pkg/dev_compiler/tool/build_sdk.sh

#!/bin/bash
set -e
# switch to the root directory of dev_compiler
cd $( dirname "${BASH_SOURCE[0]}" )/..

echo "*** Patching SDK"
dart -c tool/patch_sdk.dart tool/input_sdk gen/patched_sdk

echo "*** Compiling SDK to JavaScript"

# TODO(jmesserly): break out dart:html & friends.
{ # Try
  dart -c tool/build_sdk.dart \
    --dart-sdk gen/patched_sdk \
    --dart-sdk-summary=build \
    --summary-out lib/sdk/ddc_sdk.sum \
    --modules=amd \
    -o lib/js/amd/dart_sdk.js \
    --modules=es6 \
    -o lib/js/es6/dart_sdk.js \
    --modules=common \
    -o lib/js/common/dart_sdk.js \
    --modules=legacy \
    -o lib/js/legacy/dart_sdk.js \
    "$@" > tool/sdk_expected_errors.txt
} || { # Catch
  # Show errors if the sdk didn't compile.
  cat tool/sdk_expected_errors.txt
  exit 1
}