71 lines
2.7 KiB
JavaScript
71 lines
2.7 KiB
JavaScript
|
// Copyright 2008 the V8 project authors. All rights reserved.
|
||
|
// Redistribution and use in source and binary forms, with or without
|
||
|
// modification, are permitted provided that the following conditions are
|
||
|
// met:
|
||
|
//
|
||
|
// * Redistributions of source code must retain the above copyright
|
||
|
// notice, this list of conditions and the following disclaimer.
|
||
|
// * Redistributions in binary form must reproduce the above
|
||
|
// copyright notice, this list of conditions and the following
|
||
|
// disclaimer in the documentation and/or other materials provided
|
||
|
// with the distribution.
|
||
|
// * Neither the name of Google Inc. nor the names of its
|
||
|
// contributors may be used to endorse or promote products derived
|
||
|
// from this software without specific prior written permission.
|
||
|
//
|
||
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
||
|
// How crappy is it that I have to implement completely basic stuff
|
||
|
// like this myself? Answer: very.
|
||
|
String.prototype.startsWith = function (str) {
|
||
|
if (str.length > this.length)
|
||
|
return false;
|
||
|
return this.substr(0, str.length) == str;
|
||
|
};
|
||
|
|
||
|
function ToInspectableObject(obj) {
|
||
|
if (!obj && typeof obj === 'object') {
|
||
|
return void 0;
|
||
|
} else {
|
||
|
return Object(obj);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
function GetCompletions(global, last, full) {
|
||
|
var full_tokens = full.split();
|
||
|
full = full_tokens.pop();
|
||
|
var parts = full.split('.');
|
||
|
parts.pop();
|
||
|
var current = global;
|
||
|
for (var i = 0; i < parts.length; i++) {
|
||
|
var part = parts[i];
|
||
|
var next = current[part];
|
||
|
if (!next)
|
||
|
return [];
|
||
|
current = next;
|
||
|
}
|
||
|
var result = [];
|
||
|
current = ToInspectableObject(current);
|
||
|
while (typeof current !== 'undefined') {
|
||
|
var mirror = new $debug.ObjectMirror(current);
|
||
|
var properties = mirror.properties();
|
||
|
for (var i = 0; i < properties.length; i++) {
|
||
|
var name = properties[i].name();
|
||
|
if (typeof name === 'string' && name.startsWith(last))
|
||
|
result.push(name);
|
||
|
}
|
||
|
current = ToInspectableObject(current.__proto__);
|
||
|
}
|
||
|
return result;
|
||
|
}
|