Clear content-length if response body has indeterminate length

[adam-fowler]

Missed the second fix when setting a response body. If previously the response had a content-length header and the new response body is of indeterminate length we should clear the content-length header

[codecov]

Codecov Report

❌ Patch coverage is 20.00000% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 82.95%. Comparing base (d491220) to head (ed61cb4).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
Sources/HummingbirdCore/Response/Response.swift	20.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #779      +/-   ##
==========================================
- Coverage   83.03%   82.95%   -0.08%     
==========================================
  Files         124      124              
  Lines        6182     6185       +3     
==========================================
- Hits         5133     5131       -2     
- Misses       1049     1054       +5     

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[github-actions]

✅ Pull request no significant performance differences ✅

Summary

New baseline 'pull_request' is WITHIN the 'main' baseline thresholds.

Full Benchmark Comparison

Comparing results between 'main' and 'pull_request'

Host 'e75487a21c54' with 4 'x86_64' processors with 15 GB memory, running:
#18~24.04.1-Ubuntu SMP Sat Jun 28 04:46:03 UTC 2025

HummingbirdBenchmarks

HTTP:Cookie:Decode metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	4	4	4	4	4	4	4	338
pull_request	4	4	4	4	4	4	4	334
Δ	0	0	0	0	0	0	0	-4
Improvement %	0	0	0	0	0	0	0	-4

HTTP:URI:Decode metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	1	1	1	1	1	1	1	3480
pull_request	1	1	1	1	1	1	1	3423
Δ	0	0	0	0	0	0	0	-57
Improvement %	0	0	0	0	0	0	0	-57

HTTP:URI:QueryParameters metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	7	7	7	7	7	7	7	865
pull_request	7	7	7	7	7	7	7	878
Δ	0	0	0	0	0	0	0	13
Improvement %	0	0	0	0	0	0	0	13

Router:Echo metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	768	768	768	768	768	768	768	1089
pull_request	768	768	768	768	768	768	768	1067
Δ	0	0	0	0	0	0	0	-22
Improvement %	0	0	0	0	0	0	0	-22

Router:GET metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	468	468	468	468	468	468	468	2840
pull_request	468	468	468	468	468	468	468	2859
Δ	0	0	0	0	0	0	0	19
Improvement %	0	0	0	0	0	0	0	19

Router:Middleware metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	373	373	373	373	373	373	373	2727
pull_request	373	373	373	373	373	373	373	2647
Δ	0	0	0	0	0	0	0	-80
Improvement %	0	0	0	0	0	0	0	-80

Router:PUT metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	1270	1270	1270	1270	1270	1270	1270	838
pull_request	1270	1270	1270	1270	1270	1270	1270	846
Δ	0	0	0	0	0	0	0	8
Improvement %	0	0	0	0	0	0	0	8

Router:Parameters metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	668	668	668	668	668	668	668	2398
pull_request	668	668	668	668	668	668	668	2413
Δ	0	0	0	0	0	0	0	15
Improvement %	0	0	0	0	0	0	0	15

RouterBuilder:Middleware metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	372	372	372	372	372	372	372	2741
pull_request	372	372	372	372	372	372	372	2756
Δ	0	0	0	0	0	0	0	15
Improvement %	0	0	0	0	0	0	0	15

TrieRouter:LongPaths metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	2	2	2	2	2	2	2	229
pull_request	2	2	2	2	2	2	2	232
Δ	0	0	0	0	0	0	0	3
Improvement %	0	0	0	0	0	0	0	3

TrieRouter:Parameters metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	7	7	7	7	7	7	7	189
pull_request	7	7	7	7	7	7	7	185
Δ	0	0	0	0	0	0	0	-4
Improvement %	0	0	0	0	0	0	0	-4

TrieRouter:Routing metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	2	2	2	2	2	2	2	241
pull_request	2	2	2	2	2	2	2	248
Δ	0	0	0	0	0	0	0	7
Improvement %	0	0	0	0	0	0	0	7

URLEncodedForm:Decode metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	29	29	29	29	29	29	29	54
pull_request	29	29	29	29	29	29	29	53
Δ	0	0	0	0	0	0	0	-1
Improvement %	0	0	0	0	0	0	0	-1

URLEncodedForm:Encode metrics

Malloc (total): results within specified thresholds, fold down for details.

Malloc (total) *	p0	p25	p50	p75	p90	p99	p100	Samples
main	24	24	24	24	24	24	24	213
pull_request	24	24	24	24	24	24	24	213
Δ	0	0	0	0	0	0	0	0
Improvement %	0	0	0	0	0	0	0	0