fix: remove global string slice to guarantee JSON parseability

packages/core/src/telemetry/trace.test.ts

@@ -124,18 +124,6 @@ describe('truncateForTelemetry', () => {
     );
   });
 
-  it('should enforce a global payload string limit', () => {
-    const obj = {
-      a: 'x'.repeat(100),
-      b: 'y'.repeat(100),
-    };
-    // Let's cap global string length to 50
-    const result = truncateForTelemetry(obj, 100, 100, 4, 50) as string;
-    expect(result.length).toBeGreaterThan(50);
-    expect(result).toContain('...[TRUNCATED: original payload length');
-    expect(result.startsWith('{"a":"xxxx')).toBe(true);
-  });
-
   it('should stringify objects unchanged if within maxLength', () => {
     const obj = { a: 1 };
     expect(truncateForTelemetry(obj, 100)).toBe(JSON.stringify(obj));

packages/core/src/telemetry/trace.ts

@@ -67,7 +67,6 @@ export function truncateForTelemetry(
   maxStringLength = 10000,
   maxArrayLength = 100,
   maxDepth = 4,
-  maxGlobalStringLength = 50000,
 ): AttributeValue | undefined {
   const truncateObj = (v: unknown, depth: number): unknown => {
     if (typeof v === 'string') {
@@ -149,13 +148,6 @@ export function truncateForTelemetry(
   }
 
   const stringified = safeJsonStringify(truncated);
-  if (stringified.length > maxGlobalStringLength) {
-    const graphemes = Array.from(stringified);
-    if (graphemes.length > maxGlobalStringLength) {
-      return (graphemes.slice(0, maxGlobalStringLength).join('') +
-        `...[TRUNCATED: original payload length ${graphemes.length}]`) as AttributeValue;
-    }
-  }
 
   return stringified as AttributeValue;
 }