| 1 | // -*- mode: c++; c-basic-offset: 4 -*-
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| 2 | /*
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| 3 | * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | * 1. Redistributions of source code must retain the above copyright
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| 9 | * notice, this list of conditions and the following disclaimer.
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer in the
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| 12 | * documentation and/or other materials provided with the distribution.
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| 13 | *
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| 14 | * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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| 15 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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| 17 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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| 18 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 19 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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| 20 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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| 21 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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| 22 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 23 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 24 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 25 | */
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| 26 |
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| 27 | #include "JSBase.h"
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| 28 |
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| 29 | #include "APICast.h"
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| 30 |
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| 31 | #include <kjs/ExecState.h>
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| 32 | #include <kjs/interpreter.h>
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| 33 | #include <kjs/JSLock.h>
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| 34 | #include <kjs/object.h>
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| 35 |
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| 36 | using namespace KJS;
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| 37 |
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| 38 | JSValueRef JSEvaluateScript(JSContextRef context, JSStringRef script, JSObjectRef thisObject, JSStringRef sourceURL, int startingLineNumber, JSValueRef* exception)
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| 39 | {
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| 40 | JSLock lock;
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| 41 | ExecState* exec = toJS(context);
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| 42 | JSObject* jsThisObject = toJS(thisObject);
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| 43 | UString::Rep* scriptRep = toJS(script);
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| 44 | UString::Rep* sourceURLRep = toJS(sourceURL);
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| 45 | // Interpreter::evaluate sets "this" to the global object if it is NULL
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| 46 | Completion completion = exec->dynamicInterpreter()->evaluate(UString(sourceURLRep), startingLineNumber, UString(scriptRep), jsThisObject);
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| 47 |
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| 48 | if (completion.complType() == Throw) {
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| 49 | if (exception)
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| 50 | *exception = toRef(completion.value());
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| 51 | return 0;
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| 52 | }
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| 53 |
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| 54 | if (completion.value())
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| 55 | return toRef(completion.value());
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| 56 |
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| 57 | // happens, for example, when the only statement is an empty (';') statement
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| 58 | return toRef(jsUndefined());
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| 59 | }
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| 60 |
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| 61 | bool JSCheckScriptSyntax(JSContextRef context, JSStringRef script, JSStringRef sourceURL, int startingLineNumber, JSValueRef* exception)
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| 62 | {
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| 63 | JSLock lock;
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| 64 |
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| 65 | ExecState* exec = toJS(context);
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| 66 | UString::Rep* scriptRep = toJS(script);
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| 67 | UString::Rep* sourceURLRep = toJS(sourceURL);
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| 68 | Completion completion = exec->dynamicInterpreter()->checkSyntax(UString(sourceURLRep), startingLineNumber, UString(scriptRep));
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| 69 | if (completion.complType() == Throw) {
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| 70 | if (exception)
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| 71 | *exception = toRef(completion.value());
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| 72 | return false;
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| 73 | }
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| 74 |
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| 75 | return true;
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| 76 | }
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| 77 |
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| 78 | void JSGarbageCollect()
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| 79 | {
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| 80 | JSLock lock;
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| 81 | Collector::collect();
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| 82 | }
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