1 files changed, 64 insertions, 0 deletions
diff --git a/script/src/emmy/funcType.lua b/script/src/emmy/funcType.lua
new file mode 100644
index 00000000..2c073fe2
--- /dev/null
+++ b/script/src/emmy/funcType.lua
@@ -0,0 +1,64 @@
+local listMgr = require 'vm.list'
+
+---@class EmmyFunctionType
+local mt = {}
+mt.__index = mt
+mt.type = 'emmy.functionType'
+
+function mt:getType()
+    return 'function'
+end
+
+function mt:getName()
+    return 'function'
+end
+
+function mt:getSource()
+    return listMgr.get(self.source)
+end
+
+function mt:setValue(value)
+    self.value = value
+end
+
+function mt:getValue()
+    return self.value
+end
+
+function mt:addParam(name, type)
+    self._params[#self._params+1] = { name, type }
+end
+
+function mt:addReturn(type)
+    self._returns[#self._returns+1] = type
+end
+
+function mt:eachParam(callback)
+    for _, data in ipairs(self._params) do
+        callback(data[1], data[2])
+    end
+end
+
+function mt:eachReturn(callback)
+    for _, rtn in ipairs(self._returns) do
+        callback(rtn)
+    end
+end
+
+function mt:bindFunction(func)
+    if func then
+        self._bindFunction = func
+    else
+        return self._bindFunction
+    end
+end
+
+return function (manager, source)
+    local self = setmetatable({
+        source = source.id,
+        _params = {},
+        _returns = {},
+        _manager = manager,
+    }, mt)
+    return self
+end