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#!/usr/bin/env bash
#
# a simple complement to bild which only deals with launching repls
#
# > repl <target..>
#
# Starts a repl/shell for one or more targets. (Currently, all targets must have
# the same extension for this to work.)
##
set -e
targets=${@:?}
json=$(bild --json ${targets[@]})
langdeps=$(jq --raw-output '.langdeps | join(" ")' <<< $json)
exts=$(jq --raw-output '.namespace.ext' <<< $json | sort | uniq)
case $exts in
Hs)
nix-shell \
--packages "(import $BIZ_ROOT/Biz/Bild.nix {}).private.ghcWith (h: with h; [$langdeps])" \
--command "ghci -i$BIZ_ROOT -ghci-script $BIZ_ROOT/.ghci ${targets[@]}"
;;
Scm)
echo "scheme repl not supported yet: $target"
exit 1
;;
Lisp)
swank-lisp-launcher.sh \
--eval "(asdf:load-system 'swank)" \
--eval "(swank:create-server :dont-close t)"
;;
*)
echo "unsupported targets: ${targets[@]}"
exit 1
;;
esac
##
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