@nodesecure/js-x-ray/dist/probes/isLiteralRegex.js

JavaScript AST XRay analysis

import safeRegex from "safe-regex";
// Import Internal Dependencies
import { SourceFile } from "../SourceFile.js";
import { generateWarning } from "../warnings.js";
/**
 * @description Search for RegExpLiteral AST Node
 * @see https://github.com/estree/estree/blob/master/es5.md#regexpliteral
 * @example
 * /hello/
 */
function validateNode(node) {
    return [
        node.type === "Literal" && "regex" in node
    ];
}
function main(node, options) {
    const { sourceFile } = options;
    // We use the safe-regex package to detect whether or not regex is safe!
    if (!safeRegex(node.regex.pattern)) {
        sourceFile.warnings.push(generateWarning("unsafe-regex", { value: node.regex.pattern, location: node.loc }));
    }
}
export default {
    name: "isLiteralRegex",
    validateNode,
    main,
    breakOnMatch: false
};
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