30 lines
No EOL
773 B
JavaScript
30 lines
No EOL
773 B
JavaScript
BR.Util = {
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get: function(url, cb) {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', url, true);
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xhr.onload = function() {
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if ((xhr.status === 200 || xhr.status === 0) && xhr.responseText) {
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cb(null, xhr.responseText);
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} else {
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cb(BR.Util.getError(xhr));
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}
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};
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xhr.onerror = function() {
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cb(BR.Util.getError(xhr));
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};
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xhr.send();
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},
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getError: function(xhr) {
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var msg = 'no response from server';
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if (xhr.responseText) {
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msg = xhr.responseText;
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} else if (xhr.status || xhr.statusText) {
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msg = xhr.status + ': ' + xhr.statusText;
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}
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return new Error(msg);
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}
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}; |