js-slang/dist/parser/source/rules/noFunctionDeclarationWithoutIdentifier.js

Javascript-based implementations of Source, written in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.NoFunctionDeclarationWithoutIdentifierError = void 0;
const errors_1 = require("../../errors");
class NoFunctionDeclarationWithoutIdentifierError extends errors_1.RuleError {
    explain() {
        return `The 'function' keyword needs to be followed by a name.`;
    }
    elaborate() {
        return 'Function declarations without a name are similar to function expressions, which are banned.';
    }
}
exports.NoFunctionDeclarationWithoutIdentifierError = NoFunctionDeclarationWithoutIdentifierError;
const noFunctionDeclarationWithoutIdentifier = {
    name: 'no-function-declaration-without-identifier',
    checkers: {
        FunctionDeclaration(node) {
            if (node.id === null) {
                return [new NoFunctionDeclarationWithoutIdentifierError(node)];
            }
            return [];
        }
    }
};
exports.default = noFunctionDeclarationWithoutIdentifier;
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