eslint-plugin-mocha/rules/no-return-from-async.js

Eslint rules for mocha.

import { createMochaVisitors } from "../ast/mocha-visitors.js";
import { findReturnStatement } from "../ast/return-statement.js";
import { isLiteralOrUndefinedReturn } from "./mocha-return-rule.js";
function checkNodeForReturnFromAsync(context, node) {
    if (node.async !== true) {
        return;
    }
    if (node.body.type !== 'BlockStatement') {
        context.report({
            node: node.body,
            messageId: 'implicitReturnWithAsync'
        });
        return;
    }
    const returnStatement = findReturnStatement(node.body.body);
    if (returnStatement !== undefined && !isLiteralOrUndefinedReturn(returnStatement)) {
        context.report({
            node: returnStatement,
            messageId: 'unexpectedReturnWithAsync'
        });
    }
}
export const noReturnFromAsyncRule = {
    meta: {
        type: 'suggestion',
        docs: {
            description: 'Disallow returning from an async test or hook',
            recommended: false,
            url: 'https://github.com/lo1tuma/eslint-plugin-mocha/blob/main/documentation/rules/no-return-from-async.md'
        },
        schema: [],
        messages: {
            implicitReturnWithAsync: 'Confusing implicit return in a test with an async function',
            unexpectedReturnWithAsync: 'Unexpected use of `return` in a test with an async function'
        },
        languages: ['js/js']
    },
    create(context) {
        return createMochaVisitors(context, {
            anyTestEntityCallback(visitorContext) {
                checkNodeForReturnFromAsync(context, visitorContext.node);
            }
        });
    }
};
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