refactor: add Entry type that owns the tag syntax and drop the configurable schema

tests/test_entry.py

@@ -0,0 +1,35 @@
+from orvanitag.entry import Entry
+
+
+def test_parse_and_format():
+    entry = Entry.parse(['#lofi,', '+album', 'first', '#lofi', '@home-office', 'C', '+', 'take'])
+    assert entry == Entry(['album'], ['home-office'], ['lofi'], 'first C + take')
+    assert str(entry) == '+album @home-office #lofi first C + take'
+    assert Entry.parse(str(entry).split()) == entry
+
+
+def test_empty_entry_is_false():
+    assert not Entry.parse([])
+    assert not Entry.parse(['', ' '])
+    assert Entry.parse(['note'])
+
+
+def test_dict_round_trip_and_tolerance():
+    entry = Entry(['album'], [], ['lofi'], 'a note')
+    assert entry.to_dict() == {'projects': ['album'], 'contexts': [], 'tags': ['lofi'], 'note': 'a note'}
+    assert Entry.from_dict(entry.to_dict()) == entry
+    assert Entry.from_dict({'tags': 'single', 'projects': [2023]}) == Entry(['2023'], [], ['single'])
+
+
+def test_merge_remove_without():
+    entry = Entry(tags=['lofi'], note='old')
+    entry.merge(Entry(tags=['lofi', 'snare'], note='new'))
+    assert entry == Entry(tags=['lofi', 'snare'], note='new')
+    entry.merge(Entry(tags=['x']))
+    assert entry.note == 'new'
+
+    assert entry.remove(Entry(tags=['snare', 'missing']))
+    assert not entry.remove(Entry(tags=['missing']))
+    assert entry.tags == ['lofi', 'x']
+
+    assert entry.without(Entry(tags=['lofi'], note='new')) == Entry(tags=['x'])