xunfeiAI/static/fast-xml-parser/src/util.js

88 lines
2.2 KiB
JavaScript

'use strict';
const nameStartChar = ':A-Za-z_\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD';
const nameChar = nameStartChar + '\\-.\\d\\u00B7\\u0300-\\u036F\\u203F-\\u2040';
const nameRegexp = '[' + nameStartChar + '][' + nameChar + ']*'
const regexName = new RegExp('^' + nameRegexp + '$');
const getAllMatches = function(string, regex) {
const matches = [];
let match = regex.exec(string);
while (match) {
const allmatches = [];
const len = match.length;
for (let index = 0; index < len; index++) {
allmatches.push(match[index]);
}
matches.push(allmatches);
match = regex.exec(string);
}
return matches;
};
const isName = function(string) {
const match = regexName.exec(string);
return !(match === null || typeof match === 'undefined');
};
exports.isExist = function(v) {
return typeof v !== 'undefined';
};
exports.isEmptyObject = function(obj) {
return Object.keys(obj).length === 0;
};
/**
* Copy all the properties of a into b.
* @param {*} target
* @param {*} a
*/
exports.merge = function(target, a, arrayMode) {
if (a) {
const keys = Object.keys(a); // will return an array of own properties
const len = keys.length; //don't make it inline
for (let i = 0; i < len; i++) {
if(arrayMode === 'strict'){
target[keys[i]] = [ a[keys[i]] ];
}else{
target[keys[i]] = a[keys[i]];
}
}
}
};
/* exports.merge =function (b,a){
return Object.assign(b,a);
} */
exports.getValue = function(v) {
if (exports.isExist(v)) {
return v;
} else {
return '';
}
};
// const fakeCall = function(a) {return a;};
// const fakeCallNoReturn = function() {};
exports.buildOptions = function(options, defaultOptions, props) {
var newOptions = {};
if (!options) {
return defaultOptions; //if there are not options
}
for (let i = 0; i < props.length; i++) {
if (options[props[i]] !== undefined) {
newOptions[props[i]] = options[props[i]];
} else {
newOptions[props[i]] = defaultOptions[props[i]];
}
}
return newOptions;
};
exports.isName = isName;
exports.getAllMatches = getAllMatches;
exports.nameRegexp = nameRegexp;