| 1 | /*
|
|---|
| 2 | * This file is part of the KDE libraries
|
|---|
| 3 | * Copyright (C) 2003-2006 Apple Computer, Inc
|
|---|
| 4 | *
|
|---|
| 5 | * This library is free software; you can redistribute it and/or
|
|---|
| 6 | * modify it under the terms of the GNU Library General Public
|
|---|
| 7 | * License as published by the Free Software Foundation; either
|
|---|
| 8 | * version 2 of the License, or (at your option) any later version.
|
|---|
| 9 | *
|
|---|
| 10 | * This library is distributed in the hope that it will be useful,
|
|---|
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|---|
| 13 | * Library General Public License for more details.
|
|---|
| 14 | *
|
|---|
| 15 | * You should have received a copy of the GNU Library General Public License
|
|---|
| 16 | * along with this library; see the file COPYING.LIB. If not, write to
|
|---|
| 17 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|---|
| 18 | * Boston, MA 02110-1301, USA.
|
|---|
| 19 | *
|
|---|
| 20 | */
|
|---|
| 21 |
|
|---|
| 22 | #include "JSImmediate.h"
|
|---|
| 23 | #include "kxmlcore/Assertions.h"
|
|---|
| 24 | #include "object.h"
|
|---|
| 25 | #include "value.h"
|
|---|
| 26 |
|
|---|
| 27 | namespace KJS {
|
|---|
| 28 |
|
|---|
| 29 | JSObject *JSImmediate::toObject(const JSValue *v, ExecState *exec)
|
|---|
| 30 | {
|
|---|
| 31 | assert(isImmediate(v));
|
|---|
| 32 | if (v == jsNull())
|
|---|
| 33 | return throwError(exec, TypeError, "Null value");
|
|---|
| 34 | else if (v == jsUndefined())
|
|---|
| 35 | return throwError(exec, TypeError, "Undefined value");
|
|---|
| 36 | else if (isBoolean(v)) {
|
|---|
| 37 | List args;
|
|---|
| 38 | args.append(const_cast<JSValue *>(v));
|
|---|
| 39 | return exec->lexicalInterpreter()->builtinBoolean()->construct(exec, args);
|
|---|
| 40 | } else {
|
|---|
| 41 | ASSERT(isNumber(v));
|
|---|
| 42 | List args;
|
|---|
| 43 | args.append(const_cast<JSValue *>(v));
|
|---|
| 44 | return exec->lexicalInterpreter()->builtinNumber()->construct(exec, args);
|
|---|
| 45 | }
|
|---|
| 46 | }
|
|---|
| 47 |
|
|---|
| 48 | UString JSImmediate::toString(const JSValue *v)
|
|---|
| 49 | {
|
|---|
| 50 | ASSERT(isImmediate(v));
|
|---|
| 51 |
|
|---|
| 52 | if (v == jsNull())
|
|---|
| 53 | return "null";
|
|---|
| 54 | else if (v == jsUndefined())
|
|---|
| 55 | return "undefined";
|
|---|
| 56 | else if (v == jsBoolean(true))
|
|---|
| 57 | return "true";
|
|---|
| 58 | else if (v == jsBoolean(false))
|
|---|
| 59 | return "false";
|
|---|
| 60 | else {
|
|---|
| 61 | assert(isNumber(v));
|
|---|
| 62 | double d = toDouble(v);
|
|---|
| 63 | if (d == 0.0) // +0.0 or -0.0
|
|---|
| 64 | return "0";
|
|---|
| 65 | return UString::from(d);
|
|---|
| 66 | }
|
|---|
| 67 | }
|
|---|
| 68 |
|
|---|
| 69 | JSType JSImmediate::type(const JSValue *v)
|
|---|
| 70 | {
|
|---|
| 71 | ASSERT(isImmediate(v));
|
|---|
| 72 |
|
|---|
| 73 | uintptr_t tag = getTag(v);
|
|---|
| 74 | if (tag == UndefinedType)
|
|---|
| 75 | return v == jsUndefined() ? UndefinedType : NullType;
|
|---|
| 76 | return static_cast<JSType>(tag);
|
|---|
| 77 | }
|
|---|
| 78 |
|
|---|
| 79 | } // namespace KJS
|
|---|
