|
1234567891011121314151617181920212223242526272829303132333435363738394041424344 |
- /**
- * @fileoverview Rule to enforce default clauses in switch statements to be last
- * @author Milos Djermanovic
- */
-
- "use strict";
-
- //------------------------------------------------------------------------------
- // Rule Definition
- //------------------------------------------------------------------------------
-
- module.exports = {
- meta: {
- type: "suggestion",
-
- docs: {
- description: "enforce default clauses in switch statements to be last",
- category: "Best Practices",
- 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" });
- }
- }
- };
- }
- };
|