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19 lines
407 B
19 lines
407 B
9 years ago
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var utils = require('../utils');
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/**
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* Perform `op` on the `left` and `right` operands.
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*
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* @param {String} op
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* @param {Node} left
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* @param {Node} right
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* @return {Node}
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* @api public
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*/
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module.exports = function operate(op, left, right){
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utils.assertType(op, 'string', 'op');
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utils.assertPresent(left, 'left');
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utils.assertPresent(right, 'right');
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return left.operate(op.val, right);
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};
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