| # Run and compare benchmarks. |
| # This requires a version of benchstat that supports |
| # the -ignore flag. The flag was added on or before 13 January 2023, |
| # so a compatible version can be obtained by running |
| # go install golang.org/x/perf/cmd/benchstat@latest |
| |
| count = 10 |
| |
| default: compare-zap compare-zerolog |
| |
| compare-%: %_benchmarks/out.bench slog.bench |
| benchstat -ignore pkg $^ |
| |
| slog.bench: *.go ../*.go ../../go.mod |
| go test -run NONE -bench . -count $(count) > $@ |
| |
| slog-nopc.bench: *.go ../*.go ../../go.mod |
| go test -nopc -run NONE -bench . -count $(count) > $@ |
| |
| %_benchmarks/out.bench: %_benchmarks/*.go %_benchmarks/go.mod |
| go test -C $*_benchmarks -bench . -count $(count) > $@ |
| |
| # Don't delete the out.bench files after a comparison. |
| .PRECIOUS: %_benchmarks/out.bench |
| |
