fix(commitizen/cz): set changelog_map, changelog_pattern to none as default

Lee-W · Lee-W · commit 2a2a29e6121c · 2020-04-20T23:06:38.000+08:00
without this default, getting these attributes will be an error
diff --git a/commitizen/commands/changelog.py b/commitizen/commands/changelog.py
@@ -5,7 +5,7 @@
 
 from commitizen import factory, out, git, cz
 from commitizen.config import BaseConfig
-from commitizen.error_codes import NO_COMMITS_FOUND
+from commitizen.error_codes import NO_COMMITS_FOUND, NO_PATTERN_MAP
 
 try:
     import importlib.resources as pkg_resources
@@ -32,11 +32,13 @@ def __call__(self):
             out.error(
                 f"'{self.config.settings['name']}' rule does not support changelog"
             )
+            raise SystemExit(NO_PATTERN_MAP)
 
         pat = re.compile(changelog_pattern)
 
         commits = git.get_commits(start=self.start_rev)
         if not commits:
+            out.error("No commits found")
             raise SystemExit(NO_COMMITS_FOUND)
 
         tag_map = {tag.rev: tag.name for tag in git.get_tags()}
diff --git a/commitizen/cz/base.py b/commitizen/cz/base.py
@@ -9,6 +9,8 @@
 class BaseCommitizen(metaclass=ABCMeta):
     bump_pattern: Optional[str] = None
     bump_map: Optional[dict] = None
+    changelog_pattern: Optional[str] = None
+    changelog_map: Optional[dict] = None
     default_style_config: List[Tuple[str, str]] = [
         ("qmark", "fg:#ff9d00 bold"),
         ("question", "bold"),
