node/tools/eslint/lib/rules/no-debugger.js

/**
 * @fileoverview Rule to flag use of a debugger statement
 * @author Nicholas C. Zakas
 */

"use strict";

//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------

module.exports = {
    meta: {
        docs: {
            description: "disallow the use of `debugger`",
            category: "Possible Errors",
            recommended: true
        },
        fixable: "code",
        schema: []
    },

    create(context) {

        return {
            DebuggerStatement(node) {
                context.report({
                    node,
                    message: "Unexpected 'debugger' statement.",
                    fix(fixer) {
                        return fixer.remove(node);
                    }
                });
            }
        };

    }
};