metals-client.sh


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#!/bin/bash

set -e

declare -r _INSTALL_DIR='/usr/share/java/metals'
declare _CP="$_INSTALL_DIR/lib:$_INSTALL_DIR/metals"

function build_cp {
    while read -r name
    do
        _CP="$name:$_CP"
    done <<< "$(find "$_INSTALL_DIR"/jars -regex '.*\.jar')"
}

function main {
    build_cp

    # Java options taken from metals-emacs documentation
    # https://scalameta.org/metals/docs/editors/emacs.HTML
    java -XX:+UseG1GC -XX:+UseStringDeduplication -Xss4m -Xms100m -Dmetals.client="$_METALS_CLIENT" -cp "$_CP" scala.meta.metals.Main "$@"
}

main "$@"