eslint-plugin-complete/dist/rules/consistent-enum-values.js

An ESLint plugin that contains useful rules.

import { createRule } from "../utils.js";
export const consistentEnumValues = createRule({
    name: "consistent-enum-values",
    meta: {
        type: "problem",
        docs: {
            description: "Requires consistent enum values",
            recommended: true,
            requiresTypeChecking: false,
        },
        schema: [],
        messages: {
            inconsistentValue: "The value of an enum member must be a string that exactly matches the enum name.",
        },
    },
    defaultOptions: [],
    create(context) {
        return {
            TSEnumMember(node) {
                // Ignore computed enums; those are intended to be checked with the
                // `@typescript-eslint/prefer-enum-initializers` rule.
                const { initializer } = node;
                if (initializer === undefined || !("value" in initializer)) {
                    return;
                }
                // Ignore number enums; those are intended to be checked with the `complete/no-number-enums`
                // rule.
                const enumValue = initializer.value;
                if (typeof enumValue !== "string") {
                    return;
                }
                const { id } = node;
                if (!("name" in id)) {
                    return;
                }
                const enumName = id.name;
                if (enumValue !== enumName) {
                    context.report({
                        node,
                        messageId: "inconsistentValue",
                    });
                }
            },
        };
    },
});