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node-red/red/util.js
2014-09-03 13:20:45 +01:00

32 lines
891 B
JavaScript

/**
* Copyright 2014 IBM Corp.
*
* 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.
**/
function ensureString(o) {
if (Buffer.isBuffer(o)) {
return o.toString();
} else if (typeof o === "object") {
return JSON.stringify(o);
} else if (typeof o === "string") {
return o;
}
return ""+o;
}
module.exports = {
ensureString: ensureString,
};