Function validateMethodOverride

spreadsheet/code/as-react-livescript/main.js:7256–7284

(proto, name)

	}

	function validateMethodOverride(proto, name) {
	  var specPolicy = ReactCompositeComponentInterface.hasOwnProperty(name) ?
	    ReactCompositeComponentInterface[name] :
	    null;

	  // Disallow overriding of base class methods unless explicitly allowed.
	  if (ReactCompositeComponentMixin.hasOwnProperty(name)) {
	    ("production" !== process.env.NODE_ENV ? invariant(
	      specPolicy === SpecPolicy.OVERRIDE_BASE,
	      'ReactCompositeComponentInterface: You are attempting to override ' +
	      '`%s` from your class specification. Ensure that your method names ' +
	      'do not overlap with React methods.',
	      name
	    ) : invariant(specPolicy === SpecPolicy.OVERRIDE_BASE));
	  }

	  // Disallow defining methods more than once unless explicitly allowed.
	  if (proto.hasOwnProperty(name)) {
	    ("production" !== process.env.NODE_ENV ? invariant(
	      specPolicy === SpecPolicy.DEFINE_MANY ||
	      specPolicy === SpecPolicy.DEFINE_MANY_MERGED,
	      'ReactCompositeComponentInterface: You are attempting to define ' +
	      '`%s` on your component more than once. This conflict may be due ' +
	      'to a mixin.',
	      name
	    ) : invariant(specPolicy === SpecPolicy.DEFINE_MANY ||
	    specPolicy === SpecPolicy.DEFINE_MANY_MERGED));
	  }
	}

	function validateLifeCycleOnReplaceState(instance) {
	  var compositeLifeCycleState = instance._compositeLifeCycleState;