2 * @fileoverview Rule to enforce default clauses in switch statements to be last
3 * @author Milos Djermanovic
8 //------------------------------------------------------------------------------
10 //------------------------------------------------------------------------------
17 description: "enforce default clauses in switch statements to be last",
18 category: "Best Practices",
20 url: "https://eslint.org/docs/rules/default-case-last"
26 notLast: "Default clause should be the last clause."
32 SwitchStatement(node) {
33 const cases = node.cases,
34 indexOfDefault = cases.findIndex(c => c.test === null);
36 if (indexOfDefault !== -1 && indexOfDefault !== cases.length - 1) {
37 const defaultClause = cases[indexOfDefault];
39 context.report({ node: defaultClause, messageId: "notLast" });