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DO NOT MERGE: JSG_TRY, JSG_TRY_CATCH, KJ_TRY, KJ_CATCH proof of concept macros
#5802
Closed
Comparing
harris/2025-12-30-jsg-try-catch-poc
(
ebf1417
) with
main
(
205258d
)
CodSpeed Performance Gauge
0%
Untouched
140
Skipped
38
Benchmarks
Mode
CPU Simulation
Wall Time
Memory
Status
Untouched
Skipped
178 total
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
arrayBufferBody[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
+2%
17.7 µs
17.3 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
simpleStringBody[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
+1%
21.8 µs
21.5 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
jsonResponse[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
+1%
35 µs
34.7 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
bodyWithHeaders[Response]
src/workerd/tests/bench-response.c++
CodSpeed Performance Gauge
+1%
24.5 µs
24.2 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
request[RegExpBenchmark]
src/workerd/tests/bench-regex.c++
CodSpeed Performance Gauge
+1%
7.4 ms
7.3 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Large_IoLatencyValue
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
+1%
2.9 ms
2.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_Timed10us
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
+1%
3.6 ms
3.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Tiny_Byte
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
+1%
7.1 ms
7 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
Existing_Small_Value_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
5 ms
5 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
Existing_Medium_Value
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
5.7 ms
5.7 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
Existing_Large_Value_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
2.6 ms
2.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Large_Value_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
2.7 ms
2.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Large_Byte
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
6.9 ms
6.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
Existing_Large_IoLatencyValue
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
2.9 ms
2.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Medium_Value
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
2.8 ms
2.8 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_IoLatencyValue
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
3.6 ms
3.5 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_IoLatencyByte
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
4.5 ms
4.5 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
Existing_Small_SlowValue
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
5.6 ms
5.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_Value_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
2 ms
2 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_Byte_Auto64K_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
4.2 ms
4.2 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_Timed1ms
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
3.6 ms
3.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
set_append[ApiHeaders]
src/workerd/tests/bench-api-headers.c++
CodSpeed Performance Gauge
0%
11.7 ms
11.7 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Medium_Byte_Auto64K_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
8.4 ms
8.4 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Small_Byte_HWM16K
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
1.9 ms
1.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
New_Tiny_Value
src/workerd/tests/bench-stream-piping.c++
CodSpeed Performance Gauge
0%
4.7 ms
4.7 ms
1
2
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8
Commits
Click on a commit to change the comparison range
Base
main
205258d
+0.01%
Use KJ_TRY and KJ_CATCH in some examples
ebf1417
1 month ago
by harrishancock
© 2026 CodSpeed Technology
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