@socketsecurity/lib/dist/ssri.js

Core utilities and infrastructure for Socket.dev security tools

"use strict";
/* Socket Lib - Built with esbuild */
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var ssri_exports = {};
__export(ssri_exports, {
  hexToSsri: () => hexToSsri,
  isValidHex: () => isValidHex,
  isValidSsri: () => isValidSsri,
  parseSsri: () => parseSsri,
  ssriToHex: () => ssriToHex
});
module.exports = __toCommonJS(ssri_exports);
// @__NO_SIDE_EFFECTS__
function ssriToHex(ssri) {
  const match = /^([a-z0-9]+)-([A-Za-z0-9+/]+=*)$/i.exec(ssri);
  if (!match || !match[2] || match[2].length < 2) {
    throw new Error(`Invalid SSRI format: ${ssri}`);
  }
  const base64Hash = match[2];
  const buffer = Buffer.from(base64Hash, "base64");
  return buffer.toString("hex");
}
// @__NO_SIDE_EFFECTS__
function hexToSsri(hex, algorithm = "sha256") {
  if (!/^[a-f0-9]+$/i.test(hex)) {
    throw new Error(`Invalid hex format: ${hex}`);
  }
  const buffer = Buffer.from(hex, "hex");
  const base64Hash = buffer.toString("base64");
  return `${algorithm}-${base64Hash}`;
}
// @__NO_SIDE_EFFECTS__
function isValidSsri(value) {
  return /^[a-z0-9]+-[A-Za-z0-9+/]{2,}=*$/i.test(value);
}
// @__NO_SIDE_EFFECTS__
function isValidHex(value) {
  return /^[a-f0-9]+$/i.test(value);
}
// @__NO_SIDE_EFFECTS__
function parseSsri(ssri) {
  const match = /^([a-z0-9]+)-([A-Za-z0-9+/]+=*)$/i.exec(ssri);
  if (!match || !match[1] || !match[2] || match[2].length < 2) {
    throw new Error(`Invalid SSRI format: ${ssri}`);
  }
  const algorithm = match[1];
  const base64Hash = match[2];
  return { algorithm, base64Hash };
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  hexToSsri,
  isValidHex,
  isValidSsri,
  parseSsri,
  ssriToHex
});