Correctly trap errors in shell scripts (#1844)

Author: IvanGoncharov

resources/checkgit.sh

@@ -1,5 +1,5 @@
 # Exit immediately if any subcommand terminated
-trap "exit 1" TERM
+trap "exit 1" ERR
 
 #
 # This script determines if current git state is the up to date master. If so

resources/gitpublish.sh

@@ -1,7 +1,7 @@
-#!/bin/sh -e
+#!/bin/sh
 
 # Exit immediately if any subcommand terminated
-trap "exit 1" TERM
+trap "exit 1" ERR
 
 # This script maintains a git branch which mirrors master but in a form that
 # what will eventually be deployed to npm, allowing npm dependencies to use:

resources/prepublish.sh

@@ -1,5 +1,5 @@
 # Exit immediately if any subcommand terminated
-trap "exit 1" TERM
+trap "exit 1" ERR
 
 # Publishing to NPM is currently supported by Travis CI, which ensures that all
 # tests pass first and the deployed module contains the correct file structure.