Member predicate DataFlow::InvokeNode::getASpreadArgument

Gets a data flow node corresponding to an array of values being passed as individual arguments to this invocation.

Examples:

x.push(...args);                     // 'args' is a spread argument
x.push(x, ...args, y, ...more);      // 'args' and 'more' are a spread arguments
Array.prototype.push.apply(x, args); // 'args' is a spread argument

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