feat: Put refactor commits into separate section (#58)

Previously all `refactor` commits was a part of _Other_ section, which
suppress the fact that most of refactor commits should be highlighted in
ChangeLog as they at most times contain important updates.

Fixes: #34

src/badabump/changelog.py

@@ -14,6 +14,7 @@
 
 COMMIT_TYPE_FEATURE = "feat"
 COMMIT_TYPE_FIX = "fix"
+COMMIT_TYPE_REFACTOR = "refactor"
 
 COMMIT_TYPE_SUBJECT_RE = re.compile(
     r"^(?P<commit_type>[^\:]+)\: (?P<description>.+)$"
@@ -109,23 +110,28 @@ class ChangeLog:
 
     feature_commits: Tuple[ConventionalCommit, ...] = attr.ib(init=False)
     fix_commits: Tuple[ConventionalCommit, ...] = attr.ib(init=False)
+    refactor_commits: Tuple[ConventionalCommit, ...] = attr.ib(init=False)
     other_commits: Tuple[ConventionalCommit, ...] = attr.ib(init=False)
 
     def __attrs_post_init__(self) -> None:
         feature_commits: List[ConventionalCommit] = []
         fix_commits: List[ConventionalCommit] = []
+        refactor_commits: List[ConventionalCommit] = []
         other_commits: List[ConventionalCommit] = []
 
         for commit in self.commits:
             if commit.commit_type == COMMIT_TYPE_FEATURE:
                 feature_commits.append(commit)
             elif commit.commit_type == COMMIT_TYPE_FIX:
                 fix_commits.append(commit)
+            elif commit.commit_type == COMMIT_TYPE_REFACTOR:
+                refactor_commits.append(commit)
             else:
                 other_commits.append(commit)
 
         object.__setattr__(self, "feature_commits", tuple(feature_commits))
         object.__setattr__(self, "fix_commits", tuple(fix_commits))
+        object.__setattr__(self, "refactor_commits", tuple(refactor_commits))
         object.__setattr__(self, "other_commits", tuple(other_commits))
 
     def format(  # noqa: A003
@@ -176,9 +182,12 @@ def format_commits(commits: Iterator[ConventionalCommit]) -> str:
 
         features = format_block("Features:", self.feature_commits)
         fixes = format_block("Fixes:", self.fix_commits)
+        refactor = format_block("Refactoring:", self.refactor_commits)
         others = format_block("Other:", self.other_commits)
 
-        return "\n\n".join(item for item in (features, fixes, others) if item)
+        return "\n\n".join(
+            item for item in (features, fixes, refactor, others) if item
+        )
 
     @classmethod
     def from_git_commits(cls, git_commits: Tuple[str, ...]) -> "ChangeLog":

tests/test_changelog.py

@@ -45,6 +45,10 @@
 
 - Update logic behind math operations
 
+## Refactoring:
+
+- [DEV-1010] Change algorigthm to use
+
 ## Other:
 
 - **BREAKING CHANGE:** Use badabump release bot for pushing tags
@@ -58,6 +62,10 @@
 
 - Update logic behind math operations
 
+### Refactoring:
+
+- [DEV-1010] Change algorigthm to use
+
 ### Other:
 
 - **BREAKING CHANGE:** Use badabump release bot for pushing tags
@@ -71,6 +79,10 @@
 
 - Update logic behind math operations
 
+**Refactoring:**
+
+- [DEV-1010] Change algorigthm to use
+
 **Other:**
 
 - **BREAKING CHANGE:** Use badabump release bot for pushing tags
@@ -86,6 +98,11 @@
 
 - Update logic behind math operations
 
+Refactoring:
+------------
+
+- [DEV-1010] Change algorigthm to use
+
 Other:
 ------
 
@@ -133,7 +150,13 @@ def test_changelog_empty(changelog_type, format_type, expected):
 )
 def test_changelog_format_file(format_type, is_pre_release, expected):
     changelog = ChangeLog.from_git_commits(
-        [FEATURE_COMMIT, FIX_COMMIT, CI_BREAKING_COMMIT, DOCS_SCOPE_COMMIT]
+        [
+            FEATURE_COMMIT,
+            FIX_COMMIT,
+            CI_BREAKING_COMMIT,
+            DOCS_SCOPE_COMMIT,
+            REFACTOR_COMMIT,
+        ]
     )
     content = changelog.format(
         ChangeLogTypeEnum.changelog_file,
@@ -154,7 +177,13 @@ def test_changelog_format_file(format_type, is_pre_release, expected):
 )
 def test_changelog_format_git(format_type, is_pre_release, expected):
     changelog = ChangeLog.from_git_commits(
-        [FEATURE_COMMIT, FIX_COMMIT, CI_BREAKING_COMMIT, DOCS_SCOPE_COMMIT]
+        [
+            FEATURE_COMMIT,
+            FIX_COMMIT,
+            CI_BREAKING_COMMIT,
+            DOCS_SCOPE_COMMIT,
+            REFACTOR_COMMIT,
+        ]
     )
     content = changelog.format(
         ChangeLogTypeEnum.git_commit,