Bugfix: TypeError curValue is null

This commit is contained in:
djmaze 2021-09-03 09:30:53 +02:00
parent d71b36f09e
commit b65b77f518

View file

@ -7,17 +7,19 @@ function dispose(disposable) {
}
function typeCast(curValue, newValue) {
switch (typeof curValue)
{
case 'boolean': return 0 != newValue && !!newValue;
case 'number': return isFinite(newValue) ? parseFloat(newValue) : 0;
case 'string': return null != newValue ? '' + newValue : '';
case 'object':
if (curValue.constructor.reviveFromJson) {
return curValue.constructor.reviveFromJson(newValue);
if (null != curValue) {
switch (typeof curValue)
{
case 'boolean': return 0 != newValue && !!newValue;
case 'number': return isFinite(newValue) ? parseFloat(newValue) : 0;
case 'string': return null != newValue ? '' + newValue : '';
case 'object':
if (curValue.constructor.reviveFromJson) {
return curValue.constructor.reviveFromJson(newValue);
}
if (isArray(curValue) && !isArray(newValue))
return [];
}
if (isArray(curValue) && !isArray(newValue))
return [];
}
return newValue;
}
@ -84,39 +86,37 @@ export class AbstractModel {
revivePropertiesFromJson(json) {
let model = this.constructor;
try {
if (!model.validJson(json)) {
return false;
}
Object.entries(json).forEach(([key, value]) => {
if ('@' !== key[0]) {
key = key[0].toLowerCase() + key.substr(1);
switch (typeof this[key])
{
case 'function':
if (ko.isObservable(this[key])) {
this[key](typeCast(this[key](), value));
// console.log('Observable ' + (typeof this[key]()) + ' ' + (model.name) + '.' + key + ' revived');
}
// else console.log(model.name + '.' + key + ' is a function');
break;
case 'boolean':
case 'number':
case 'object':
case 'string':
this[key] = typeCast(this[key], value);
break;
// fall through
case 'undefined':
default:
// console.log((typeof this[key])+' '+(model.name)+'.'+key+' not revived');
}
}
});
} catch (e) {
console.log(model.name);
console.error(e);
if (!model.validJson(json)) {
return false;
}
Object.entries(json).forEach(([key, value]) => {
if ('@' !== key[0]) try {
key = key[0].toLowerCase() + key.substr(1);
switch (typeof this[key])
{
case 'function':
if (ko.isObservable(this[key])) {
this[key](typeCast(this[key](), value));
// console.log('Observable ' + (typeof this[key]()) + ' ' + (model.name) + '.' + key + ' revived');
}
// else console.log(model.name + '.' + key + ' is a function');
break;
case 'boolean':
case 'number':
case 'object':
case 'string':
this[key] = typeCast(this[key], value);
break;
// fall through
case 'undefined':
default:
// console.log((typeof this[key])+' '+(model.name)+'.'+key+' not revived');
}
} catch (e) {
console.log(model.name + '.' + key);
console.error(e);
}
});
return true;
}