Implement (modified) ECMA6 array comprehensions.

[cycript.git] / Library.cpp

diff --git a/Library.cpp b/Library.cpp
index e6ab2a96595e0149ff92e16aa9437269b38707fd..84cac4df06f91cc05c42eb030c21e01e79a39b7d 100644 (file)
--- a/Library.cpp
+++ b/Library.cpp
@@ -1,40 +1,22 @@
-/* Cycript - Inlining/Optimizing JavaScript Compiler
- * Copyright (C) 2009  Jay Freeman (saurik)
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2012  Jay Freeman (saurik)
 */
 
-/* Modified BSD License {{{ */
+/* GNU Lesser General Public License, Version 3 {{{ */
 /*
- *        Redistribution and use in source and binary
- * forms, with or without modification, are permitted
- * provided that the following conditions are met:
+ * Cycript is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
  *
- * 1. Redistributions of source code must retain the
- *    above copyright notice, this list of conditions
- *    and the following disclaimer.
- * 2. 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.
- * 3. The name of the author may not be used to endorse
- *    or promote products derived from this software
- *    without specific prior written permission.
+ * Cycript is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
+ * License for more details.
  *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
-*/
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
+**/
 /* }}} */
 
 #include <dlfcn.h>
@@ -59,6 +41,8 @@
 
 #include "Error.hpp"
 #include "String.hpp"
+#include "Execute.hpp"
+#include "JavaScript.hpp"
 
 /* C Strings {{{ */
 template <typename Type_>
@@ -239,11 +223,33 @@ double CYCastDouble(const char *value) {
     return CYCastDouble(value, strlen(value));
 }
 
-extern "C" void CydgetPoolParse(apr_pool_t *pool, const uint16_t **data, size_t *size) {
-    CYDriver driver("");
+size_t CYArrayLength(JSContextRef context, JSObjectRef array) {
+    return CYCastDouble(context, CYGetProperty(context, array, length_s));
+}
+
+JSValueRef CYArrayGet(JSContextRef context, JSObjectRef array, size_t index) {
+    JSValueRef exception(NULL);
+    JSValueRef value(JSObjectGetPropertyAtIndex(context, array, index, &exception));
+    CYThrow(context, exception);
+    return value;
+}
+
+void CYArrayPush(JSContextRef context, JSObjectRef array, JSValueRef value) {
+    JSValueRef exception(NULL);
+    JSValueRef arguments[1];
+    arguments[0] = value;
+    JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype")));
+    JSObjectCallAsFunction(context, CYCastJSObject(context, CYGetProperty(context, Array, push_s)), array, 1, arguments, &exception);
+    CYThrow(context, exception);
+}
+
+extern "C" void CydgetPoolParse(apr_pool_t *remote, const uint16_t **data, size_t *size) {
+    CYLocalPool local;
+
+    CYDriver driver;
     cy::parser parser(driver);
 
-    CYUTF8String utf8(CYPoolUTF8String(pool, CYUTF16String(*data, *size)));
+    CYUTF8String utf8(CYPoolUTF8String(local, CYUTF16String(*data, *size)));
 
     driver.data_ = utf8.data;
     driver.size_ = utf8.size;
@@ -252,14 +258,14 @@ extern "C" void CydgetPoolParse(apr_pool_t *pool, const uint16_t **data, size_t
         return;
 
     CYOptions options;
-    CYContext context(driver.pool_, options);
+    CYContext context(options);
     driver.program_->Replace(context);
     std::ostringstream str;
     CYOutput out(str, options);
     out << *driver.program_;
     std::string code(str.str());
 
-    CYUTF16String utf16(CYPoolUTF16String(pool, CYUTF8String(code.c_str(), code.size())));
+    CYUTF16String utf16(CYPoolUTF16String(remote, CYUTF8String(code.c_str(), code.size())));
 
     *data = utf16.data;
     *size = utf16.size;