eslint-plugin-unicorn/rules/utils/is-object-method.js

Various awesome ESLint rules

'use strict';
module.exports = (node, object, method) => {
	const {callee} = node;
	return (
		callee.type === 'MemberExpression' &&
		callee.object.type === 'Identifier' &&
		callee.object.name === object &&
		callee.property.type === 'Identifier' &&
		callee.property.name === method
	);
};