updated list of used edge characters in documentation

added reserved chars for generator use
changed generator template to reserved char

boxes/generators/_template.py

@@ -51,7 +51,7 @@ class BOX(Boxes): # Change class name!
                                       space = 10, finger=10,
                                       width=self.thickness)
         p = edges.FingerJointEdge(self, s)
-        p.char = "p"
+        p.char = "a" # 'a', 'A', 'b' and 'B' is reserved for beeing used within generators
         self.addPart(p)
 
         # render your parts here

documentation/src/api_edges.rst

@@ -28,6 +28,9 @@ classes have a number of methods to deal with these kind of offsets.
 A set of instances are kept the ``.edges`` attribute of the
 ``Boxes`` class. It is a dict with strings of length one as keys:
 
+* aAbB : reserved to be used in generators
+* c : ClickConnector
+* C : ClickEdge
 * d : DoveTailJoint
 * D : DoveTailJointCounterPart
 * e : Edge
@@ -38,8 +41,26 @@ A set of instances are kept the ``.edges`` attribute of the
 * h : FingerHoleEdge
 * ijk : Hinge (start, end, both sides)
 * IJK : HingePin (start, end, both sides)
+* L : LidHoleEdge
+* l : LidEdge
+* M : LidSideLeft
+* m : LidLeft
+* N : LidSideRight
+* n : LidRight
+* Oo : ChestHinge 
+* Pp : ChestHingeTop
+* Q : ChestHingeFront
+* q : ChestHingePin
+* R : RackEdge
 * s : StackableEdge
 * S : StackableEdgeTop
+* š : StackableFeet
+* T : RoundedTriangleFingerHolesEdge
+* t : RoundedTriangleEdge
+* uUvV : CabinetHingeEdge
+* X : FlexEdge
+* Z : GroovedEdgeCounterPart
+* z : GroovedEdge
 
 Edge base class
 ---------------