panels-normalise-uri/dist/cjs.js

normalise panels URIs

'use strict';

// original src: https://github.com/substack/path-browserify
function normaliseArray(parts, allowAboveRoot) {
  // if the path tries to go above the root, `up` ends up > 0
  var up = 0;
  for (var i = parts.length - 1; i >= 0; i--) {
    var last = parts[i];
    if (last === '.') {
      parts.splice(i, 1);
    } else if (last === '..') {
      parts.splice(i, 1);
      up++;
    } else if (up) {
      parts.splice(i, 1);
      up--;
    }
  }

  // if the path is allowed to go above the root, restore leading ..s
  if (allowAboveRoot) {
    for (; up--; up) {
      parts.unshift('..');
    }
  }

  return parts;
}

function normalisePath(rawPath) {
  var isAbsolute = rawPath.charAt(0) === '/';
  var trailingSlash = rawPath.substr(-1) === '/';

  // normalise the path
  var path = normaliseArray(rawPath.split('/').filter(function (p) {
    return !!p;
  }), !isAbsolute).join('/');

  if (!path && !isAbsolute) {
    path = '.';
  }
  if (path && trailingSlash) {
    path += '/';
  }

  return (isAbsolute ? '/' : '') + path;
}

var TRAILING_SLASH_REGEX = /\/$/;

function withTrailingSlash(uri) {
  return TRAILING_SLASH_REGEX.test(uri) ? uri : uri + "/";
}

var ORPHAN_TELEPORT = /(.*)https?:\/$/;

function normaliseUri(uri) {
  var finalUri = normalisePath(withTrailingSlash(uri));

  var matchOrphanTeleport = finalUri.match(ORPHAN_TELEPORT);

  if (matchOrphanTeleport) {
    finalUri = matchOrphanTeleport[1];
  }

  finalUri = finalUri.replace(/:\//g, '://');

  return finalUri;
}

module.exports = normaliseUri;
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