Initial support for context and focus (see Issue #218).

scripts/bash/task_functions.sh

@@ -0,0 +1,26 @@
+CONFIRM_PROMPT='are you sure'
+task_config ()
+{
+    var="${1}"
+    shift
+    value="${@}"
+    echo y | task config $var "$value" | grep -iv "$CONFIRM_PROMPT"
+}
+task_vars ()
+{
+    task _show | grep "^.*${1}.*=" | cut -d'=' -f1
+}
+task_get ()
+{
+    task _show | grep "^${1}=" | cut -d'=' -f2
+}
+task_color ()
+{
+    color="${1}"
+    shift
+    text="${@}"
+    task rc.verbose=nothing rc._forcecolor=yes color ${color} | grep 'task color' | \
+       tail -n 1 | sed -e 's/^  //' -e "s/task color ${color}/${text}/"
+}
+
+