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#!/usr/bin/env bash | |
die () { | |
echo "$@" | |
exit 1 | |
} | |
repo_dir=$(git rev-parse --show-toplevel) || die "Run this script in a Scala git checkout" | |
current () { | |
local sha=$(cat "$repo_dir/.git/BISECT_HEAD") | |
echo ${sha:0:10} | |
} | |
scalaVersion () { | |
local sha=$(current) | |
sha=${sha:0:7} | |
local artifact=$(curl -s "https://scala-ci.typesafe.com/artifactory/api/search/artifact?name=$sha" | jq -r '.results | .[] | .uri' | grep "/scala-compiler-.*-$sha.jar") | |
# scala version is in second-to-last column | |
# http://scala-ci.typesafe.com/artifactory/api/storage/scala-integration/org/scala-lang/scala-compiler/2.13.0-pre-d40e267/scala-compiler-2.13.0-pre-d40e267.jar | |
res=$(echo $artifact | awk -F/ '{print $(NF-1)}' 2> /dev/null) | |
echo $res | |
} | |
# Use `return` instead of `exit` to get some additional logging (using `exit` also works) | |
# Return 125 for commits that need to be skipped | |
run () { | |
local sha=$(current) | |
local num=$(git rev-list --parents -n 1 $sha | wc -w | tr -d ' ') | |
[[ $num -gt 2 ]] || { | |
echo "Not a merge commit: $sha" | |
return 125 | |
} | |
local br="2.12.x" | |
local brs=$(git br --contains $sha) | |
if $(grep 2.10.x <<< $brs > /dev/null) ; then | |
[[ "$br" == "2.10.x" ]] || { | |
echo "Merge commit from 2.10.x: $sha" | |
return 125 | |
} | |
elif $(grep 2.11.x <<< $brs > /dev/null) ; then | |
[[ "$br" == "2.11.x" || "$br" == "2.10.x" ]] || { | |
echo "Merge commit from 2.11.x: $sha" | |
return 125 | |
} | |
elif $(grep 2.12.x <<< $brs > /dev/null) ; then | |
[[ "$br" == "2.12.x" || "$br" == "2.11.x" || "$br" == "2.10.x" ]] || { | |
echo "Merge commit from 2.12.x: $sha" | |
return 125 | |
} | |
elif $(grep 2.13.x <<< $brs > /dev/null) ; then | |
[[ "$br" == "2.13.x" || "$br" == "2.12.x" || "$br" == "2.11.x" || "$br" == "2.10.x" ]] || { | |
echo "Merge commit from 2.13.x: $sha" | |
return 125 | |
} | |
fi | |
local sv=$(scalaVersion) | |
[[ ! -z "$sv" ]] || { | |
echo "Could not find artifact for $sha on scala-integration" | |
return 125 | |
} | |
# local cp=$(coursier fetch -p -r https://scala-ci.typesafe.com/artifactory/scala-integration org.scala-lang:scala-compiler:$sv) | |
# [[ ! -z "$cp" ]] || { | |
# echo "Coursier failed to download Scala version $sv" | |
# return 125 | |
# } | |
# ! java -cp $cp scala.tools.nsc.Main -usejavacp Test.scala 2>&1 | grep "unreachable code" | |
cd /Users/luc/Downloads/scala-sweble-bug | |
sbt ++$sv 'set resolvers += "scala-integration" at "https://scala-ci.typesafe.com/artifactory/scala-integration/"' compile | |
} | |
[[ $1 == "run-the-run" ]] && { | |
echo "=== TESTING $(current) ===" | |
cd "$2" | |
run | |
res=$? | |
case $res in | |
0) | |
echo "good: $(current)" | |
;; | |
125) | |
echo "skip: $(current)" | |
;; | |
*) | |
echo "bad: $(current)" | |
;; | |
esac | |
echo | |
exit $res | |
} | |
[[ $# -eq 2 ]] || die "usage: $0 <good> <bad>" | |
good=$1 | |
bad=$2 | |
script_path="$(cd "$(dirname "$0")" ; pwd -P)/$(basename "$0")" | |
current_dir=$(pwd) | |
cd "$repo_dir" | |
# git fetch --quiet --all | |
git bisect start --no-checkout | |
git bisect good $good | |
git bisect bad $bad | |
git bisect run "$script_path" run-the-run "$current_dir" | |
git bisect reset |
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PR to give this script a more permanent home: adriaanm/binfu#5