Issue #2026 - Part 3a - Add support for BigInt in devtools. (Server side)

https://bugzilla.mozilla.org/show_bug.cgi?id=1527867

2 files changed, 29 insertions, 19 deletions

diff --git a/devtools/server/actors/object.js b/devtools/server/actors/object.js
index ab04b97048..7688e35c88 100644
--- a/devtools/server/actors/object.js
+++ b/devtools/server/actors/object.js
@@ -2159,6 +2159,12 @@ function createValueGrip(value, pool, makeObjectGrip) {
       }
       return value;
 
+    case "bigint":
+      return {
+        type: "BigInt",
+        text: value.toString(),
+      };
+
     case "undefined":
       return { type: "undefined" };
 
diff --git a/devtools/server/tests/unit/test_objectgrips-08.js b/devtools/server/tests/unit/test_objectgrips-08.js
index ecaa7146db..2bd48a34c6 100644
--- a/devtools/server/tests/unit/test_objectgrips-08.js
+++ b/devtools/server/tests/unit/test_objectgrips-08.js
@@ -41,25 +41,15 @@ function test_object_grip()
 
     let objClient = gThreadClient.pauseGrip(args[0]);
     objClient.getPrototypeAndProperties(function (aResponse) {
-      do_check_eq(aResponse.ownProperties.a.configurable, true);
-      do_check_eq(aResponse.ownProperties.a.enumerable, true);
-      do_check_eq(aResponse.ownProperties.a.writable, true);
-      do_check_eq(aResponse.ownProperties.a.value.type, "Infinity");
+      const {a, b, c, d, e, f, g} = aResponse.ownProperties;
 
-      do_check_eq(aResponse.ownProperties.b.configurable, true);
-      do_check_eq(aResponse.ownProperties.b.enumerable, true);
-      do_check_eq(aResponse.ownProperties.b.writable, true);
-      do_check_eq(aResponse.ownProperties.b.value.type, "-Infinity");
-
-      do_check_eq(aResponse.ownProperties.c.configurable, true);
-      do_check_eq(aResponse.ownProperties.c.enumerable, true);
-      do_check_eq(aResponse.ownProperties.c.writable, true);
-      do_check_eq(aResponse.ownProperties.c.value.type, "NaN");
-
-      do_check_eq(aResponse.ownProperties.d.configurable, true);
-      do_check_eq(aResponse.ownProperties.d.enumerable, true);
-      do_check_eq(aResponse.ownProperties.d.writable, true);
-      do_check_eq(aResponse.ownProperties.d.value.type, "-0");
+      testPropertyType(a, "Infinity");
+      testPropertyType(b, "-Infinity");
+      testPropertyType(c, "NaN");
+      testPropertyType(d, "-0");
+      testPropertyType(e, "BigInt");
+      testPropertyType(f, "BigInt");
+      testPropertyType(g, "BigInt");
 
       gThreadClient.resume(function () {
         gClient.close().then(gCallback);
@@ -67,6 +57,20 @@ function test_object_grip()
     });
   });
 
-  gDebuggee.eval("stopMe({ a: Infinity, b: -Infinity, c: NaN, d: -0 })");
+    gDebuggee.eval(`stopMe({
+      a: Infinity,
+      b: -Infinity,
+      c: NaN,
+      d: -0,
+      e: 1n,
+      f: -2n,
+      g: 0n,
+    })`);
 }
 
+function testPropertyType(prop, expectedType) {
+  do_check_eq(prop.configurable, true);
+  do_check_eq(prop.enumerable, true);
+  do_check_eq(prop.writable, true);
+  do_check_eq(prop.value.type, expectedType);
+}