Added value expression for ? operator "contain key" (#334)

8 years ago · 1049cd7508
1 changed files with 1 additions and 0 deletions
--- a/lib/node/valueExpression.js
+++ b/lib/node/valueExpression.js
@ -148,6 +148,7 @@ var ValueExpressionMixin = function() {
    at         : atMethod,
    contains   : binaryMethod('@>'),
    containedBy : binaryMethod('<@'),
+    containsKey : binaryMethod('?'),
    overlap    : binaryMethod('&&'),
    slice      : sliceMethod,
    cast       : castMethod,