From e6131ff222b146dfe5174278e99b1ed4bdb74d77 Mon Sep 17 00:00:00 2001
From: ziad hany <ziadhany2016@gmail.com>
Date: Wed, 11 Feb 2026 16:30:23 +0200
Subject: [PATCH 1/2] Add support for Gentoo bump function

Signed-off-by: ziad hany <ziadhany2016@gmail.com>
---
 src/univers/gentoo.py   | 24 ++++++++++++++++++++++++
 src/univers/versions.py |  3 +++
 tests/test_gentoo.py    |  7 +++++++
 3 files changed, 34 insertions(+)

diff --git a/src/univers/gentoo.py b/src/univers/gentoo.py
index 543f8548..2b3fe661 100644
--- a/src/univers/gentoo.py
+++ b/src/univers/gentoo.py
@@ -181,3 +181,27 @@ def vercmp(ver1, ver2):
     # Our versions had different strings but ended up being equal.
     # The revision holds the final difference.
     return cmp(rev1, rev2)
+
+
+def bump(ver):
+    """
+    Return a new version object where the next to the last revision number
+    is one greater (e.g., 5.3.1 => 5.4) i.e., incrementing this GentooVersion
+    last numeric segment.
+    """
+
+    if not ver:
+        return None
+
+    ver = remove_spaces(ver)
+    version, _ = parse_version_and_revision(ver)
+
+    segments = version.split(".")
+    segments = [int(re.sub(r"\D", "", seg)) for seg in segments if seg]
+
+    if len(segments) > 1:
+        segments.pop()
+
+    segments[-1] += 1
+    segments = [str(r) for r in segments]
+    return ".".join(segments)
diff --git a/src/univers/versions.py b/src/univers/versions.py
index 5d6101ac..52e9325e 100644
--- a/src/univers/versions.py
+++ b/src/univers/versions.py
@@ -429,6 +429,9 @@ def __gt__(self, other):
             return NotImplemented
         return gentoo.vercmp(self.value, other.value) == 1
 
+    def bump(self):
+        return gentoo.bump(self.value)
+
 
 class AlpineLinuxVersion(GentooVersion):
     @classmethod
diff --git a/tests/test_gentoo.py b/tests/test_gentoo.py
index d2eddd5e..308135bb 100644
--- a/tests/test_gentoo.py
+++ b/tests/test_gentoo.py
@@ -31,3 +31,10 @@ def comparison(self):
 def test_gentoo_vers_cmp(test_case):
     avc = GentooVersionComp.from_data(data=test_case)
     avc.assert_result()
+
+
+def test_gentoo_bump():
+    assert GentooVersion("2.23.3").bump() == "2.24"
+    assert GentooVersion("2.24.3").bump() == "2.25"
+    assert GentooVersion("2.25.4").bump() == "2.26"
+    assert GentooVersion("2.26.2").bump() == "2.27"

From 4b30fabe2e9f33adf0bce6e31f23d064bbd094c0 Mon Sep 17 00:00:00 2001
From: ziad hany <ziadhany2016@gmail.com>
Date: Fri, 13 Feb 2026 01:59:06 +0200
Subject: [PATCH 2/2] Add more test and fix a typo in function docs

Signed-off-by: ziad hany <ziadhany2016@gmail.com>
---
 src/univers/gentoo.py | 2 +-
 tests/test_gentoo.py  | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/univers/gentoo.py b/src/univers/gentoo.py
index 2b3fe661..43a3eb17 100644
--- a/src/univers/gentoo.py
+++ b/src/univers/gentoo.py
@@ -185,7 +185,7 @@ def vercmp(ver1, ver2):
 
 def bump(ver):
     """
-    Return a new version object where the next to the last revision number
+    Return a new version where the next to the last revision number
     is one greater (e.g., 5.3.1 => 5.4) i.e., incrementing this GentooVersion
     last numeric segment.
     """
diff --git a/tests/test_gentoo.py b/tests/test_gentoo.py
index 308135bb..554ab0ba 100644
--- a/tests/test_gentoo.py
+++ b/tests/test_gentoo.py
@@ -37,4 +37,6 @@ def test_gentoo_bump():
     assert GentooVersion("2.23.3").bump() == "2.24"
     assert GentooVersion("2.24.3").bump() == "2.25"
     assert GentooVersion("2.25.4").bump() == "2.26"
-    assert GentooVersion("2.26.2").bump() == "2.27"
+    assert GentooVersion("1.3.8b").bump() == "1.4"
+    assert GentooVersion("9.9_p2").bump() == "10"
+    assert GentooVersion("0.13.4-r2").bump() == "0.14"