@logicflow/extension
Version:
LogicFlow Extensions
85 lines (84 loc) • 2.68 kB
JavaScript
/* eslint-disable guard-for-in */
function type(obj) {
return Object.prototype.toString.call(obj);
}
function addSpace(depth) {
return ' '.repeat(depth);
}
function handleAttributes(obj) {
if (type(obj) === '[object Object]') {
return Object.keys(obj).reduce(function (tmp, key) {
var tmpKey = key;
if (key.charAt(0) === '-') {
tmpKey = key.substring(1);
}
tmp[tmpKey] = handleAttributes(obj[key]);
return tmp;
}, {});
}
if (Array.isArray(obj)) {
return obj.map(function (item) { return handleAttributes(item); });
}
return obj;
}
function getAttributes(obj) {
var tmp = obj;
try {
if (typeof tmp !== 'string') {
tmp = JSON.parse(obj);
}
}
catch (error) {
tmp = JSON.stringify(handleAttributes(obj)).replace(/"/g, "'");
}
return tmp;
}
var tn = '\t\n';
// @see issue https://github.com/didi/LogicFlow/issues/718, refactoring of function toXml
function toXml(obj, name, depth) {
var frontSpace = addSpace(depth);
var str = '';
var prefix = tn + frontSpace;
if (name === '-json')
return '';
if (name === '#text') {
return prefix + obj;
}
if (name === '#cdata-section') {
return "".concat(prefix, "<![CDATA[").concat(obj, "]]>");
}
if (name === '#comment') {
return "".concat(prefix, "<!--").concat(obj, "-->");
}
if ("".concat(name).charAt(0) === '-') {
return " ".concat(name.substring(1), "=\"").concat(getAttributes(obj), "\"");
}
if (Array.isArray(obj)) {
str += obj.map(function (item) { return toXml(item, name, depth + 1); }).join('');
}
else if (type(obj) === '[object Object]') {
var keys = Object.keys(obj);
var attributes_1 = '';
var children_1 = obj['-json'] ? tn + addSpace(depth + 1) + obj['-json'] : '';
str += "".concat(depth === 0 ? '' : prefix, "<").concat(name);
keys.forEach(function (k) {
k.charAt(0) === '-'
? (attributes_1 += toXml(obj[k], k, depth + 1))
: (children_1 += toXml(obj[k], k, depth + 1));
});
str +=
attributes_1 + (children_1 !== '' ? ">".concat(children_1).concat(prefix, "</").concat(name, ">") : ' />');
}
else {
str += "".concat(prefix, "<").concat(name, ">").concat(obj.toString(), "</").concat(name, ">");
}
return str;
}
function lfJson2Xml(obj) {
var xmlStr = '';
for (var key in obj) {
xmlStr += toXml(obj[key], key, 0);
}
return xmlStr;
}
export { lfJson2Xml, handleAttributes };