Add Robot_JoyIt driver

node_modules/stream-json/streamers/StreamArray.js

@@ -0,0 +1,44 @@
+'use strict';
+
+const StreamBase = require('./StreamBase');
+const withParser = require('../utils/withParser');
+
+class StreamArray extends StreamBase {
+  static make(options) {
+    return new StreamArray(options);
+  }
+
+  static withParser(options) {
+    return withParser(StreamArray.make, options);
+  }
+
+  constructor(options) {
+    super(options);
+    this._level = 1;
+    this._counter = 0;
+  }
+
+  _wait(chunk, _, callback) {
+    // first chunk should open an array
+    if (chunk.name !== 'startArray') {
+      return callback(new Error('Top-level object should be an array.'));
+    }
+    this._transform = this._filter;
+    return this._transform(chunk, _, callback);
+  }
+
+  _push(discard) {
+    if (this._assembler.current.length) {
+      if (discard) {
+        ++this._counter;
+        this._assembler.current.pop();
+      } else {
+        this.push({key: this._counter++, value: this._assembler.current.pop()});
+      }
+    }
+  }
+}
+StreamArray.streamArray = StreamArray.make;
+StreamArray.make.Constructor = StreamArray;
+
+module.exports = StreamArray;

node_modules/stream-json/streamers/StreamBase.js

@@ -0,0 +1,101 @@
+'use strict';
+
+const {Transform} = require('stream');
+const Assembler = require('../Assembler');
+
+class Counter {
+  constructor(initialDepth) {
+    this.depth = initialDepth;
+  }
+  startObject() {
+    ++this.depth;
+  }
+  endObject() {
+    --this.depth;
+  }
+  startArray() {
+    ++this.depth;
+  }
+  endArray() {
+    --this.depth;
+  }
+}
+
+class StreamBase extends Transform {
+  constructor(options) {
+    super(Object.assign({}, options, {writableObjectMode: true, readableObjectMode: true}));
+    if (options) {
+      this.objectFilter = options.objectFilter;
+      this.includeUndecided = options.includeUndecided;
+    }
+    if (typeof this.objectFilter != 'function') {
+      this._filter = this._transform;
+    }
+    this._transform = this._wait || this._filter;
+    this._assembler = new Assembler(options);
+  }
+
+  _transform(chunk, encoding, callback) {
+    if (this._assembler[chunk.name]) {
+      this._assembler[chunk.name](chunk.value);
+      if (this._assembler.depth === this._level) {
+        this._push();
+      }
+    }
+    callback(null);
+  }
+
+  _filter(chunk, encoding, callback) {
+    if (this._assembler[chunk.name]) {
+      this._assembler[chunk.name](chunk.value);
+      const result = this.objectFilter(this._assembler);
+      if (result) {
+        if (this._assembler.depth === this._level) {
+          this._push();
+          this._transform = this._filter;
+        }
+        this._transform = this._accept;
+        return callback(null);
+      }
+      if (result === false) {
+        this._saved_assembler = this._assembler;
+        this._assembler = new Counter(this._saved_assembler.depth);
+        this._saved_assembler.dropToLevel(this._level);
+        if (this._assembler.depth === this._level) {
+          this._assembler = this._saved_assembler;
+          this._transform = this._filter;
+        }
+        this._transform = this._reject;
+        return callback(null);
+      }
+      if (this._assembler.depth === this._level) {
+        this._push(!this.includeUndecided);
+      }
+    }
+    callback(null);
+  }
+
+  _accept(chunk, encoding, callback) {
+    if (this._assembler[chunk.name]) {
+      this._assembler[chunk.name](chunk.value);
+      if (this._assembler.depth === this._level) {
+        this._push();
+        this._transform = this._filter;
+      }
+    }
+    callback(null);
+  }
+
+  _reject(chunk, encoding, callback) {
+    if (this._assembler[chunk.name]) {
+      this._assembler[chunk.name](chunk.value);
+      if (this._assembler.depth === this._level) {
+        this._assembler = this._saved_assembler;
+        this._transform = this._filter;
+      }
+    }
+    callback(null);
+  }
+}
+
+module.exports = StreamBase;

node_modules/stream-json/streamers/StreamObject.js

@@ -0,0 +1,43 @@
+'use strict';
+
+const StreamBase = require('./StreamBase');
+const withParser = require('../utils/withParser');
+
+class StreamObject extends StreamBase {
+  static make(options) {
+    return new StreamObject(options);
+  }
+
+  static withParser(options) {
+    return withParser(StreamObject.make, options);
+  }
+
+  constructor(options) {
+    super(options);
+    this._level = 1;
+    this._lastKey = null;
+  }
+
+  _wait(chunk, _, callback) {
+    // first chunk should open an array
+    if (chunk.name !== 'startObject') {
+      return callback(new Error('Top-level object should be an object.'));
+    }
+    this._transform = this._filter;
+    return this._transform(chunk, _, callback);
+  }
+
+  _push(discard) {
+    if (this._lastKey === null) {
+      this._lastKey = this._assembler.key;
+    } else {
+      !discard && this.push({key: this._lastKey, value: this._assembler.current[this._lastKey]});
+      this._assembler.current = {};
+      this._lastKey = null;
+    }
+  }
+}
+StreamObject.streamObject = StreamObject.make;
+StreamObject.make.Constructor = StreamObject;
+
+module.exports = StreamObject;

node_modules/stream-json/streamers/StreamValues.js

@@ -0,0 +1,33 @@
+'use strict';
+
+const StreamBase = require('./StreamBase');
+const withParser = require('../utils/withParser');
+
+class StreamValues extends StreamBase {
+  static make(options) {
+    return new StreamValues(options);
+  }
+
+  static withParser(options) {
+    return withParser(StreamValues.make, Object.assign({}, options, {jsonStreaming: true}));
+  }
+
+  constructor(options) {
+    super(options);
+    this._counter = 0;
+    this._level = 0;
+  }
+
+  _push(discard) {
+    if (discard) {
+      ++this._counter;
+    } else {
+      this.push({key: this._counter++, value: this._assembler.current});
+    }
+    this._assembler.current = this._assembler.key = null;
+  }
+}
+StreamValues.streamValues = StreamValues.make;
+StreamValues.make.Constructor = StreamValues;
+
+module.exports = StreamValues;