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Treat undefined properties as if they don't exist #220

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3 changes: 3 additions & 0 deletions source/basic.js
Original file line number Diff line number Diff line change
@@ -1,4 +1,7 @@
ValidatorContext.prototype.validateBasic = function validateBasic(data, schema, dataPointerPath) {
if (typeof data === "undefined") {
return null;
}
var error;
if (error = this.validateType(data, schema, dataPointerPath)) {
return error.prefixWith(null, "type");
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12 changes: 12 additions & 0 deletions test/all_concat.js

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2 changes: 1 addition & 1 deletion test/all_concat.js.map

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12 changes: 12 additions & 0 deletions test/tests/05 - Objects/03 - properties.js
Original file line number Diff line number Diff line change
Expand Up @@ -23,4 +23,16 @@ describe("Objects 03", function () {
var valid = tv4.validate(data, schema);
assert.isFalse(valid);
});

it("undefined key success", function () {
var data = {undefinedKey: undefined};
var schema = {
properties: {
undefinedKey: {"type": "integer"}
}
};
var valid = tv4.validate(data, schema);
assert.isTrue(valid);
});

});
3 changes: 3 additions & 0 deletions tv4.js
Original file line number Diff line number Diff line change
Expand Up @@ -717,6 +717,9 @@ function recursiveCompare(A, B) {
}

ValidatorContext.prototype.validateBasic = function validateBasic(data, schema, dataPointerPath) {
if (typeof data === "undefined") {
return null;
}
var error;
if (error = this.validateType(data, schema, dataPointerPath)) {
return error.prefixWith(null, "type");
Expand Down
2 changes: 1 addition & 1 deletion tv4.min.js

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