feat: add funcs part_has_slices and part_has_chisel_as_build_snap

craft_parts/__init__.py

@@ -26,7 +26,13 @@
 from .features import Features
 from .infos import PartInfo, ProjectInfo, StepInfo
 from .lifecycle_manager import LifecycleManager
-from .parts import Part, part_has_overlay, validate_part
+from .parts import (
+    Part,
+    part_has_chisel_as_build_snap,
+    part_has_slices,
+    part_has_overlay,
+    validate_part,
+)
 from .steps import Step
 
 __all__ = [
@@ -46,4 +52,6 @@
     "expand_environment",
     "validate_part",
     "part_has_overlay",
+    "part_has_slices",
+    "part_has_chisel_as_build_snap",
 ]

craft_parts/parts.py

@@ -684,6 +684,26 @@ def part_has_overlay(data: dict[str, Any]) -> bool:
     return spec.has_overlay
 
 
+def part_has_slices(data: dict[str, Any]) -> bool:
+    """Whether the part described by ``data`` contains slices.
+
+    :param data: The part data to query.
+    """
+    spec = _get_part_spec(data)
+
+    return spec.has_slices
+
+
+def part_has_chisel_as_build_snap(data: dict[str, Any]) -> bool:
+    """Whether the part described by ``data`` has chisel in build-snaps.
+
+    :param data: The part data to query.
+    """
+    spec = _get_part_spec(data)
+
+    return spec.has_chisel_as_build_snap
+
+
 def _get_part_spec(data: dict[str, Any]) -> PartSpec:
     if not isinstance(data, dict):
         raise TypeError("value must be a dictionary")