })
         return self:tree_to_value(vars.lua_code, inner_vars)
       end)
+      self:def("require %filename", function(self, vars)
+        if not self.loaded_files[vars.filename] then
+          local file = io.open(vars.filename)
+          self.loaded_files[vars.filename] = self:run(file:read('*a'))
+        end
+        return self.loaded_files[vars.filename]
+      end)
       return self:def("run file %filename", function(self, vars)
         local file = io.open(vars.filename)
         return self:run(file:read('*a'))
@@ -835,6 +842,7 @@ do
         return io.write(...)
       end
       self.utils = utils
+      self.loaded_files = { }
     end,
     __base = _base_0,
     __name = "NomsuCompiler"
-- 
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