fix(demo): make demos robust against bigints in JSON.stringify

Agoric · Mar 10, 2021 · c289502 · c289502
1 parent a0ec399
commit c289502
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Showing 3 changed files with 24 additions and 3 deletions.
diff --git a/packages/swingset-runner/demo/exchangeBenchmark/printLog.js b/packages/swingset-runner/demo/exchangeBenchmark/printLog.js
@@ -1,7 +1,14 @@
+function bigintReplacer(_, arg) {
+  if (typeof arg === 'bigint') {
+    return Number(arg);
+  }
+  return arg;
+}
+
 export function makePrintLog() {
   return function printLog(...args) {
     const rendered = args.map(arg =>
-      typeof arg === 'string' ? arg : JSON.stringify(arg),
+      typeof arg === 'string' ? arg : JSON.stringify(arg, bigintReplacer),
     );
     console.log(rendered.join(''));
   };

diff --git a/packages/swingset-runner/demo/swapBenchmark/printLog.js b/packages/swingset-runner/demo/swapBenchmark/printLog.js
@@ -1,7 +1,14 @@
+function bigintReplacer(_, arg) {
+  if (typeof arg === 'bigint') {
+    return Number(arg);
+  }
+  return arg;
+}
+
 export function makePrintLog() {
   return function printLog(...args) {
     const rendered = args.map(arg =>
-      typeof arg === 'string' ? arg : JSON.stringify(arg),
+      typeof arg === 'string' ? arg : JSON.stringify(arg, bigintReplacer),
     );
     console.log(rendered.join(''));
   };

diff --git a/packages/swingset-runner/demo/zoeTests/printLog.js b/packages/swingset-runner/demo/zoeTests/printLog.js
@@ -1,7 +1,14 @@
+function bigintReplacer(_, arg) {
+  if (typeof arg === 'bigint') {
+    return Number(arg);
+  }
+  return arg;
+}
+
 export function makePrintLog() {
   return function printLog(...args) {
     const rendered = args.map(arg =>
-      typeof arg === 'string' ? arg : JSON.stringify(arg),
+      typeof arg === 'string' ? arg : JSON.stringify(arg, bigintReplacer),
     );
     console.log(rendered.join(''));
   };