Add BooleanUtils

docs/package/.pages

@@ -1,5 +1,6 @@
 nav:
     - ...
     - stringutils: stringutils.md
+    - booleanutils: booleanutils.md
 
 title: Package Documentation

docs/package/booleanutils.md

@@ -0,0 +1 @@
+::: pycommons.lang.booleanutils

pycommons/lang/__init__.py

@@ -4,6 +4,7 @@
 from importlib_metadata import PackageNotFoundError, version
 
 from .arrayutils import ArrayUtils
+from .booleanutils import BooleanUtils
 from .charutils import CharUtils
 from .stringutils import StringUtils
 
@@ -13,7 +14,7 @@
     "__version__",
     "ArrayUtils",
     "CharUtils",
-    "StringUtils",
+    "BooleanUtils",
 ]
 
 __author__ = "Shashank Sharma"

pycommons/lang/arrayutils.py

@@ -1,4 +1,10 @@
-from typing import Sized, Optional
+from typing import Sized, Optional, TypeVar
+
+from pycommons.base.utils import ObjectUtils
+
+from pycommons.lang.exception.exceptionutils import ExceptionUtils
+
+_E = TypeVar("_E", Exception, RuntimeError)
 
 
 class ArrayUtils:
@@ -13,3 +19,10 @@ def is_empty(cls, arr: Optional[Sized]) -> bool:
     @classmethod
     def is_not_empty(cls, arr: Optional[Sized]) -> bool:
         return not cls.is_empty(arr)
+
+    @classmethod
+    def require_not_empty(cls, arr: Optional[Sized], e: Optional[_E] = None) -> None:
+        if cls.is_empty(arr):
+            ExceptionUtils.raise_error(
+                ObjectUtils.default_if_none(e, ValueError("Sized object cannot be empty"))
+            )