fix(belongsTo): should not detect belonging between modifiers

Author: blond

index.js

@@ -332,11 +332,10 @@ class BemEntityName {
      * @returns {boolean}
      */
     belongsTo(entityName) {
-        return entityName && entityName.id !== this.id && this.id.startsWith(entityName.id) &&
-            (entityName.type !== 'block' || this.type !== 'elemMod') &&
-            (!entityName.elem || this.elem === entityName.elem) &&
-            (!entityName.modName || this.modName === entityName.modName) &&
-            (!entityName.modVal || entityName.modVal === true || this.modVal === entityName.modVal);
+        if (entityName.block !== this.block) { return false; }
+
+        return entityName.type === TYPES.BLOCK && (this.type === TYPES.BLOCK_MOD || this.type === TYPES.ELEM)
+            || entityName.elem === this.elem && (entityName.type === TYPES.ELEM && this.type === TYPES.ELEM_MOD);
     }
 
     /**