diff options
Diffstat (limited to 'packages/assert/src/index.ts')
-rw-r--r-- | packages/assert/src/index.ts | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/packages/assert/src/index.ts b/packages/assert/src/index.ts index 71f2cbeb2..4d090e493 100644 --- a/packages/assert/src/index.ts +++ b/packages/assert/src/index.ts @@ -68,7 +68,9 @@ export const assert = { }, doesConformToSchema(variableName: string, value: any, schema: Schema, subSchemas?: Schema[]): void { const schemaValidator = new SchemaValidator(); - _.map(subSchemas, schemaValidator.addSchema.bind(schemaValidator)); + if (!_.isUndefined(subSchemas)) { + _.map(subSchemas, schemaValidator.addSchema.bind(schemaValidator)); + } const validationResult = schemaValidator.validate(value, schema); const hasValidationErrors = validationResult.errors.length > 0; const msg = `Expected ${variableName} to conform to schema ${schema.id} |