| /** |
| * @fileoverview Rule to enforce default clauses in switch statements to be last |
| * @author Milos Djermanovic |
| */ |
| |
| "use strict"; |
| |
| //------------------------------------------------------------------------------ |
| // Rule Definition |
| //------------------------------------------------------------------------------ |
| |
| /** @type {import('../shared/types').Rule} */ |
| module.exports = { |
| meta: { |
| type: "suggestion", |
| |
| docs: { |
| description: "enforce default clauses in switch statements to be last", |
| recommended: false, |
| url: "https://eslint.org/docs/rules/default-case-last" |
| }, |
| |
| schema: [], |
| |
| messages: { |
| notLast: "Default clause should be the last clause." |
| } |
| }, |
| |
| create(context) { |
| return { |
| SwitchStatement(node) { |
| const cases = node.cases, |
| indexOfDefault = cases.findIndex(c => c.test === null); |
| |
| if (indexOfDefault !== -1 && indexOfDefault !== cases.length - 1) { |
| const defaultClause = cases[indexOfDefault]; |
| |
| context.report({ node: defaultClause, messageId: "notLast" }); |
| } |
| } |
| }; |
| } |
| }; |