quasar-scalac-timings

#!/usr/bin/env bash
#

set -euo pipefail
# set -x

export PROJECT SCOPE

# This setup echos the times to stderr as they accrue, then
# prints the whole list sorted by time to stdout when complete.
IFS='\n'
declare -a results=()
for file in "$@"; do
  elapsed="$( quasar-scalac -S-Ystop-after:typer "$file" |& tail -n1 | perl -pe 's#^.*?[\s+]\[(.*?)\]#\1#' )"
  results+=( "$( printf "%-12s %s\n" $elapsed "$file" | tee /dev/stderr )" )
done

printf "\nSorted times:\n\n"
printf "%s\n" "${results[@]}" | gsort -nr

# PROJECT=foundation quasar-scalac-timings foundation/src/main/scala/**/*e*.scala
# 0.533s   foundation/src/main/scala/quasar/Predef.scala
# 1.993s   foundation/src/main/scala/quasar/RenderTree.scala
# 0.386s   foundation/src/main/scala/quasar/concurrent/NamedDaemonThreadFactory.scala
# 0.528s   foundation/src/main/scala/quasar/fp/ExternallyManaged.scala
# 0.568s   foundation/src/main/scala/quasar/fp/TaskRef.scala
# 0.453s   foundation/src/main/scala/quasar/fp/binder/Binder.scala
# 0.826s   foundation/src/main/scala/quasar/fp/binder/package.scala
# 0.577s   foundation/src/main/scala/quasar/fp/catchable.scala
# 0.785s   foundation/src/main/scala/quasar/fp/eitherT.scala
# 0.536s   foundation/src/main/scala/quasar/fp/enumeratee.scala
# 0.627s   foundation/src/main/scala/quasar/fp/free/Interpreter.scala
# 0.616s   foundation/src/main/scala/quasar/fp/free/package.scala
# 0.589s   foundation/src/main/scala/quasar/fp/kleisli.scala
# 0.640s   foundation/src/main/scala/quasar/fp/numeric/package.scala
# 2.823s   foundation/src/main/scala/quasar/fp/package.scala
# 0.795s   foundation/src/main/scala/quasar/fp/process.scala

# Sorted times:

# 2.823s   foundation/src/main/scala/quasar/fp/package.scala
# 1.993s   foundation/src/main/scala/quasar/RenderTree.scala
# 0.826s   foundation/src/main/scala/quasar/fp/binder/package.scala
# 0.795s   foundation/src/main/scala/quasar/fp/process.scala
# 0.785s   foundation/src/main/scala/quasar/fp/eitherT.scala
# 0.640s   foundation/src/main/scala/quasar/fp/numeric/package.scala
# 0.627s   foundation/src/main/scala/quasar/fp/free/Interpreter.scala
# 0.616s   foundation/src/main/scala/quasar/fp/free/package.scala
# 0.589s   foundation/src/main/scala/quasar/fp/kleisli.scala
# 0.577s   foundation/src/main/scala/quasar/fp/catchable.scala
# 0.568s   foundation/src/main/scala/quasar/fp/TaskRef.scala
# 0.536s   foundation/src/main/scala/quasar/fp/enumeratee.scala
# 0.533s   foundation/src/main/scala/quasar/Predef.scala
# 0.528s   foundation/src/main/scala/quasar/fp/ExternallyManaged.scala
# 0.453s   foundation/src/main/scala/quasar/fp/binder/Binder.scala
# 0.386s   foundation/src/main/scala/quasar/concurrent/NamedDaemonThreadFactory.scala