eslint-plugin-unicorn/rules/utils/resolve-variable-name.js

Various awesome ESLint rules

'use strict';

/**
Finds a variable named `name` in the scope `scope` (or it's parents).

@param {string} name - The variable name to be resolve.
@param {Scope} scope - The scope to look for the variable in.
@returns {Variable?} - The found variable, if any.
*/
module.exports = (name, scope) => {
	while (scope) {
		const variable = scope.set.get(name);

		if (variable) {
			return variable;
		}

		scope = scope.upper;
	}
};