bench_commits.sh

#!/usr/bin/env bash

shopt -slastpipe
declare -i last_n="${1}"
git log -n $last_n | awk '$1 == "commit" { print $2 }' | readarray -t commits

for commit in "${commits[@]}"
do
    git checkout "$commit" &>/dev/null
    cargo clean &>/dev/null

    RUSTFLAGS="-C target-cpu=native" cargo install --path . --force &>/dev/null

    hyperfine -w1 -r3 "jindex ~/code/sf-city-lots-json/citylots.json > /dev/null" |
    awk -v commit="$commit" '$1 == "Time" { print commit, "\t", $5 }'
done

git checkout master