fix: address PR feedback for parser_angular.py

- `angular_parser_default_level_bump` should have plain-english
  settings
- rename `TYPES` variable to `LONG_TYPE_NAMES`

semantic_release/defaults.cfg

@@ -1,6 +1,7 @@
 [semantic_release]
 parser_angular_allowed_types=build,chore,ci,docs,feat,fix,perf,style,refactor,test
-parser_angular_default_level_bump=0
+parser_angular_default_level_bump=no-release
+# valid options: no-release, patch, minor, major
 parser_angular_minor_types=feat
 parser_angular_patch_types=fix,perf
 branch=master

semantic_release/history/parser_angular.py

@@ -6,7 +6,7 @@
 import logging
 import re
 
-from ..errors import UnknownCommitMessageStyleError
+from ..errors import ImproperConfigurationError, UnknownCommitMessageStyleError
 from ..helpers import LoggedFunction
 from ..settings import config
 from .parser_helpers import ParsedCommit, parse_paragraphs, re_breaking
@@ -17,12 +17,19 @@
 allowed_types = config.get('parser_angular_allowed_types').split(',')
 
 # types with long names in changelog
-TYPES = {
+LONG_TYPE_NAMES = {
     "feat": "feature",
     "docs": "documentation",
     "perf": "performance",
 }
 
+LEVEL_BUMPS = {
+    'no-release': 0,
+    'patch': 1,
+    'minor': 2,
+    'major': 3
+}
+
 re_parser = re.compile(
     r"(?P<type>" + "|".join(allowed_types) + ")"
     r"(?:\((?P<scope>[^\n]+)\))?"
@@ -71,18 +78,25 @@ def parse_commit_message(message: str) -> ParsedCommit:
         if match
     ]
 
-    level_bump = int(config.get('parser_angular_default_level_bump'))
+    default_level_bump = config.get('parser_angular_default_level_bump').lower()
+    if default_level_bump not in LEVEL_BUMPS.keys():
+        raise ImproperConfigurationError(
+            f"{default_level_bump} is not a valid option for "
+            f"parser_angular_default_level_bump.\n"
+            f"valid options are: {', '.join(LEVEL_BUMPS.keys())}"
+        )
+    level_bump = LEVEL_BUMPS[default_level_bump]
     if parsed_break or breaking_descriptions:
         level_bump = 3  # Major
     elif parsed_type in MINOR_TYPES:
         level_bump = 2  # Minor
     elif parsed_type in PATCH_TYPES:
         level_bump = 1  # Patch
 
-    parsed_type_long = TYPES.get(parsed_type, parsed_type)
+    parsed_type_long = LONG_TYPE_NAMES.get(parsed_type, parsed_type)
     # first param is the key you're getting from the dict,
     # second param is the default value
-    # allows only putting types with a long name in the TYPES dict
+    # allows only putting types with a long name in the LONG_TYPE_NAMES dict
 
     return ParsedCommit(
         level_bump,