Merge bugfix into feature branch

.version

@@ -1 +1 @@
-0.11.2
+0.12.0

scons/versioning.py

@@ -5,7 +5,8 @@
 """
 import sys
 
-from typing import Optional, Tuple
+from dataclasses import dataclass
+from typing import Optional
 
 VERSION_FILE = '.version'
 
@@ -14,6 +15,31 @@
 VERSION_FILE_ENCODING = 'utf-8'
 
 
+@dataclass
+class Version:
+    """
+    Represents a semantic version.
+
+    Attributes:
+        major:  The major version number
+        minor:  The minor version number
+        patch:  The patch version number
+        dev:    The development version number
+    """
+    major: int
+    minor: int
+    patch: int
+    dev: Optional[int] = None
+
+    def __str__(self) -> str:
+        version = str(self.major) + '.' + str(self.minor) + '.' + str(self.patch)
+
+        if self.dev:
+            version += '.dev' + str(self.dev)
+
+        return version
+
+
 def __read_version_file(version_file) -> str:
     with open(version_file, mode='r', encoding=VERSION_FILE_ENCODING) as file:
         lines = file.readlines()
@@ -55,7 +81,7 @@ def __update_development_version(dev: int):
     __write_version_file(DEV_VERSION_FILE, updated_version)
 
 
-def __parse_version(version: str) -> Tuple[int, int, int]:
+def __parse_version(version: str) -> Version:
     parts = version.split('.')
 
     if len(parts) != 3:
@@ -65,26 +91,17 @@ def __parse_version(version: str) -> Tuple[int, int, int]:
     major = __parse_version_number(parts[0])
     minor = __parse_version_number(parts[1])
     patch = __parse_version_number(parts[2])
-    return major, minor, patch
-
-
-def __format_version(major: int, minor: int, patch: int, dev: Optional[int] = None) -> str:
-    version = str(major) + '.' + str(minor) + '.' + str(patch)
+    return Version(major=major, minor=minor, patch=patch)
 
-    if dev is not None:
-        version += '.dev' + str(dev)
 
-    return version
-
-
-def __get_current_version() -> Tuple[int, int, int]:
+def __get_current_version() -> Version:
     current_version = __read_version_file(VERSION_FILE)
     print('Current version is "' + current_version + '"')
     return __parse_version(current_version)
 
 
-def __update_version(major: int, minor: int, patch: int, dev: Optional[int] = None):
-    updated_version = __format_version(major, minor, patch, dev)
+def __update_version(version: Version):
+    updated_version = str(version)
     print('Updated version to "' + updated_version + '"')
     __write_version_file(VERSION_FILE, updated_version)
 
@@ -110,36 +127,36 @@ def apply_development_version(**_):
     """
     Appends the development version to the current semantic version.
     """
-    major, minor, patch = __get_current_version()
-    dev = __get_current_development_version()
-    __update_version(major, minor, patch, dev)
+    version = __get_current_version()
+    version.dev = __get_current_development_version()
+    __update_version(version)
 
 
 def increment_patch_version(**_):
     """
     Increments the patch version.
     """
-    major, minor, patch = __get_current_version()
-    patch += 1
-    __update_version(major, minor, patch)
+    version = __get_current_version()
+    version.patch += 1
+    __update_version(version)
 
 
 def increment_minor_version(**_):
     """
     Increments the minor version.
     """
-    major, minor, patch = __get_current_version()
-    minor += 1
-    patch = 0
-    __update_version(major, minor, patch)
+    version = __get_current_version()
+    version.minor += 1
+    version.patch = 0
+    __update_version(version)
 
 
 def increment_major_version(**_):
     """
     Increments the major version.
     """
-    major, minor, patch = __get_current_version()
-    major += 1
-    minor = 0
-    patch = 0
-    __update_version(major, minor, patch)
+    version = __get_current_version()
+    version.major += 1
+    version.minor = 0
+    version.patch = 0
+    __update_version(version)