blob: 4d298784c24e8fff80379fb9ece14de738047caa [file] [log] [blame] [edit]
#!/usr/bin/env bash
# Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.
# Run pub.dart on the Dart VM. This script assumes the Dart SDK's directory
# structure.
function follow_links() {
file="$1"
while [ -h "$file" ]; do
# On Mac OS, readlink -f doesn't work.
file="$(readlink "$file")"
done
echo "$file"
}
function array_contains() {
local needle="$1"
local element
shift
for element; do [ "$element" = "$needle" ] && return 0; done
return 1
}
# Unlike $0, $BASH_SOURCE points to the absolute path of this file.
PROG_NAME="$(follow_links "$BASH_SOURCE")"
# Handle the case where dart-sdk/bin has been symlinked to.
BIN_DIR="$(cd "${PROG_NAME%/*}" ; pwd -P)"
unset VM_OPTIONS
declare -a VM_OPTIONS
# Allow extra VM options to be passed in through an environment variable.
if [[ $DART_VM_OPTIONS ]]; then
read -a OPTIONS <<< "$DART_VM_OPTIONS"
VM_OPTIONS+=("${OPTIONS[@]}")
fi
# Run the pub snapshot.
DART="$BIN_DIR/dart"
if array_contains "--no-preview-dart-2" "${VM_OPTIONS[@]}"; then
echo "Pub no longer supports Dart 1"
exit -1
else
SNAPSHOT="$BIN_DIR/snapshots/pub.dart.snapshot"
exec "$DART" "${VM_OPTIONS[@]}" "$SNAPSHOT" "$@"
fi