attempted to use Graphoon, but it just crashes

src/main.lua

@@ -0,0 +1,24 @@
+local Graphoon = require "lib.Graphoon"
+
+local graph = Graphoon.Graph.new()
+
+-- it just crashes :D
+graph:addNode("Name", 100, 100, true) -- magic numbers are a position and anchor to that position
+graph:addNode("Another")
+graph:connectIDs("Name", "Another")
+
+function love.draw()
+  graph:draw(function(node)
+    local x, y = node:getPosition()
+    love.graphics.circle("fill", x, y, 5)
+  end,
+  function(edge)
+    local origin_x, origin_y = edge.origin:getPosition()
+    local target_x, target_y = edge.target:getPosition()
+    love.graphics.line(origin_x, origin_y, target_x, target_y)
+  end)
+end
+
+function love.update(dt)
+  graph:update(dt)
+end