diff --git a/build.js b/build.js index fab54b5..e0e5bdb 100755 --- a/build.js +++ b/build.js @@ -4,6 +4,8 @@ const esbuild = require('esbuild') const alias = require('esbuild-plugin-alias') const nodeGlobals = require('@esbuild-plugins/node-globals-polyfill').default +const prod = process.argv.indexOf('prod') !== -1 + esbuild .build({ entryPoints: ['globals.js'], @@ -18,6 +20,8 @@ esbuild define: { window: 'self', global: 'self' - } + }, + sourcemap: prod ? false : 'inline', + minify: prod }) .then(() => console.log('build success.')) diff --git a/package.json b/package.json index ed9964a..7d71c19 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,7 @@ { "scripts": { - "start": "./build.js && sbt ~fastLinkJS" + "start": "./build.js && sbt ~fastLinkJS", + "build": "./build.js prod && ./sbtx fullLinkJS && mkdir -p dist/target/scala-2.13/app-fastopt/ && cp index.html globals.bundle.js dist/ && cp target/scala-2.13/app-opt/main.js dist/target/scala-2.13/app-fastopt/" }, "dependencies": { "@esbuild-plugins/node-globals-polyfill": "^0.1.1", diff --git a/sbtx b/sbtx new file mode 100755 index 0000000..5bd19df --- /dev/null +++ b/sbtx @@ -0,0 +1,664 @@ +#!/usr/bin/env bash +# +# A more capable sbt runner, coincidentally also called sbt. +# Author: Paul Phillips +# https://github.com/paulp/sbt-extras +# +# Generated from http://www.opensource.org/licenses/bsd-license.php +# Copyright (c) 2011, Paul Phillips. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# * Neither the name of the author nor the names of its contributors +# may be used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED +# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR +# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +set -o pipefail + +declare -r sbt_release_version="1.6.2" +declare -r sbt_unreleased_version="1.6.2" + +declare -r latest_213="2.13.8" +declare -r latest_212="2.12.15" +declare -r latest_211="2.11.12" +declare -r latest_210="2.10.7" +declare -r latest_29="2.9.3" +declare -r latest_28="2.8.2" + +declare -r buildProps="project/build.properties" + +declare -r sbt_launch_ivy_release_repo="https://repo.typesafe.com/typesafe/ivy-releases" +declare -r sbt_launch_ivy_snapshot_repo="https://repo.scala-sbt.org/scalasbt/ivy-snapshots" +declare -r sbt_launch_mvn_release_repo="https://repo1.maven.org/maven2" +declare -r sbt_launch_mvn_snapshot_repo="https://repo.scala-sbt.org/scalasbt/maven-snapshots" + +declare -r default_jvm_opts_common="-Xms512m -Xss2m -XX:MaxInlineLevel=18" +declare -r noshare_opts="-Dsbt.global.base=project/.sbtboot -Dsbt.boot.directory=project/.boot -Dsbt.ivy.home=project/.ivy -Dsbt.coursier.home=project/.coursier" + +declare sbt_jar sbt_dir sbt_create sbt_version sbt_script sbt_new +declare sbt_explicit_version +declare verbose noshare batch trace_level + +declare java_cmd="java" +declare sbt_launch_dir="$HOME/.sbt/launchers" +declare sbt_launch_repo + +# pull -J and -D options to give to java. +declare -a java_args scalac_args sbt_commands residual_args + +# args to jvm/sbt via files or environment variables +declare -a extra_jvm_opts extra_sbt_opts + +echoerr() { echo >&2 "$@"; } +vlog() { [[ -n "$verbose" ]] && echoerr "$@"; } +die() { + echo "Aborting: $*" + exit 1 +} + +setTrapExit() { + # save stty and trap exit, to ensure echo is re-enabled if we are interrupted. + SBT_STTY="$(stty -g 2>/dev/null)" + export SBT_STTY + + # restore stty settings (echo in particular) + onSbtRunnerExit() { + [ -t 0 ] || return + vlog "" + vlog "restoring stty: $SBT_STTY" + stty "$SBT_STTY" + } + + vlog "saving stty: $SBT_STTY" + trap onSbtRunnerExit EXIT +} + +# this seems to cover the bases on OSX, and someone will +# have to tell me about the others. +get_script_path() { + local path="$1" + [[ -L "$path" ]] || { + echo "$path" + return + } + + local -r target="$(readlink "$path")" + if [[ "${target:0:1}" == "/" ]]; then + echo "$target" + else + echo "${path%/*}/$target" + fi +} + +script_path="$(get_script_path "${BASH_SOURCE[0]}")" +declare -r script_path +script_name="${script_path##*/}" +declare -r script_name + +init_default_option_file() { + local overriding_var="${!1}" + local default_file="$2" + if [[ ! -r "$default_file" && "$overriding_var" =~ ^@(.*)$ ]]; then + local envvar_file="${BASH_REMATCH[1]}" + if [[ -r "$envvar_file" ]]; then + default_file="$envvar_file" + fi + fi + echo "$default_file" +} + +sbt_opts_file="$(init_default_option_file SBT_OPTS .sbtopts)" +sbtx_opts_file="$(init_default_option_file SBTX_OPTS .sbtxopts)" +jvm_opts_file="$(init_default_option_file JVM_OPTS .jvmopts)" + +build_props_sbt() { + [[ -r "$buildProps" ]] && + grep '^sbt\.version' "$buildProps" | tr '=\r' ' ' | awk '{ print $2; }' +} + +set_sbt_version() { + sbt_version="${sbt_explicit_version:-$(build_props_sbt)}" + [[ -n "$sbt_version" ]] || sbt_version=$sbt_release_version + export sbt_version +} + +url_base() { + local version="$1" + + case "$version" in + 0.7.*) echo "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/simple-build-tool" ;; + 0.10.*) echo "$sbt_launch_ivy_release_repo" ;; + 0.11.[12]) echo "$sbt_launch_ivy_release_repo" ;; + 0.*-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]-[0-9][0-9][0-9][0-9][0-9][0-9]) # ie "*-yyyymmdd-hhMMss" + echo "$sbt_launch_ivy_snapshot_repo" ;; + 0.*) echo "$sbt_launch_ivy_release_repo" ;; + *-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]T[0-9][0-9][0-9][0-9][0-9][0-9]) # ie "*-yyyymmddThhMMss" + echo "$sbt_launch_mvn_snapshot_repo" ;; + *) echo "$sbt_launch_mvn_release_repo" ;; + esac +} + +make_url() { + local version="$1" + + local base="${sbt_launch_repo:-$(url_base "$version")}" + + case "$version" in + 0.7.*) echo "$base/sbt-launch-0.7.7.jar" ;; + 0.10.*) echo "$base/org.scala-tools.sbt/sbt-launch/$version/sbt-launch.jar" ;; + 0.11.[12]) echo "$base/org.scala-tools.sbt/sbt-launch/$version/sbt-launch.jar" ;; + 0.*) echo "$base/org.scala-sbt/sbt-launch/$version/sbt-launch.jar" ;; + *) echo "$base/org/scala-sbt/sbt-launch/$version/sbt-launch-${version}.jar" ;; + esac +} + +addJava() { + vlog "[addJava] arg = '$1'" + java_args+=("$1") +} +addSbt() { + vlog "[addSbt] arg = '$1'" + sbt_commands+=("$1") +} +addScalac() { + vlog "[addScalac] arg = '$1'" + scalac_args+=("$1") +} +addResidual() { + vlog "[residual] arg = '$1'" + residual_args+=("$1") +} + +addResolver() { addSbt "set resolvers += $1"; } + +addDebugger() { addJava "-Xdebug" && addJava "-Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=$1"; } + +setThisBuild() { + vlog "[addBuild] args = '$*'" + local key="$1" && shift + addSbt "set $key in ThisBuild := $*" +} +setScalaVersion() { + [[ "$1" == *"-SNAPSHOT" ]] && addResolver 'Resolver.sonatypeRepo("snapshots")' + addSbt "++ $1" +} +setJavaHome() { + java_cmd="$1/bin/java" + setThisBuild javaHome "_root_.scala.Some(file(\"$1\"))" + export JAVA_HOME="$1" + export JDK_HOME="$1" + export PATH="$JAVA_HOME/bin:$PATH" +} + +getJavaVersion() { + local -r str=$("$1" -version 2>&1 | grep -E -e '(java|openjdk) version' | awk '{ print $3 }' | tr -d '"') + + # java -version on java8 says 1.8.x + # but on 9 and 10 it's 9.x.y and 10.x.y. + if [[ "$str" =~ ^1\.([0-9]+)(\..*)?$ ]]; then + echo "${BASH_REMATCH[1]}" + # Fixes https://github.com/dwijnand/sbt-extras/issues/326 + elif [[ "$str" =~ ^([0-9]+)(\..*)?(-ea)?$ ]]; then + echo "${BASH_REMATCH[1]}" + elif [[ -n "$str" ]]; then + echoerr "Can't parse java version from: $str" + fi +} + +checkJava() { + # Warn if there is a Java version mismatch between PATH and JAVA_HOME/JDK_HOME + + [[ -n "$JAVA_HOME" && -e "$JAVA_HOME/bin/java" ]] && java="$JAVA_HOME/bin/java" + [[ -n "$JDK_HOME" && -e "$JDK_HOME/lib/tools.jar" ]] && java="$JDK_HOME/bin/java" + + if [[ -n "$java" ]]; then + pathJavaVersion=$(getJavaVersion java) + homeJavaVersion=$(getJavaVersion "$java") + if [[ "$pathJavaVersion" != "$homeJavaVersion" ]]; then + echoerr "Warning: Java version mismatch between PATH and JAVA_HOME/JDK_HOME, sbt will use the one in PATH" + echoerr " Either: fix your PATH, remove JAVA_HOME/JDK_HOME or use -java-home" + echoerr " java version from PATH: $pathJavaVersion" + echoerr " java version from JAVA_HOME/JDK_HOME: $homeJavaVersion" + fi + fi +} + +java_version() { + local -r version=$(getJavaVersion "$java_cmd") + vlog "Detected Java version: $version" + echo "$version" +} + +is_apple_silicon() { [[ "$(uname -s)" == "Darwin" && "$(uname -m)" == "arm64" ]]; } + +# MaxPermSize critical on pre-8 JVMs but incurs noisy warning on 8+ +default_jvm_opts() { + local -r v="$(java_version)" + if [[ $v -ge 17 ]]; then + echo "$default_jvm_opts_common" + elif [[ $v -ge 10 ]]; then + if is_apple_silicon; then + # As of Dec 2020, JVM for Apple Silicon (M1) doesn't support JVMCI + echo "$default_jvm_opts_common" + else + echo "$default_jvm_opts_common -XX:+UnlockExperimentalVMOptions -XX:+UseJVMCICompiler" + fi + elif [[ $v -ge 8 ]]; then + echo "$default_jvm_opts_common" + else + echo "-XX:MaxPermSize=384m $default_jvm_opts_common" + fi +} + +execRunner() { + # print the arguments one to a line, quoting any containing spaces + vlog "# Executing command line:" && { + for arg; do + if [[ -n "$arg" ]]; then + if printf "%s\n" "$arg" | grep -q ' '; then + printf >&2 "\"%s\"\n" "$arg" + else + printf >&2 "%s\n" "$arg" + fi + fi + done + vlog "" + } + + setTrapExit + + if [[ -n "$batch" ]]; then + "$@" /dev/null 2>&1; then + curl --fail --silent --location "$url" --output "$jar" + elif command -v wget >/dev/null 2>&1; then + wget -q -O "$jar" "$url" + fi + } && [[ -r "$jar" ]] +} + +acquire_sbt_jar() { + { + sbt_jar="$(jar_file "$sbt_version")" + [[ -r "$sbt_jar" ]] + } || { + sbt_jar="$HOME/.ivy2/local/org.scala-sbt/sbt-launch/$sbt_version/jars/sbt-launch.jar" + [[ -r "$sbt_jar" ]] + } || { + sbt_jar="$(jar_file "$sbt_version")" + jar_url="$(make_url "$sbt_version")" + + echoerr "Downloading sbt launcher for ${sbt_version}:" + echoerr " From ${jar_url}" + echoerr " To ${sbt_jar}" + + download_url "${jar_url}" "${sbt_jar}" + + case "${sbt_version}" in + 0.*) + vlog "SBT versions < 1.0 do not have published MD5 checksums, skipping check" + echo "" + ;; + *) verify_sbt_jar "${sbt_jar}" ;; + esac + } +} + +verify_sbt_jar() { + local jar="${1}" + local md5="${jar}.md5" + md5url="$(make_url "${sbt_version}").md5" + + echoerr "Downloading sbt launcher ${sbt_version} md5 hash:" + echoerr " From ${md5url}" + echoerr " To ${md5}" + + download_url "${md5url}" "${md5}" >/dev/null 2>&1 + + if command -v md5sum >/dev/null 2>&1; then + if echo "$(cat "${md5}") ${jar}" | md5sum -c -; then + rm -rf "${md5}" + return 0 + else + echoerr "Checksum does not match" + return 1 + fi + elif command -v md5 >/dev/null 2>&1; then + if [ "$(md5 -q "${jar}")" == "$(cat "${md5}")" ]; then + rm -rf "${md5}" + return 0 + else + echoerr "Checksum does not match" + return 1 + fi + elif command -v openssl >/dev/null 2>&1; then + if [ "$(openssl md5 -r "${jar}" | awk '{print $1}')" == "$(cat "${md5}")" ]; then + rm -rf "${md5}" + return 0 + else + echoerr "Checksum does not match" + return 1 + fi + else + echoerr "Could not find an MD5 command" + return 1 + fi +} + +usage() { + set_sbt_version + cat < display stack traces with a max of frames (default: -1, traces suppressed) + -debug-inc enable debugging log for the incremental compiler + -no-colors disable ANSI color codes + -sbt-create start sbt even if current directory contains no sbt project + -sbt-dir path to global settings/plugins directory (default: ~/.sbt/) + -sbt-boot path to shared boot directory (default: ~/.sbt/boot in 0.11+) + -ivy path to local Ivy repository (default: ~/.ivy2) + -no-share use all local caches; no sharing + -offline put sbt in offline mode + -jvm-debug Turn on JVM debugging, open at the given port. + -batch Disable interactive mode + -prompt Set the sbt prompt; in expr, 's' is the State and 'e' is Extracted + -script Run the specified file as a scala script + + # sbt version (default: sbt.version from $buildProps if present, otherwise $sbt_release_version) + -sbt-version use the specified version of sbt (default: $sbt_release_version) + -sbt-force-latest force the use of the latest release of sbt: $sbt_release_version + -sbt-dev use the latest pre-release version of sbt: $sbt_unreleased_version + -sbt-jar use the specified jar as the sbt launcher + -sbt-launch-dir directory to hold sbt launchers (default: $sbt_launch_dir) + -sbt-launch-repo repo url for downloading sbt launcher jar (default: $(url_base "$sbt_version")) + + # scala version (default: as chosen by sbt) + -28 use $latest_28 + -29 use $latest_29 + -210 use $latest_210 + -211 use $latest_211 + -212 use $latest_212 + -213 use $latest_213 + -scala-home use the scala build at the specified directory + -scala-version use the specified version of scala + -binary-version use the specified scala version when searching for dependencies + + # java version (default: java from PATH, currently $(java -version 2>&1 | grep version)) + -java-home alternate JAVA_HOME + + # passing options to the jvm - note it does NOT use JAVA_OPTS due to pollution + # The default set is used if JVM_OPTS is unset and no -jvm-opts file is found + $(default_jvm_opts) + JVM_OPTS environment variable holding either the jvm args directly, or + the reference to a file containing jvm args if given path is prepended by '@' (e.g. '@/etc/jvmopts') + Note: "@"-file is overridden by local '.jvmopts' or '-jvm-opts' argument. + -jvm-opts file containing jvm args (if not given, .jvmopts in project root is used if present) + -Dkey=val pass -Dkey=val directly to the jvm + -J-X pass option -X directly to the jvm (-J is stripped) + + # passing options to sbt, OR to this runner + SBT_OPTS environment variable holding either the sbt args directly, or + the reference to a file containing sbt args if given path is prepended by '@' (e.g. '@/etc/sbtopts') + Note: "@"-file is overridden by local '.sbtopts' or '-sbt-opts' argument. + -sbt-opts file containing sbt args (if not given, .sbtopts in project root is used if present) + -S-X add -X to sbt's scalacOptions (-S is stripped) + + # passing options exclusively to this runner + SBTX_OPTS environment variable holding either the sbt-extras args directly, or + the reference to a file containing sbt-extras args if given path is prepended by '@' (e.g. '@/etc/sbtxopts') + Note: "@"-file is overridden by local '.sbtxopts' or '-sbtx-opts' argument. + -sbtx-opts file containing sbt-extras args (if not given, .sbtxopts in project root is used if present) +EOM + exit 0 +} + +process_args() { + require_arg() { + local type="$1" + local opt="$2" + local arg="$3" + + if [[ -z "$arg" ]] || [[ "${arg:0:1}" == "-" ]]; then + die "$opt requires <$type> argument" + fi + } + while [[ $# -gt 0 ]]; do + case "$1" in + -h | -help) usage ;; + -v) verbose=true && shift ;; + -d) addSbt "--debug" && shift ;; + -w) addSbt "--warn" && shift ;; + -q) addSbt "--error" && shift ;; + -x) shift ;; # currently unused + -trace) require_arg integer "$1" "$2" && trace_level="$2" && shift 2 ;; + -debug-inc) addJava "-Dxsbt.inc.debug=true" && shift ;; + + -no-colors) addJava "-Dsbt.log.noformat=true" && addJava "-Dsbt.color=false" && shift ;; + -sbt-create) sbt_create=true && shift ;; + -sbt-dir) require_arg path "$1" "$2" && sbt_dir="$2" && shift 2 ;; + -sbt-boot) require_arg path "$1" "$2" && addJava "-Dsbt.boot.directory=$2" && shift 2 ;; + -ivy) require_arg path "$1" "$2" && addJava "-Dsbt.ivy.home=$2" && shift 2 ;; + -no-share) noshare=true && shift ;; + -offline) addSbt "set offline in Global := true" && shift ;; + -jvm-debug) require_arg port "$1" "$2" && addDebugger "$2" && shift 2 ;; + -batch) batch=true && shift ;; + -prompt) require_arg "expr" "$1" "$2" && setThisBuild shellPrompt "(s => { val e = Project.extract(s) ; $2 })" && shift 2 ;; + -script) require_arg file "$1" "$2" && sbt_script="$2" && addJava "-Dsbt.main.class=sbt.ScriptMain" && shift 2 ;; + + -sbt-version) require_arg version "$1" "$2" && sbt_explicit_version="$2" && shift 2 ;; + -sbt-force-latest) sbt_explicit_version="$sbt_release_version" && shift ;; + -sbt-dev) sbt_explicit_version="$sbt_unreleased_version" && shift ;; + -sbt-jar) require_arg path "$1" "$2" && sbt_jar="$2" && shift 2 ;; + -sbt-launch-dir) require_arg path "$1" "$2" && sbt_launch_dir="$2" && shift 2 ;; + -sbt-launch-repo) require_arg path "$1" "$2" && sbt_launch_repo="$2" && shift 2 ;; + + -28) setScalaVersion "$latest_28" && shift ;; + -29) setScalaVersion "$latest_29" && shift ;; + -210) setScalaVersion "$latest_210" && shift ;; + -211) setScalaVersion "$latest_211" && shift ;; + -212) setScalaVersion "$latest_212" && shift ;; + -213) setScalaVersion "$latest_213" && shift ;; + + -scala-version) require_arg version "$1" "$2" && setScalaVersion "$2" && shift 2 ;; + -binary-version) require_arg version "$1" "$2" && setThisBuild scalaBinaryVersion "\"$2\"" && shift 2 ;; + -scala-home) require_arg path "$1" "$2" && setThisBuild scalaHome "_root_.scala.Some(file(\"$2\"))" && shift 2 ;; + -java-home) require_arg path "$1" "$2" && setJavaHome "$2" && shift 2 ;; + -sbt-opts) require_arg path "$1" "$2" && sbt_opts_file="$2" && shift 2 ;; + -sbtx-opts) require_arg path "$1" "$2" && sbtx_opts_file="$2" && shift 2 ;; + -jvm-opts) require_arg path "$1" "$2" && jvm_opts_file="$2" && shift 2 ;; + + -D*) addJava "$1" && shift ;; + -J*) addJava "${1:2}" && shift ;; + -S*) addScalac "${1:2}" && shift ;; + + new) sbt_new=true && : ${sbt_explicit_version:=$sbt_release_version} && addResidual "$1" && shift ;; + + *) addResidual "$1" && shift ;; + esac + done +} + +# process the direct command line arguments +process_args "$@" + +# skip #-styled comments and blank lines +readConfigFile() { + local end=false + until $end; do + read -r || end=true + [[ $REPLY =~ ^# ]] || [[ -z $REPLY ]] || echo "$REPLY" + done <"$1" +} + +# if there are file/environment sbt_opts, process again so we +# can supply args to this runner +if [[ -r "$sbt_opts_file" ]]; then + vlog "Using sbt options defined in file $sbt_opts_file" + while read -r opt; do extra_sbt_opts+=("$opt"); done < <(readConfigFile "$sbt_opts_file") +elif [[ -n "$SBT_OPTS" && ! ("$SBT_OPTS" =~ ^@.*) ]]; then + vlog "Using sbt options defined in variable \$SBT_OPTS" + IFS=" " read -r -a extra_sbt_opts <<<"$SBT_OPTS" +else + vlog "No extra sbt options have been defined" +fi + +# if there are file/environment sbtx_opts, process again so we +# can supply args to this runner +if [[ -r "$sbtx_opts_file" ]]; then + vlog "Using sbt options defined in file $sbtx_opts_file" + while read -r opt; do extra_sbt_opts+=("$opt"); done < <(readConfigFile "$sbtx_opts_file") +elif [[ -n "$SBTX_OPTS" && ! ("$SBTX_OPTS" =~ ^@.*) ]]; then + vlog "Using sbt options defined in variable \$SBTX_OPTS" + IFS=" " read -r -a extra_sbt_opts <<<"$SBTX_OPTS" +else + vlog "No extra sbt options have been defined" +fi + +[[ -n "${extra_sbt_opts[*]}" ]] && process_args "${extra_sbt_opts[@]}" + +# reset "$@" to the residual args +set -- "${residual_args[@]}" +argumentCount=$# + +# set sbt version +set_sbt_version + +checkJava + +# only exists in 0.12+ +setTraceLevel() { + case "$sbt_version" in + "0.7."* | "0.10."* | "0.11."*) echoerr "Cannot set trace level in sbt version $sbt_version" ;; + *) setThisBuild traceLevel "$trace_level" ;; + esac +} + +# set scalacOptions if we were given any -S opts +[[ ${#scalac_args[@]} -eq 0 ]] || addSbt "set scalacOptions in ThisBuild += \"${scalac_args[*]}\"" + +[[ -n "$sbt_explicit_version" && -z "$sbt_new" ]] && addJava "-Dsbt.version=$sbt_explicit_version" +vlog "Detected sbt version $sbt_version" + +if [[ -n "$sbt_script" ]]; then + residual_args=("$sbt_script" "${residual_args[@]}") +else + # no args - alert them there's stuff in here + ((argumentCount > 0)) || { + vlog "Starting $script_name: invoke with -help for other options" + residual_args=(shell) + } +fi + +# verify this is an sbt dir, -create was given or user attempts to run a scala script +[[ -r ./build.sbt || -d ./project || -n "$sbt_create" || -n "$sbt_script" || -n "$sbt_new" ]] || { + cat <