pyenv/libexec/rbenv-rehash

#!/usr/bin/env bash -e

make_shims() {
  local glob="$@"

  for file in $glob; do
    local shim="${file##*/}"
    cat > "$shim" <<SH
#!/bin/sh
exec rbenv exec $shim "\$@"
SH
    chmod +x "$shim"
  done
}

mkdir -p "${HOME}/.rbenv/shims"
cd "${HOME}/.rbenv/shims"
rm -f *

make_shims ../versions/*/bin/*

shopt -s nullglob
RBENV_REHASH_PLUGINS=(/etc/rbenv.d/rehash/*.bash ${HOME}/.rbenv/rbenv.d/rehash/*.bash)
shopt -u nullglob

for script in ${RBENV_REHASH_PLUGINS[@]}; do
  source $script
done