Merge branch 'v3' into v3-features/dynamic-html-attributes

* v3:
  added brackets to conditional
  cleaned up the "clean up"

Author: zoul0813

src/fields/abstractField.js

@@ -48,8 +48,11 @@ export default {
 			cache: false,
 			get() {
 				let val;
-				if (isFunction(this.schema.get)) val = this.schema.get(this.model);
-				else if (this.model && this.schema.model) val = objGet(this.model, this.schema.model);
+				if (isFunction(objGet(this.schema, 'get'))) {
+					val = this.schema.get(this.model);
+				} else {
+					val = objGet(this.model, this.schema.model);
+				}
 
 				return this.formatValueToField(val);
 			},
@@ -156,7 +159,7 @@ export default {
 					this.schema.onChanged.call(this, this.model, newValue, oldValue, this.schema);
 				}
 
-				if (objGet(this.$parent, "options") && objGet(this.$parent, "options.validateAfterChanged", false) === true) {
+				if (objGet(this.$parent, "options.validateAfterChanged", false) === true) {
 					if (objGet(this.$parent, "options.validateDebounceTime", 0) > 0) {
 						this.debouncedValidate();
 					} else {
@@ -203,12 +206,12 @@ export default {
 		},
 
 		getFieldID(schema) {
-			const idPrefix = this.formOptions && objGet(this.formOptions, "fieldIdPrefix") ? objGet(this.formOptions, "fieldIdPrefix") : "";
+			const idPrefix = objGet(this.formOptions, "fieldIdPrefix", "");
 			return slugifyFormID(schema, idPrefix);
 		},
 
 		getFieldClasses() {
-			return objGet(this.schema, "fieldClasses") || [];
+			return objGet(this.schema, "fieldClasses", []);
 		},
 
 		formatValueToField(value) {