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This functionality is Sneak Peek status. This means that the APIs may change. We welcome your feedback, ideas, and code, but please use caution if you use this new functionality.

fluid.expect(name, members, target)

Checks an object for a list of members.

fluid.expect(name, members, target);

File name: RendererUtilities.js


name (String) A name for the component, to be used in any error message
members (Arrayable) A list of member names
target (Object) The object to examine

Return Value

None Throws an error if one of the listed members is not found in target.

See Also


var obj = {
    a: foo,
    b: bar
fluid.expect("My Test Object", ["a", "b", "c"], obj);

In this example, fluid.expect() will throw an error, with the string "My Test Object missing required parameter c."