red-rings-couchdb/util/group.js

// Generated by CoffeeScript 2.3.1
(function() {
  var group_as_stream, most, view_stream;

  group_as_stream = function(db_uri, app, view, level, min, max) {
    var params;
    params = {
      sorted: false,
      inclusive_end: true
    };
    level = parseInt(level);
    if (isNaN(level) || level < 0) {
      return most.empty();
    }
    params.group_level = level;
    // Use level=0 to simulate CouchDB's `group=false`.
    // Use level=999 to simulate CouchDB's `group=true` ("exact" grouping).
    if (min != null) {
      params.startkey = JSON.stringify(min);
    }
    if (max != null) {
      params.endkey = JSON.stringify(max);
    }
    return view_stream(db_uri, app, view, params);
  };

  module.exports = group_as_stream;

  view_stream = require('./view-stream');

  most = require('most');

}).call(this);