fix(jwt): allow JWT exp to be bigint (#542)

Author: benjie

packages/graphile-build-pg/src/plugins/PgJWTPlugin.js

@@ -70,7 +70,13 @@ export default (function PgJWTPlugin(
               "A JSON Web Token defined by [RFC 7519](https://tools.ietf.org/html/rfc7519) which securely represents claims between two parties.",
             serialize(value) {
               const token = attributes.reduce((memo, attr) => {
-                memo[attr.name] = value[attr.name];
+                if (attr.name === "exp") {
+                  memo[attr.name] = value[attr.name]
+                    ? parseFloat(value[attr.name])
+                    : undefined;
+                } else {
+                  memo[attr.name] = value[attr.name];
+                }
                 return memo;
               }, {});
               return signJwt(

packages/postgraphile-core/__tests__/integration/__snapshots__/queries-jwt.test.js.snap

@@ -18,7 +18,7 @@ Object {
         "a": 1,
         "b": "2",
         "c": "3",
-        "exp": 2130969600,
+        "exp": "2130969600",
         "role": "yay",
       },
     },

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/defaultOptions.test.js.snap

@@ -3339,7 +3339,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 
@@ -13419,7 +13419,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/function-clash.test.js.snap

@@ -3339,7 +3339,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/indexes.test.js.snap

@@ -3728,7 +3728,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/inflect-core.test.js.snap

@@ -3344,7 +3344,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/rbac.test.js.snap

@@ -4666,7 +4666,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/simplePrint.test.js.snap

@@ -3322,7 +3322,7 @@ type JsonIdentityMutationPayload {
 
 type JwtToken {
   role: String
-  exp: Int
+  exp: BigInt
   a: Int
   b: BigFloat
   c: BigInt

packages/postgraphile-core/__tests__/integration/schema/__snapshots__/skipNodePlugin.test.js.snap

@@ -3067,7 +3067,7 @@ type JwtToken {
   a: Int
   b: BigFloat
   c: BigInt
-  exp: Int
+  exp: BigInt
   role: String
 }
 

packages/postgraphile-core/__tests__/kitchen-sink-schema.sql

@@ -388,7 +388,7 @@ create function b.type_function_connection_mutation() returns setof b.types as $
 
 create type b.jwt_token as (
   role text,
-  exp integer,
+  exp bigint,
   a integer,
   b numeric,
   c bigint