TOML support for pyproject.toml and other config files

Squashed and rebased from https://github.com/nedbat/coveragepy/pull/699

Missing getfloat

TOMLConfigParser -> TomlConfigParser

fix getfloat for int

Move TomlConfigParser

Add name to contributors

Import toml in backward.py

fix indentation

Don't ignore TomlDecodeError

Raise if TomlConfigParser is used without toml installed

Add tests for TOML config

Fix test on Python 2

Mention toml support in documentation.

1 files changed, 15 insertions, 0 deletions

diff --git a/coverage/backward.py b/coverage/backward.py
index 58759545..e051fa55 100644
--- a/coverage/backward.py
+++ b/coverage/backward.py
@@ -6,6 +6,7 @@
 # This file does tricky stuff, so disable a pylint warning.
 # pylint: disable=unused-import
 
+import os
 import sys
 
 from coverage import env
@@ -26,6 +27,11 @@ try:
 except ImportError:
     import configparser
 
+try:
+    import toml
+except ImportError:
+    toml = None
+
 # What's a string called?
 try:
     string_class = basestring
@@ -55,6 +61,15 @@ try:
 except ImportError:
     from threading import get_ident as get_thread_id
 
+try:
+    os.PathLike
+except AttributeError:
+    # This is Python 2 and 3
+    path_types = (bytes, string_class, unicode_class)
+else:
+    # 3.6+
+    path_types = (bytes, str, os.PathLike)
+
 # shlex.quote is new, but there's an undocumented implementation in "pipes",
 # who knew!?
 try: