@solana/fast-stable-stringify/dist/index.node.cjs

Deterministic stringification for when performance and bundle size matters

'use strict';

// src/index.ts
var objToString = Object.prototype.toString;
var objKeys = Object.keys || function(obj) {
  const keys = [];
  for (const name in obj) {
    keys.push(name);
  }
  return keys;
};
function stringify(val, isArrayProp) {
  let i, max, str, keys, key, propVal, toStr;
  if (val === true) {
    return "true";
  }
  if (val === false) {
    return "false";
  }
  switch (typeof val) {
    case "object":
      if (val === null) {
        return null;
      } else if ("toJSON" in val && typeof val.toJSON === "function") {
        return stringify(val.toJSON(), isArrayProp);
      } else {
        toStr = objToString.call(val);
        if (toStr === "[object Array]") {
          str = "[";
          max = val.length - 1;
          for (i = 0; i < max; i++) {
            str += stringify(val[i], true) + ",";
          }
          if (max > -1) {
            str += stringify(val[i], true);
          }
          return str + "]";
        } else if (toStr === "[object Object]") {
          keys = objKeys(val).sort();
          max = keys.length;
          str = "";
          i = 0;
          while (i < max) {
            key = keys[i];
            propVal = stringify(val[key], false);
            if (propVal !== void 0) {
              if (str) {
                str += ",";
              }
              str += JSON.stringify(key) + ":" + propVal;
            }
            i++;
          }
          return "{" + str + "}";
        } else {
          return JSON.stringify(val);
        }
      }
    case "function":
    case "undefined":
      return isArrayProp ? null : void 0;
    case "bigint":
      return `${val.toString()}n`;
    case "string":
      return JSON.stringify(val);
    default:
      return isFinite(val) ? val : null;
  }
}
function index_default(val) {
  const returnVal = stringify(val, false);
  if (returnVal !== void 0) {
    return "" + returnVal;
  }
}

module.exports = index_default;
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