fix(): Actually allow for custom properties that look like objects

[asturur]

Description

use has method that will check if a class is registered without erroring

Needs tests

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[github-actions]

Build Stats

file / KB (diff)	bundled	minified
fabric	919.760 (+0.057)	306.641 (+0.023)

[github-actions]

Coverage after merging classRegistry-hasClass into master will be

84.89%

Coverage Report

File	Stmts	Branches	Funcs	Lines	Uncovered Lines
index.node.ts	14.29%	100%	0%	25%	23, 26, 29, 41, 44, 47
src
ClassRegistry.ts	91.18%	64.29%	100%	97.92%	35, 56
Collection.ts	78.47%	42.62%	87.10%	85.82%	130, 138, 153, 155–157, 159, 169–170, 181, 197, 215, 217, 228, 243, 254, 265, 270, 279, 281, 286–287, 302, 304, 309–310, 329, 333–334, 338–344, 346–348, 350
CommonMethods.ts	91.43%	71.43%	100%	96%	50, 52
Intersection.ts	85.29%	49.46%	100%	97.30%	184–188, 190, 228, 237, 239, 289, 297, 297
Observable.ts	80.63%	53.49%	93.75%	87.88%	144, 153, 156, 168, 170, 175, 68–70, 72, 76, 80, 84–85, 87–91
Point.ts	90.27%	61.22%	100%	93.60%	104, 117, 148, 157, 179, 197, 206, 216, 225, 236–239, 259, 285, 297, 317, 328, 341, 349, 359, 95
Shadow.ts	89.39%	78.26%	100%	90.19%	145, 148, 150–155, 164, 201, 204, 211, 228–235, 239–240
cache.ts	84.88%	45.45%	100%	90.14%	57, 59, 71–72, 74–77
config.ts	87.73%	55%	66.67%	94.03%	132, 134–137, 139, 142–143, 147, 152
constants.ts	100%	100%	100%	100%
src/LayoutManager
ActiveSelectionLayoutManager.ts	91.67%	69.23%	85.71%	100%	43
LayoutManager.ts	90.75%	65.48%	76.92%	99.31%	279, 344, 355
constants.ts	100%	100%	100%	100%
index.ts	48.57%	37.50%	80%	66.67%	1, 1, 1–2, 2, 2–3, 3, 3–4, 4, 4–5, 5, 5, 5–6
types.ts	100%	100%	100%	100%
src/LayoutManager/LayoutStrategies
ClipPathLayout.ts	75%	56.25%	100%	78.95%	39, 41–44, 46–48, 66–69
FitContentLayout.ts	100%	100%	100%	100%
FixedLayout.ts	85.71%	20%	100%	100%	23, 23
LayoutStrategy.ts	87.60%	57.14%	100%	96.51%	46, 54, 73, 73, 75
utils.ts	72.58%	50%	100%	78.72%	29–32, 34–35, 40–44
src/Pattern
Pattern.ts	70.18%	90.91%	80%	65.95%	105–107, 114, 118–119, 119–122, 130–138, 140–141, 143, 153–164, 174, 176–181, 183–188, 190–199, 204–205, 207–209, 211, 33, 37
src/brushes
BaseBrush.ts	89.33%	91.67%	100%	88.55%	110, 115, 124–125, 130, 135, 143, 146, 155–160, 99
CircleBrush.ts	52.10%	12.50%	12.50%	58.25%	100–108, 108–118, 122, 130–139, 55, 67, 69, 76, 76, 78–79, 79, 83, 85–86, 92–98
PatternBrush.ts	97.06%	87.50%	100%	100%	21
PencilBrush.ts	91.06%	82.35%	100%	93.81%	122–123, 152, 152–154, 176, 176, 276, 280, 285–286, 68–69, 84–85
SprayBrush.ts	0%	0%	0%	0%	107, 107, 107, 107, 107–108, 110–111, 118–119, 121, 123–127, 136, 140–141, 141, 148, 148, 148–151, 153–156, 160–161, 163, 165–168, 17, 171, 178–179, 18, 181, 183–184, 186, 193–194, 196–197, 20, 200, 200, 207, 207, 21, 211, 22, 22, 22–24, 28, 32, 39, 46, 53, 60, 67, 84–86, 94–96, 98–99
src/canvas
Canvas.ts	75.97%	40%	92.86%	85.59%	1004, 1007–1008, 1012–1013, 1018, 1126, 1130, 1137, 1140, 1203–1207, 1286–1290, 1317, 1334, 1380–1397, 1403–1408, 1411–1412, 1414, 1418, 1420–1421, 1423–1425, 1429, 1431, 1433–1435, 1438–1443, 1446–1448, 1451, 1453, 1467, 1474, 1476–1487, 1489–1492, 1492, 1494, 1498–1499, 1502–1503, 1506–1508, 1511, 328, 353, 369, 388, 443, 559–563, 566–567, 569, 579, 582–583, 585, 588–590, 602, 609–613, 615–620, 622–626, 659, 661, 668–672, 674–679, 681, 683–684, 686–689, 691–692, 747, 783–786, 789, 791, 794, 796, 798, 824, 886–887, 932–933, 935–936, 938, 947–953, 956, 963–964, 966–970, 972, 974, 995–996, 999
CanvasOptions.ts	100%	100%	100%	100%
SelectableCanvas.ts	85.43%	53.94%	100%	94.39%	1006, 1008–1009, 1026, 1035, 1103–1107, 1153–1154, 1156–1157, 1159, 1186, 1188–1189, 1189, 1191, 1233, 1235, 1237, 1253, 1255, 1283, 1286, 1329–1336, 1339, 1342, 1351–1352, 1356–1365, 1369, 1371–1372, 1378–1383, 1387, 340–342, 346, 376, 398, 476, 527, 529, 605, 610, 687, 715
StaticCanvas.ts	75.74%	69.50%	98.91%	75.30%	1005, 1008, 1010, 1012, 1020, 1022–1028, 1038, 1041, 1044–1050, 1052–1053, 1055–1076, 1083–1085, 1087, 1095, 1101–1103, 1103–1104, 1104–1105, 1107, 1107–1112, 1125, 1130–1132, 1136, 1140, 1142, 1144, 1149–1153, 1155, 1157–1160, 1163, 1165, 1174, 1176–1177, 1184–1187, 1189, 1195–1198, 1202–1203, 1213, 1219–1221, 1223–1228, 1228, 1228–1232, 1232, 1232–1237, 1239–1246, 1275–1276, 1278–1283, 1285–1291, 1295, 1297–1310, 1318–1319, 1329, 1340, 1381–1385, 1387, 1389, 1391–1395, 1414, 1430, 1447, 1467, 1500, 1504, 1515–1517, 424, 435, 443–448, 456, 495, 497, 549, 553,