add a script to run the tutorials

runTutorials.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+# Runs all the Escher tutorials.
+# Requires the `escher` command available on the PATH.
+
+which escher > /dev/null
+if [ $? -ne 0 ]
+then
+	>&2 echo "Error: Could not find 'escher' in PATH"
+	exit 1
+fi
+
+src_dir="$GOPATH/src/github.com/gocircuit/escher/src/"
+tutorial_circuits="ShowIndex HelloWorld Break Debug Exec File TextMerge"
+
+for circuit in $tutorial_circuits
+do
+	# run each tutorial for at most 2 seconds
+	echo
+	echo
+	echo "################################################################################"
+	echo "### Running Escher tutorial $circuit ..."
+	echo "--------------------------------------------------------------------------------"
+	timeout  --foreground --kill-after=2 --signal=SIGINT 3s \
+		escher -src "$src_dir" "*tutorial.$circuit"
+	echo
+	echo "################################################################################"
+done
+