1e52e36a8c
completion. git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@533 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
71 lines
2.7 KiB
JavaScript
71 lines
2.7 KiB
JavaScript
// Copyright 2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// How crappy is it that I have to implement completely basic stuff
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// like this myself? Answer: very.
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String.prototype.startsWith = function (str) {
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if (str.length > this.length)
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return false;
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return this.substr(0, str.length) == str;
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};
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function ToInspectableObject(obj) {
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if (!obj && typeof obj === 'object') {
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return void 0;
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} else {
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return Object(obj);
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}
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}
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function GetCompletions(global, last, full) {
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var full_tokens = full.split();
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full = full_tokens.pop();
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var parts = full.split('.');
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parts.pop();
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var current = global;
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for (var i = 0; i < parts.length; i++) {
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var part = parts[i];
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var next = current[part];
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if (!next)
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return [];
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current = next;
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}
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var result = [];
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current = ToInspectableObject(current);
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while (typeof current !== 'undefined') {
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var mirror = new $debug.ObjectMirror(current);
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var properties = mirror.properties();
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for (var i = 0; i < properties.length; i++) {
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var name = properties[i].name();
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if (typeof name === 'string' && name.startsWith(last))
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result.push(name);
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}
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current = ToInspectableObject(current.__proto__);
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}
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return result;
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}
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