diff --git a/packages/core/src/part.js b/packages/core/src/part.js
index 730c73763b3..abb68590e4f 100644
--- a/packages/core/src/part.js
+++ b/packages/core/src/part.js
@@ -199,20 +199,20 @@ Part.prototype.shorthand = function () {
     // Wrap the Point constructor so objects can raise events
     shorthand.Point = function (x, y) {
       Point.apply(this, [x, y, true])
-      this.raise = self.context.raise
+      Object.defineProperty(this, 'raise', { value: self.context.raise })
     }
     shorthand.Point.prototype = Object.create(Point.prototype)
     // Wrap the Path constructor so objects can raise events
     shorthand.Path = function () {
       Path.apply(this, [true])
-      this.raise = self.context.raise
+      Object.defineProperty(this, 'raise', { value: self.context.raise })
     }
     shorthand.Path.prototype = Object.create(Path.prototype)
     // Wrap the Snippet constructor so objects can raise events
     shorthand.Snippet = function (def, anchor) {
       Snippet.apply(this, [def, anchor, true])
       Snippet.apply(this, arguments)
-      shorthand.raise = self.context.raise
+      Object.defineProperty(this, 'raise', { value: self.context.raise })
     }
     shorthand.Snippet.prototype = Object.create(Snippet.prototype)
 
diff --git a/packages/core/src/path.js b/packages/core/src/path.js
index b9f351df7cc..3cf59ef0a70 100644
--- a/packages/core/src/path.js
+++ b/packages/core/src/path.js
@@ -12,18 +12,17 @@ import {
 } from './utils'
 
 function Path(debug = false) {
-  this.debug = debug
   this.render = true
   this.topLeft = false
   this.bottomRight = false
   this.attributes = new Attributes()
   this.ops = []
+  Object.defineProperty(this, 'debug', { value: debug })
 }
 
 /** Adds the raise method for a path not created through the proxy **/
 Path.prototype.withRaise = function (raise = false) {
-  if (raise) this.raise = raise
-  else this.raise = () => null
+  if (raise) Object.defineProperty(this, 'raise', { value: raise })
 
   return this
 }
diff --git a/packages/core/src/point.js b/packages/core/src/point.js
index 566848b5eea..bbcbeccc196 100644
--- a/packages/core/src/point.js
+++ b/packages/core/src/point.js
@@ -2,20 +2,15 @@ import Attributes from './attributes'
 import { round } from './utils'
 
 function Point(x, y, debug = false) {
-  this.debug = debug
-  if (this.debug) {
-    if (typeof x !== 'number') raise.warning('Called `new Point(x,y)` but `x` is not a number')
-    if (typeof y !== 'number') raise.warning('Called `new Point(x,y)` but `y` is not a number')
-  }
   this.x = round(x)
   this.y = round(y)
   this.attributes = new Attributes()
+  Object.defineProperty(this, 'debug', { value: debug })
 }
 
 /** Adds the raise method for a path not created through the proxy **/
 Point.prototype.withRaise = function (raise = false) {
-  if (raise) this.raise = raise
-  else this.raise = () => null
+  if (raise) Object.defineProperty(this, 'raise', { value: raise })
 
   return this
 }
diff --git a/packages/core/src/snippet.js b/packages/core/src/snippet.js
index c61f9e3b8bb..8e04e764c0d 100644
--- a/packages/core/src/snippet.js
+++ b/packages/core/src/snippet.js
@@ -2,20 +2,20 @@ import Attributes from './attributes'
 import Point from './point'
 
 function Snippet(def, anchor, debug = false) {
-  this.debug = debug
-  if (this.debug) {
-    if (typeof def !== 'string')
-      raise.warning('Called `new Snippet(def, anchor)` but `def` is not a string')
-    if (anchor instanceof Point !== true)
-      raise.warning('Called `new Snippet(dev, anchor)` but `anchor` is not a `Point` object')
-  }
   this.def = def
   this.anchor = anchor
   this.attributes = new Attributes()
+  Object.defineProperty(this, 'debug', { value: debug })
 
   return this
 }
 
+/** Adds the raise method for a snippet not created through the proxy **/
+Snippet.prototype.withRaise = function (raise = false) {
+  if (raise) Object.defineProperty(this, 'raise', { value: raise })
+
+  return this
+}
 /** Adds an attribute. This is here to make this call chainable in assignment */
 Snippet.prototype.attr = function (name, value, overwrite = false) {
   if (overwrite) this.attributes.set(name, value)
@@ -26,7 +26,7 @@ Snippet.prototype.attr = function (name, value, overwrite = false) {
 
 /** Returns a deep copy of this */
 Snippet.prototype.clone = function () {
-  let clone = new Snippet(this.def, this.anchor.clone())
+  let clone = new Snippet(this.def, this.anchor.clone()).withRaise(this.raise)
   clone.attributes = this.attributes.clone()
   clone.raise = this.raise