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-rw-r--r--src/utils/schema_validator.ts7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/utils/schema_validator.ts b/src/utils/schema_validator.ts
index cf45d0343..9ff7259d9 100644
--- a/src/utils/schema_validator.ts
+++ b/src/utils/schema_validator.ts
@@ -5,6 +5,13 @@ import {tokenSchema} from '../schemas/token_schema';
export class SchemaValidator {
private validator: Validator;
+ // In order to validate a complex JS object using jsonschema, we must replace any complex
+ // sub-types (e.g BigNumber) with a simpler string represenation. Since BigNumber and other
+ // complex types implement the `toString` method, we can stringify the object and
+ // then parse it. The resultant object can then be checked using jsonschema.
+ public static convertToJSONSchemaCompatibleObject(obj: object): object {
+ return JSON.parse(JSON.stringify(obj));
+ }
constructor() {
this.validator = new Validator();
this.validator.addSchema(tokenSchema, tokenSchema.id);