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node-red/editor/js/validators.js

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/**
* Copyright JS Foundation and other contributors, http://js.foundation
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*
* 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.
**/
RED.validators = {
number: function(blankAllowed){return function(v) { return (blankAllowed&&v==='') || (v!=='' && !isNaN(v));}},
regex: function(re){return function(v) { return re.test(v);}},
typedInput: function(ptypeName,isConfig) { return function(v) {
var ptype = $("#node-"+(isConfig?"config-":"")+"input-"+ptypeName).val() || this[ptypeName];
if (ptype === 'json') {
try {
JSON.parse(v);
return true;
} catch(err) {
return false;
}
} else if (ptype === 'msg' || ptype === 'flow' || ptype === 'global' ) {
return RED.utils.validatePropertyExpression(v);
} else if (ptype === 'num') {
return /^[+-]?[0-9]*\.?[0-9]*([eE][-+]?[0-9]+)?$/.test(v);
}
return true;
}}
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};