chore(scripts): fail on pipe failures

Closes #922 #1172 #1289 #1291

Author: chirayuk

scripts/analyze.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 
 . $(dirname $0)/env.sh
 

scripts/env.sh

@@ -1,5 +1,5 @@
 #!/bin/false
-set -e
+set -e -o pipefail
 
 if [[ -z $ENV_SET ]]; then
   export ENV_SET=1

scripts/run-e2e-test.sh

@@ -2,7 +2,7 @@
 
 # Run E2E / Protractor tests.
 
-set -e
+set -e -o pipefail
 
 . $(dirname $0)/env.sh
 

scripts/run-test.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 
 . $(dirname $0)/env.sh
 

scripts/sauce/sauce_connect_setup.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 
 # Setup and start Sauce Connect for your TravisCI build
 # This script requires your .travis.yml to include the following two private env variables:

scripts/test-expression-extractor.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 
 . $(dirname $0)/env.sh
 

scripts/travis/after-success.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -e -o pipefail
 
 echo '*******************'
 echo '** AFTER_SUCCESS **'

scripts/travis/build.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 . "$(dirname $0)/../env.sh"
 
 echo '==========='

scripts/travis/install.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 
 sh -e /etc/init.d/xvfb start
 

scripts/travis/presubmit.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -e -o pipefail
 
 #  If we're on the presubmit branch, the dev Dart release, and all unit
 #  tests pass, merge the presubmit branch into master and push it.

scripts/travis/setup.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-set -e
+set -e -o pipefail
 
 
 echo Fetch Dart channel: $CHANNEL