| Enumerator | 
|---|
| NULL_CONSTRAINT  |  | 
| CLEARANCE_CONSTRAINT  |  | 
| CREEPAGE_CONSTRAINT  |  | 
| HOLE_CLEARANCE_CONSTRAINT  |  | 
| HOLE_TO_HOLE_CONSTRAINT  |  | 
| EDGE_CLEARANCE_CONSTRAINT  |  | 
| HOLE_SIZE_CONSTRAINT  |  | 
| COURTYARD_CLEARANCE_CONSTRAINT  |  | 
| SILK_CLEARANCE_CONSTRAINT  |  | 
| TEXT_HEIGHT_CONSTRAINT  |  | 
| TEXT_THICKNESS_CONSTRAINT  |  | 
| TRACK_WIDTH_CONSTRAINT  |  | 
| TRACK_SEGMENT_LENGTH_CONSTRAINT  |  | 
| ANNULAR_WIDTH_CONSTRAINT  |  | 
| ZONE_CONNECTION_CONSTRAINT  |  | 
| THERMAL_RELIEF_GAP_CONSTRAINT  |  | 
| THERMAL_SPOKE_WIDTH_CONSTRAINT  |  | 
| MIN_RESOLVED_SPOKES_CONSTRAINT  |  | 
| SOLDER_MASK_EXPANSION_CONSTRAINT  |  | 
| SOLDER_PASTE_ABS_MARGIN_CONSTRAINT  |  | 
| SOLDER_PASTE_REL_MARGIN_CONSTRAINT  |  | 
| DISALLOW_CONSTRAINT  |  | 
| VIA_DIAMETER_CONSTRAINT  |  | 
| LENGTH_CONSTRAINT  |  | 
| SKEW_CONSTRAINT  |  | 
| DIFF_PAIR_GAP_CONSTRAINT  |  | 
| MAX_UNCOUPLED_CONSTRAINT  |  | 
| DIFF_PAIR_INTRA_SKEW_CONSTRAINT  |  | 
| VIA_COUNT_CONSTRAINT  |  | 
| PHYSICAL_CLEARANCE_CONSTRAINT  |  | 
| PHYSICAL_HOLE_CLEARANCE_CONSTRAINT  |  | 
| ASSERTION_CONSTRAINT  |  | 
| CONNECTION_WIDTH_CONSTRAINT  |  | 
| TRACK_ANGLE_CONSTRAINT  |  | 
| VIA_DANGLING_CONSTRAINT  |  | 
| BRIDGED_MASK_CONSTRAINT  |  |