Immediately fail completely when a non-validation error is encountered

index.js

@@ -7,6 +7,7 @@ const flatten = require("flatten");
 const ValidationError = require("@validatem/error");
 const combinator = require("@validatem/combinator");
 const validationResult = require("@validatem/validation-result");
+const matchValidationError = require("@validatem/match-validation-error");
 
 const areErrorsFromSameOrigin = require("./src/are-errors-from-same-origin");
 
@@ -62,6 +63,12 @@ module.exports = function (alternatives) {
 			for (let alternative of alternatives) {
 				let { errors, newValue } = applyValidators(value, alternative);
 				
+				let unexpectedErrors = errors.filter((error) => !matchValidationError(error));
+
+				if (unexpectedErrors.length > 0) {
+					// We want to immediately stop trying alternatives when a non-ValidationError occurred, since that means that something broke internally somewhere, and it is not safe to continue executing.
+					throw unexpectedErrors[0];
+				} else {
 					if (errors.length === 0) {
 						return newValue;
 					} else if (errors.length === 1) {
@@ -70,6 +77,7 @@ module.exports = function (alternatives) {
 						allErrors.push(errorAllOf(errors));
 					}
 				}
+			}
 
 			/*
 			We want to separate out the errors that occurred at this "level"; that is, errors that *didn't* originate from a nested validation combinator like `has-shape` or `array-of`.

package.json

@@ -19,6 +19,7 @@
   "dependencies": {
     "@validatem/combinator": "^0.1.1",
     "@validatem/error": "^1.0.0",
+    "@validatem/match-validation-error": "^0.1.0",
     "@validatem/validation-result": "^0.1.2",
     "flatten": "^1.0.3"
   }