Generation

generator/engraving/audit.py

@@ -33,6 +33,13 @@ def audit_layout(document: dict, layout: generator.engraving.types.LayoutDocumen
       for source in item.sources:
         primitives.setdefault(source, []).append(item)
     for system in page.systems:
+      for role in ('staff', 'tab-staff'):
+        lines = [p for p in system.primitives if p.role == role]
+        if lines:
+          left = min(x for p in lines for x, _ in p.points)
+          right = max(x for p in lines for x, _ in p.points)
+          if abs(left - layout.style.margin_x - 1) > 0.01 or abs(right - (page.width - layout.style.margin_x - 1)) > 0.01:
+            raise generator.engraving.types.EngravingError('music systems must have consistent rendered staff widths')
       if system.start != previous_end or system.end <= system.start:
         raise generator.engraving.types.EngravingError('layout systems do not partition the score timeline')
       previous_end = system.end