Signature.lua

lua/Runtime/Signatures/Signature.lua

@@ -0,0 +1,34 @@
+function makeSignature ()
+    local Signature = {};
+    local mt = { __index = Signature };
+    function Signature.new(Parameters)
+        local this = {};
+        this.Parameters = Parameters;
+        this.NumRequiredPositionals = 0;
+        this.NumPositionals = 0;
+
+        for i = 1, Parameters.Count do
+            if (Parameters[i].Flags == Parameter.POS_FLAG) then
+                this.NumRequiredPositionals = this.NumRequiredPositionals + 1;
+                this.NumPositionals = this.NumPositionals + 1;
+            elseif (Parameters[i].Flags == Parameter.OPTIONAL_FLAG) then
+                this.NumPositionals = this.NumPositionals + 1;
+            else
+                i = Parameters.Count + 1; -- fake break
+            end
+        end
+        return setmetatable(this, mt);
+    end
+
+    function Signature:HasSlurpyPositional()
+        for i = 1, self.Parameters.Count do
+            if (self.Parameters[i].Flags == Parameter.POS_SLURPY_FLAG) then
+                return true;
+            end
+        end
+        return false;
+    end
+end
+Signature = makeSignature();
+
+