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https://github.com/dart-lang/sdk
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2ff2af7921
- Make a snapshot in Dart 2 mode - Check for the VM argument `--preview-dart-2` and run the correct snapshot Towards fixing https://github.com/dart-lang/sdk/issues/32188 Change-Id: I56d5e7f268ff40b80783fae571981705536280f2 Reviewed-on: https://dart-review.googlesource.com/54743 Commit-Queue: Nate Bosch <nbosch@google.com> Reviewed-by: Keerti Parthasarathy <keertip@google.com> Reviewed-by: Kevin Moore <kevmoo@google.com>
51 lines
1.4 KiB
Bash
Executable file
51 lines
1.4 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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# for details. All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE file.
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# Run pub.dart on the Dart VM. This script assumes the Dart SDK's directory
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# structure.
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function follow_links() {
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file="$1"
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while [ -h "$file" ]; do
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# On Mac OS, readlink -f doesn't work.
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file="$(readlink "$file")"
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done
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echo "$file"
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}
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function array_contains() {
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local needle="$1"
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local element
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shift
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for element; do [ "$element" = "$needle" ] && return 0; done
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return 1
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}
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# Unlike $0, $BASH_SOURCE points to the absolute path of this file.
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PROG_NAME="$(follow_links "$BASH_SOURCE")"
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# Handle the case where dart-sdk/bin has been symlinked to.
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BIN_DIR="$(cd "${PROG_NAME%/*}" ; pwd -P)"
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unset VM_OPTIONS
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declare -a VM_OPTIONS
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# Allow extra VM options to be passed in through an environment variable.
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if [[ $DART_VM_OPTIONS ]]; then
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read -a OPTIONS <<< "$DART_VM_OPTIONS"
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VM_OPTIONS+=("${OPTIONS[@]}")
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fi
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# Run the pub snapshot.
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DART="$BIN_DIR/dart"
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if array_contains "--preview-dart-2" "${VM_OPTIONS[@]}"; then
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SNAPSHOT="$BIN_DIR/snapshots/pub2.dart.snapshot"
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exec "$DART" "${VM_OPTIONS[@]}" "$SNAPSHOT" "$@"
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else
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SNAPSHOT="$BIN_DIR/snapshots/pub.dart.snapshot"
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exec "$DART" "${VM_OPTIONS[@]}" "$SNAPSHOT" "$@"
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fi
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