Add yaml support for config

commitizen/commands/init.py

@@ -6,7 +6,7 @@
 
 from commitizen import cmd, factory, out
 from commitizen.__version__ import __version__
-from commitizen.config import BaseConfig, JsonConfig, TomlConfig
+from commitizen.config import BaseConfig, JsonConfig, TomlConfig, YAMLConfig
 from commitizen.cz import registry
 from commitizen.defaults import config_files
 from commitizen.exceptions import NoAnswersError
@@ -28,6 +28,8 @@ def __call__(self):
                 self.config = TomlConfig(data="", path=config_path)
             elif "json" in config_path:
                 self.config = JsonConfig(data="{}", path=config_path)
+            elif "yaml" in config_path:
+                self.config = YAMLConfig(data="", path=config_path)
 
             self.config.init_empty_config_content()
 

commitizen/config/__init__.py

@@ -6,6 +6,7 @@
 from .base_config import BaseConfig
 from .json_config import JsonConfig
 from .toml_config import TomlConfig
+from .yaml_config import YAMLConfig
 
 
 def read_cfg() -> BaseConfig:
@@ -25,15 +26,17 @@ def read_cfg() -> BaseConfig:
         if not filename.exists():
             continue
 
+        _conf: Union[TomlConfig, JsonConfig, YAMLConfig]
+
         with open(filename, "r") as f:
             data: str = f.read()
 
-        _conf: Union[TomlConfig, JsonConfig]
         if "toml" in filename.suffix:
             _conf = TomlConfig(data=data, path=filename)
-
-        if "json" in filename.suffix:
+        elif "json" in filename.suffix:
             _conf = JsonConfig(data=data, path=filename)
+        elif "yaml" in filename.suffix:
+            _conf = YAMLConfig(data=data, path=filename)
 
         if _conf.is_empty_config:
             continue

commitizen/config/yaml_config.py

@@ -0,0 +1,47 @@
+from pathlib import Path
+from typing import Union
+
+import yaml
+
+from .base_config import BaseConfig
+
+
+class YAMLConfig(BaseConfig):
+    def __init__(self, *, data: str, path: Union[Path, str]):
+        super(YAMLConfig, self).__init__()
+        self.is_empty_config = False
+        self._parse_setting(data)
+        self.add_path(path)
+
+    def init_empty_config_content(self):
+        with open(self.path, "a") as json_file:
+            yaml.dump({"commitizen": {}}, json_file)
+
+    def _parse_setting(self, data: str):
+        """We expect to have a section in cz.yaml looking like
+
+        ```
+        commitizen:
+          name: cz_conventional_commits
+        ```
+        """
+        doc = yaml.safe_load(data)
+        try:
+            self.settings.update(doc["commitizen"])
+        except (KeyError, TypeError):
+            self.is_empty_config = True
+
+    def set_key(self, key, value):
+        """Set or update a key in the conf.
+
+        For now only strings are supported.
+        We use to update the version number.
+        """
+        with open(self.path, "r") as yaml_file:
+            parser = yaml.load(yaml_file)
+
+        parser["commitizen"][key] = value
+        with open(self.path, "w") as yaml_file:
+            yaml.dump(parser, yaml_file)
+
+        return self

commitizen/defaults.py

@@ -2,7 +2,14 @@
 from typing import Any, Dict, List
 
 name: str = "cz_conventional_commits"
-config_files: List[str] = ["pyproject.toml", ".cz.toml", ".cz.json", "cz.json"]
+config_files: List[str] = [
+    "pyproject.toml",
+    ".cz.toml",
+    ".cz.json",
+    "cz.json",
+    ".cz.yaml",
+    "cz.yaml",
+]
 
 DEFAULT_SETTINGS: Dict[str, Any] = {
     "name": "cz_conventional_commits",

docs/config.md

@@ -30,7 +30,7 @@ style = [
 
 ## .cz.json or cz.json
 
-JSON may be a more commong configuration format for non-python projects, so Commitizen supports JSON config files, now.
+JSON might be a more common configuration format for non-python projects, so Commitizen supports JSON config files, now.
 
 ```json
 {
@@ -87,6 +87,39 @@ JSON may be a more commong configuration format for non-python projects, so Comm
 }
 ```
 
+## .cz.yaml or cz.yaml
+YAML is another format for **non-python** proyects as well, supported by Commitizen:
+
+```yaml
+commitizen:
+  name: cz_conventional_commits
+  version: 0.1.0
+  version_files:
+  - src/__version__.py
+  - pyproject.toml:version
+  style:
+  - - qmark
+    - fg:#ff9d00 bold
+  - - question
+    - bold
+  - - answer
+    - fg:#ff9d00 bold
+  - - pointer
+    - fg:#ff9d00 bold
+  - - highlighted
+    - fg:#ff9d00 bold
+  - - selected
+    - fg:#cc5454
+  - - separator
+    - fg:#cc5454
+  - - instruction
+    - ''
+  - - text
+    - ''
+  - - disabled
+    - fg:#858585 italic
+```
+
 ## Settings
 
 | Variable | Type | Default | Description |

docs/customization.md

@@ -98,6 +98,41 @@ The equivalent example for a json config file:
 }
 ```
 
+And the correspondent example for a yaml json file:
+
+```yaml
+commitizen:
+  name: cz_customize
+  customize:
+    message_template: "{{change_type}}:{% if show_message %} {{message}}{% endif %}"
+    example: 'feature: this feature enable customize through config file'
+    schema: "<type>: <body>"
+    schema_pattern: "(feature|bug fix):(\\s.*)"
+    bump_pattern: "^(break|new|fix|hotfix)"
+    bump_map:
+      break: MAJOR
+      new: MINOR
+      fix: PATCH
+      hotfix: PATCH
+    info_path: cz_customize_info.txt
+    info: This is customized info
+    questions:
+    - type: list
+      name: change_type
+      choices:
+      - value: feature
+        name: 'feature: A new feature.'
+      - value: bug fix
+        name: 'bug fix: A bug fix.'
+      message: Select the type of change you are committing
+    - type: input
+      name: message
+      message: Body.
+    - type: confirm
+      name: show_message
+      message: Do you want to add body message in commit?
+```
+
 ### Customize configuration
 
 | Parameter          | Type   | Default | Description                                                                                                                                                                                                                                                            |

tests/commands/test_init_command.py

@@ -31,7 +31,7 @@ def ask(self):
     'tag_format = "$version"\n'
 )
 
-EXPECTED_JSON_CONFIG = {
+EXPECTED_DICT_CONFIG = {
     "commitizen": {
         "name": "cz_conventional_commits",
         "version": "0.0.1",
@@ -94,7 +94,7 @@ def test_init_without_choosing_tag(config, mocker, tmpdir):
 
 
 class TestPreCommitCases:
-    @pytest.fixture(scope="function", params=["pyproject.toml", ".cz.json"])
+    @pytest.fixture(scope="function", params=["pyproject.toml", ".cz.json", ".cz.yaml"])
     def default_choice(_, request, mocker):
         mocker.patch(
             "questionary.select",
@@ -108,13 +108,15 @@ def default_choice(_, request, mocker):
         mocker.patch("questionary.confirm", return_value=FakeQuestion(True))
         return request.param
 
-    def test_no_existing_pre_commit_json_conifg(_, default_choice, tmpdir, config):
+    def test_no_existing_pre_commit_conifg(_, default_choice, tmpdir, config):
         with tmpdir.as_cwd():
             commands.Init(config)()
 
             with open(default_choice, "r") as file:
                 if "json" in default_choice:
-                    assert json.load(file) == EXPECTED_JSON_CONFIG
+                    assert json.load(file) == EXPECTED_DICT_CONFIG
+                elif "yaml" in default_choice:
+                    assert yaml.load(file) == EXPECTED_DICT_CONFIG
                 else:
                     config_data = file.read()
                     assert config_data == expected_config
@@ -132,7 +134,9 @@ def test_empty_pre_commit_config(_, default_choice, tmpdir, config):
 
             with open(default_choice, "r") as file:
                 if "json" in default_choice:
-                    assert json.load(file) == EXPECTED_JSON_CONFIG
+                    assert json.load(file) == EXPECTED_DICT_CONFIG
+                elif "yaml" in default_choice:
+                    assert yaml.load(file) == EXPECTED_DICT_CONFIG
                 else:
                     config_data = file.read()
                     assert config_data == expected_config
@@ -156,7 +160,9 @@ def test_pre_commit_config_without_cz_hook(_, default_choice, tmpdir, config):
 
             with open(default_choice, "r") as file:
                 if "json" in default_choice:
-                    assert json.load(file) == EXPECTED_JSON_CONFIG
+                    assert json.load(file) == EXPECTED_DICT_CONFIG
+                elif "yaml" in default_choice:
+                    assert yaml.load(file) == EXPECTED_DICT_CONFIG
                 else:
                     config_data = file.read()
                     assert config_data == expected_config
@@ -176,7 +182,9 @@ def test_cz_hook_exists_in_pre_commit_config(_, default_choice, tmpdir, config):
 
             with open(default_choice, "r") as file:
                 if "json" in default_choice:
-                    assert json.load(file) == EXPECTED_JSON_CONFIG
+                    assert json.load(file) == EXPECTED_DICT_CONFIG
+                elif "yaml" in default_choice:
+                    assert yaml.load(file) == EXPECTED_DICT_CONFIG
                 else:
                     config_data = file.read()
                     assert config_data == expected_config

tests/test_conf.py

@@ -3,6 +3,7 @@
 from pathlib import Path
 
 import pytest
+import yaml
 
 from commitizen import config, defaults, git
 
@@ -24,7 +25,7 @@
 target-version = ['py36', 'py37', 'py38']
 """
 
-JSON_CONFIG = {
+DICT_CONFIG = {
     "commitizen": {
         "name": "cz_jira",
         "version": "1.0.0",
@@ -33,6 +34,7 @@
     }
 }
 
+
 _settings = {
     "name": "cz_jira",
     "version": "1.0.0",
@@ -75,8 +77,10 @@ def config_files_manager(request, tmpdir):
         with open(filename, "w") as f:
             if "toml" in filename:
                 f.write(PYPROJECT)
-            if "json" in filename:
-                json.dump(JSON_CONFIG, f)
+            elif "json" in filename:
+                json.dump(DICT_CONFIG, f)
+            elif "yaml" in filename:
+                yaml.dump(DICT_CONFIG, f)
         yield