Add node modules and compiled JavaScript from main (#54)

Co-authored-by: Oliver King <oking3@uncc.edu>
This commit is contained in:
github-actions[bot]
2022-06-29 15:41:55 -04:00
committed by GitHub
parent 4a983766a0
commit 52d71d28bd
6814 changed files with 2048539 additions and 2 deletions

8
node_modules/stream-buffers/lib/constants.js generated vendored Normal file
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'use strict';
module.exports = {
DEFAULT_INITIAL_SIZE: (8 * 1024),
DEFAULT_INCREMENT_AMOUNT: (8 * 1024),
DEFAULT_FREQUENCY: 1,
DEFAULT_CHUNK_SIZE: 1024
};

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'use strict';
var stream = require('stream');
var constants = require('./constants');
var util = require('util');
var ReadableStreamBuffer = module.exports = function(opts) {
var that = this;
opts = opts || {};
stream.Readable.call(this, opts);
this.stopped = false;
var frequency = opts.hasOwnProperty('frequency') ? opts.frequency : constants.DEFAULT_FREQUENCY;
var chunkSize = opts.chunkSize || constants.DEFAULT_CHUNK_SIZE;
var initialSize = opts.initialSize || constants.DEFAULT_INITIAL_SIZE;
var incrementAmount = opts.incrementAmount || constants.DEFAULT_INCREMENT_AMOUNT;
var size = 0;
var buffer = new Buffer(initialSize);
var allowPush = false;
var sendData = function() {
var amount = Math.min(chunkSize, size);
var sendMore = false;
if (amount > 0) {
var chunk = null;
chunk = new Buffer(amount);
buffer.copy(chunk, 0, 0, amount);
sendMore = that.push(chunk) !== false;
allowPush = sendMore;
buffer.copy(buffer, 0, amount, size);
size -= amount;
}
if(size === 0 && that.stopped) {
that.push(null);
}
if (sendMore) {
sendData.timeout = setTimeout(sendData, frequency);
}
else {
sendData.timeout = null;
}
};
this.stop = function() {
if (this.stopped) {
throw new Error('stop() called on already stopped ReadableStreamBuffer');
}
this.stopped = true;
if (size === 0) {
this.push(null);
}
};
this.size = function() {
return size;
};
this.maxSize = function() {
return buffer.length;
};
var increaseBufferIfNecessary = function(incomingDataSize) {
if((buffer.length - size) < incomingDataSize) {
var factor = Math.ceil((incomingDataSize - (buffer.length - size)) / incrementAmount);
var newBuffer = new Buffer(buffer.length + (incrementAmount * factor));
buffer.copy(newBuffer, 0, 0, size);
buffer = newBuffer;
}
};
var kickSendDataTask = function () {
if (!sendData.timeout && allowPush) {
sendData.timeout = setTimeout(sendData, frequency);
}
}
this.put = function(data, encoding) {
if (that.stopped) {
throw new Error('Tried to write data to a stopped ReadableStreamBuffer');
}
if(Buffer.isBuffer(data)) {
increaseBufferIfNecessary(data.length);
data.copy(buffer, size, 0);
size += data.length;
}
else {
data = data + '';
var dataSizeInBytes = Buffer.byteLength(data);
increaseBufferIfNecessary(dataSizeInBytes);
buffer.write(data, size, encoding || 'utf8');
size += dataSizeInBytes;
}
kickSendDataTask();
};
this._read = function() {
allowPush = true;
kickSendDataTask();
};
};
util.inherits(ReadableStreamBuffer, stream.Readable);

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node_modules/stream-buffers/lib/streambuffer.js generated vendored Normal file
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'use strict';
module.exports = require('./constants');
module.exports.ReadableStreamBuffer = require('./readable_streambuffer');
module.exports.WritableStreamBuffer = require('./writable_streambuffer');

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'use strict';
var util = require('util');
var stream = require('stream');
var constants = require('./constants');
var WritableStreamBuffer = module.exports = function(opts) {
opts = opts || {};
opts.decodeStrings = true;
stream.Writable.call(this, opts);
var initialSize = opts.initialSize || constants.DEFAULT_INITIAL_SIZE;
var incrementAmount = opts.incrementAmount || constants.DEFAULT_INCREMENT_AMOUNT;
var buffer = new Buffer(initialSize);
var size = 0;
this.size = function() {
return size;
};
this.maxSize = function() {
return buffer.length;
};
this.getContents = function(length) {
if(!size) return false;
var data = new Buffer(Math.min(length || size, size));
buffer.copy(data, 0, 0, data.length);
if(data.length < size)
buffer.copy(buffer, 0, data.length);
size -= data.length;
return data;
};
this.getContentsAsString = function(encoding, length) {
if(!size) return false;
var data = buffer.toString(encoding || 'utf8', 0, Math.min(length || size, size));
var dataLength = Buffer.byteLength(data);
if(dataLength < size)
buffer.copy(buffer, 0, dataLength);
size -= dataLength;
return data;
};
var increaseBufferIfNecessary = function(incomingDataSize) {
if((buffer.length - size) < incomingDataSize) {
var factor = Math.ceil((incomingDataSize - (buffer.length - size)) / incrementAmount);
var newBuffer = new Buffer(buffer.length + (incrementAmount * factor));
buffer.copy(newBuffer, 0, 0, size);
buffer = newBuffer;
}
};
this._write = function(chunk, encoding, callback) {
increaseBufferIfNecessary(chunk.length);
chunk.copy(buffer, size, 0);
size += chunk.length;
callback();
};
};
util.inherits(WritableStreamBuffer, stream.Writable);