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arangodb/js/server/modules/@arangodb/parser.js

73 lines
2.2 KiB
JavaScript

/* jshint strict: false, unused: false */
// //////////////////////////////////////////////////////////////////////////////
// / @brief parser functions
// /
// / @file
// /
// / DISCLAIMER
// /
// / Copyright 2011-2012 triagens GmbH, Cologne, Germany
// /
// / 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.
// /
// / Copyright holder is triAGENS GmbH, Cologne, Germany
// /
// / @author Dr. Frank Celler
// / @author Copyright 2011-2012, triAGENS GmbH, Cologne, Germany
// //////////////////////////////////////////////////////////////////////////////
var arangodb = require('@arangodb');
// //////////////////////////////////////////////////////////////////////////////
// / @brief parses a number
// //////////////////////////////////////////////////////////////////////////////
exports.number = function (value, info, lang) {
var error;
var format;
var result;
if (info.hasOwnProperty('format')) {
format = info.format;
if (format === '%d') {
result = parseInt(value, 10);
} else if (format === '%f') {
result = parseFloat(value);
} else if (format === '%x') {
result = parseInt(value, 16);
} else if (format === '%o') {
result = parseInt(value, 8);
} else {
error = new arangodb.ArangoError();
error.errorNum = arangodb.ERROR_NOT_IMPLEMENTED;
error.errorMessage = "format '" + format + "' not implemented";
throw error;
}
} else {
result = parseFloat(value);
}
if (result === null || result === undefined || isNaN(result)) {
error = new arangodb.ArangoError();
error.errorNum = arangodb.ERROR_ARANGO_PARSER_FAILED;
error.errorMessage = "format '" + format + "' not implemented";
throw error;
}
return result;
};