refactor: remove deprecated and unused methods

src/validate.ts

@@ -20,7 +20,6 @@ import {basename, join, resolve} from 'path';
 import {
   ExpectableValidationErrors,
   globPromisified,
-  isThingWithType,
   logger,
   readFilePromisified,
   writeFilePromisified,
@@ -92,26 +91,6 @@ export class Validator {
 
     return this.validator.validate(instance, this.schemas[schemaName]);
   }
-
-  /**
-   * Validate an instance of a thing against the consumed schema files
-   * 
-   * Only use this method for instances of the SC with a set type property
-   *
-   * @param instance Instance to validate
-   * @deprecated Use [[validate]] instead
-   */
-  public validateThing<T>(instance: T): ValidatorResult {
-    if (!isThingWithType(instance)) {
-      throw new Error('Instance.type does not exist.');
-    }
-
-    const schemaName = 'SC' + instance.type.split(' ').map((part) => {
-      return part.substr(0, 1).toUpperCase() + part.substr(1);
-    }).join('');
-
-    return this.validate(instance, schemaName);
-  }
 }
 
 /**