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Library for Creating an Operational Data Hub on MarkLogic

There is a newer version: 6.1.1

(:
  Copyright (c) 2021 MarkLogic Corporation

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
:)
xquery version "1.0-ml";

module namespace err = "http://marklogic.com/data-hub/err";

import module namespace functx = "http://www.functx.com"
  at "/MarkLogic/functx/functx-1.0-nodoc-2007-01.xqy";

declare option xdmp:mapping "false";

declare %private function err:to-camel($str)
{
  let $toks := fn:tokenize($str, "-")
  return
    fn:string-join((
      $toks[1],
      fn:subsequence($toks, 2) ! functx:capitalize-first(.)
    ), "")
};

declare function err:error-to-json($error as element(error:error))
{
  let $o := json:object()
  let $_ :=
    for $e in $error/*[fn:not(self::error:stack or self::error:data)]
    return
      map:put($o, err:to-camel(fn:local-name($e)), fn:string($e))
  let $_ :=
    let $data := json:array()
    let $_ :=
      for $datum in $error/error:data/error:datum
      return
        json:array-push($data, fn:string($datum))
    return
      map:put($o, "data", $data)
  let $_ :=
    let $stack := json:array()
    let $_ :=
      for $frame in $error/error:stack/error:frame
      let $f := json:object()
      let $_ :=
        for $e in $frame/*[fn:not(self::error:variables)]
        return
          map:put($f, err:to-camel(fn:local-name($e)), fn:string($e))
      let $_ :=
        let $variables := json:object()
        let $_ :=
          for $variable in $frame/error:variables/error:variable
          return
            map:put($variables, $variable/error:name/fn:string(), $variable/error:value/fn:data(.))
        return
          map:put($f, "variables", $variables)
      return
        json:array-push($stack, $f)
    return
      map:put($o, "stacks", $stack)
  return
    $o
};