Merge branch 'development' of https://github.com/0xProject/0x-monorepo into feature/sra/add-sra-package

packages/json-schemas/CHANGELOG.json

@@ -1,9 +1,14 @@
 [
     {
-        "version": "2.0.0",
+        "version": "1.0.1-rc.4",
         "changes": [
             {
-                "note": "Upgrade Relayer API schemas for relayer API V1"
+                "note": "Change hexSchema to match `0x`",
+                "pr": 937
+            },
+            {
+                "note": "Upgrade Relayer API schemas for relayer API V2",
+                "pr": 916
             }
         ]
     },

packages/json-schemas/schemas/basic_type_schemas.ts

@@ -7,7 +7,7 @@ export const addressSchema = {
 export const hexSchema = {
     id: '/hexSchema',
     type: 'string',
-    pattern: '^0x([0-9a-f][0-9a-f])+$',
+    pattern: '^0x(([0-9a-f][0-9a-f])+)?$',
 };
 
 export const numberSchema = {

packages/json-schemas/test/schema_test.ts

@@ -96,7 +96,7 @@ describe('Schema', () => {
             validateAgainstSchema(testCases, hexSchema);
         });
         it('should fail for invalid hex string', () => {
-            const testCases = ['0x', '0', '0xzzzzzzB11a196601eD2ce54B665CaFEca0347D42'];
+            const testCases = ['0', '0xzzzzzzB11a196601eD2ce54B665CaFEca0347D42'];
             const shouldFail = true;
             validateAgainstSchema(testCases, hexSchema, shouldFail);
         });