GT2/GT2-Android/node_modules/formidable/lib/json_parser.js

39 lines
904 B
JavaScript

if (global.GENTLY) require = GENTLY.hijack(require);
var Buffer = require('buffer').Buffer;
function JSONParser(parent) {
this.parent = parent;
this.data = new Buffer('');
this.bytesWritten = 0;
}
exports.JSONParser = JSONParser;
JSONParser.prototype.initWithLength = function(length) {
this.data = new Buffer(length);
};
JSONParser.prototype.write = function(buffer) {
if (this.data.length >= this.bytesWritten + buffer.length) {
buffer.copy(this.data, this.bytesWritten);
} else {
this.data = Buffer.concat([this.data, buffer]);
}
this.bytesWritten += buffer.length;
return buffer.length;
};
JSONParser.prototype.end = function() {
try {
var fields = JSON.parse(this.data.toString('utf8'));
for (var field in fields) {
this.onField(field, fields[field]);
}
} catch (e) {
this.parent.emit('error', e);
}
this.data = null;
this.onEnd();
};