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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## master #2254 +/- ##
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Coverage 92.74% 92.75%
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Files 127 127
Lines 27518 27518
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+ Hits 25522 25523 +1
+ Misses 1996 1995 -1 ☔ View full report in Codecov by Harness. 🚀 New features to boost your workflow:
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📦 Cargo Bloat ComparisonBinary size change: +0.00% (26.8 MiB → 26.8 MiB) Expand for cargo-bloat outputHead Branch ResultsBase Branch Results |
⚡️ Hyperfine BenchmarksSummary: 1 regressions, 0 improvements above the 10% threshold. Environment
CLI CommandsBenchmarking basic commands in the main repo:
|
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base --version |
2.1 ± 0.1 | 2.0 | 2.5 | 1.00 ± 0.06 |
prek-head --version |
2.1 ± 0.1 | 2.0 | 2.7 | 1.00 |
prek list
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base list |
8.8 ± 0.2 | 8.6 | 9.9 | 1.00 |
prek-head list |
8.8 ± 0.1 | 8.5 | 9.3 | 1.00 ± 0.02 |
prek validate-config .pre-commit-config.yaml
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base validate-config .pre-commit-config.yaml |
2.9 ± 0.0 | 2.8 | 3.0 | 1.00 ± 0.03 |
prek-head validate-config .pre-commit-config.yaml |
2.9 ± 0.1 | 2.8 | 3.1 | 1.00 |
prek sample-config
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base sample-config |
2.4 ± 0.0 | 2.3 | 2.5 | 1.00 |
prek-head sample-config |
2.4 ± 0.0 | 2.3 | 2.4 | 1.00 ± 0.02 |
Cold vs Warm Runs
Comparing first run (cold) vs subsequent runs (warm cache):
prek run --all-files (cold - no cache)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run --all-files |
73.4 ± 1.9 | 70.3 | 75.8 | 1.01 ± 0.05 |
prek-head run --all-files |
72.3 ± 2.6 | 69.4 | 76.3 | 1.00 |
prek run --all-files (warm - with cache)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run --all-files |
72.7 ± 2.5 | 68.6 | 76.0 | 1.00 ± 0.05 |
prek-head run --all-files |
72.4 ± 2.6 | 68.0 | 78.0 | 1.00 |
Full Hook Suite
Running the builtin hook suite on the benchmark workspace:
prek run --all-files (full builtin hook suite)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run --all-files |
72.9 ± 2.5 | 68.0 | 81.4 | 1.01 ± 0.05 |
prek-head run --all-files |
72.4 ± 2.4 | 68.5 | 77.4 | 1.00 |
Individual Hook Performance
Benchmarking each hook individually on the test repo:
prek run trailing-whitespace --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run trailing-whitespace --all-files |
19.1 ± 0.2 | 18.6 | 19.7 | 1.01 ± 0.02 |
prek-head run trailing-whitespace --all-files |
19.0 ± 0.3 | 18.5 | 19.7 | 1.00 |
prek run end-of-file-fixer --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run end-of-file-fixer --all-files |
24.5 ± 1.5 | 22.8 | 27.6 | 1.00 |
prek-head run end-of-file-fixer --all-files |
25.0 ± 1.9 | 23.0 | 28.4 | 1.02 ± 0.10 |
prek run check-json --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run check-json --all-files |
7.2 ± 0.2 | 6.9 | 7.8 | 1.00 |
prek-head run check-json --all-files |
7.3 ± 0.4 | 6.7 | 8.7 | 1.01 ± 0.06 |
prek run check-yaml --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run check-yaml --all-files |
7.1 ± 0.1 | 6.9 | 7.2 | 1.01 ± 0.02 |
prek-head run check-yaml --all-files |
7.0 ± 0.1 | 6.8 | 7.2 | 1.00 |
prek run check-toml --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run check-toml --all-files |
7.3 ± 0.3 | 6.8 | 7.7 | 1.00 |
prek-head run check-toml --all-files |
7.3 ± 0.4 | 6.6 | 8.2 | 1.01 ± 0.07 |
prek run check-xml --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run check-xml --all-files |
7.3 ± 0.3 | 6.6 | 8.0 | 1.01 ± 0.06 |
prek-head run check-xml --all-files |
7.2 ± 0.2 | 6.9 | 7.8 | 1.00 |
prek run detect-private-key --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run detect-private-key --all-files |
13.1 ± 1.2 | 11.1 | 16.5 | 1.00 |
prek-head run detect-private-key --all-files |
13.4 ± 1.0 | 11.6 | 15.5 | 1.03 ± 0.12 |
prek run fix-byte-order-marker --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run fix-byte-order-marker --all-files |
17.3 ± 0.8 | 16.0 | 18.9 | 1.00 ± 0.07 |
prek-head run fix-byte-order-marker --all-files |
17.3 ± 1.0 | 16.0 | 20.7 | 1.00 |
Installation Performance
Benchmarking hook installation (fast path hooks skip Python setup):
prek install-hooks (cold - no cache)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base install-hooks |
4.2 ± 0.1 | 4.2 | 4.3 | 1.01 ± 0.02 |
prek-head install-hooks |
4.2 ± 0.0 | 4.1 | 4.2 | 1.00 |
prek install-hooks (warm - with cache)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base install-hooks |
4.2 ± 0.0 | 4.2 | 4.3 | 1.00 |
prek-head install-hooks |
4.3 ± 0.1 | 4.2 | 4.5 | 1.02 ± 0.03 |
File Filtering/Scoping Performance
Testing different file selection modes:
prek run (staged files only)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run |
36.5 ± 1.3 | 34.8 | 38.6 | 1.01 ± 0.04 |
prek-head run |
36.2 ± 0.7 | 35.0 | 37.4 | 1.00 |
prek run --files '*.json' (specific file type)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run --files '*.json' |
7.5 ± 0.1 | 7.4 | 7.7 | 1.01 ± 0.01 |
prek-head run --files '*.json' |
7.5 ± 0.1 | 7.4 | 7.7 | 1.00 |
Workspace Discovery & Initialization
Benchmarking hook discovery and initialization overhead:
prek run --dry-run --all-files (measures init overhead)
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run --dry-run --all-files |
6.5 ± 0.1 | 6.4 | 6.6 | 1.00 |
prek-head run --dry-run --all-files |
23.8 ± 56.9 | 6.3 | 250.3 | 3.68 ± 8.80 |
prek run --dry-run --all-files (measures init overhead): 268.3600% slower
Meta Hooks Performance
Benchmarking meta hooks separately:
prek run check-hooks-apply --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run check-hooks-apply --all-files |
11.2 ± 0.4 | 10.1 | 11.5 | 1.11 ± 0.04 |
prek-head run check-hooks-apply --all-files |
10.1 ± 0.1 | 10.0 | 10.3 | 1.00 |
prek run check-useless-excludes --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run check-useless-excludes --all-files |
10.1 ± 0.2 | 9.9 | 10.7 | 1.01 ± 0.02 |
prek-head run check-useless-excludes --all-files |
10.0 ± 0.1 | 9.9 | 10.2 | 1.00 |
prek run identity --all-files
| Command | Mean [ms] | Min [ms] | Max [ms] | Relative |
|---|---|---|---|---|
prek-base run identity --all-files |
9.4 ± 0.0 | 9.3 | 9.5 | 1.00 ± 0.01 |
prek-head run identity --all-files |
9.4 ± 0.1 | 9.3 | 9.7 | 1.00 |
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