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//
// SqratScript: Script Compilation and Execution
//
//
// Copyright (c) 2009 Brandon Jones
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
#if !defined(_SCRAT_SCRIPT_H_)
#define _SCRAT_SCRIPT_H_
#include <squirrel.h>
#include <sqstdio.h>
#include <string.h>
#include "sqratObject.h"
namespace Sqrat {
class Script : public Object {
public:
Script(HSQUIRRELVM v = DefaultVM::Get()) : Object(v, false) {
}
~Script()
{
if(!sq_isnull(obj)) {
sq_release(vm, &obj);
}
}
void CompileString(const string& script) {
if(!sq_isnull(obj)) {
sq_release(vm, &obj);
}
if(SQ_FAILED(sq_compilebuffer(vm, script.c_str(), static_cast<SQInteger>(script.size() * sizeof(SQChar)), _SC(""), true))) {
throw Exception(LastErrorString(vm));
}
sq_getstackobj(vm,-1,&obj);
sq_addref(vm, &obj);
sq_pop(vm, 1);
}
bool CompileString(const string& script, string& errMsg) {
if(!sq_isnull(obj)) {
sq_release(vm, &obj);
}
if(SQ_FAILED(sq_compilebuffer(vm, script.c_str(), static_cast<SQInteger>(script.size() * sizeof(SQChar)), _SC(""), true))) {
errMsg = LastErrorString(vm);
return false;
}
sq_getstackobj(vm,-1,&obj);
sq_addref(vm, &obj);
sq_pop(vm, 1);
return true;
}
void CompileFile(const string& path) {
if(!sq_isnull(obj)) {
sq_release(vm, &obj);
}
if(SQ_FAILED(sqstd_loadfile(vm, path.c_str(), true))) {
throw Exception(LastErrorString(vm));
}
sq_getstackobj(vm,-1,&obj);
sq_addref(vm, &obj);
sq_pop(vm, 1);
}
bool CompileFile(const string& path, string& errMsg) {
if(!sq_isnull(obj)) {
sq_release(vm, &obj);
}
if(SQ_FAILED(sqstd_loadfile(vm, path.c_str(), true))) {
errMsg = LastErrorString(vm);
return false;
}
sq_getstackobj(vm,-1,&obj);
sq_addref(vm, &obj);
sq_pop(vm, 1);
return true;
}
void Run() {
if(!sq_isnull(obj)) {
SQRESULT result;
sq_pushobject(vm, obj);
sq_pushroottable(vm);
result = sq_call(vm, 1, false, true);
sq_pop(vm, 1);
if(SQ_FAILED(result)) {
throw Exception(LastErrorString(vm));
}
}
}
bool Run(string& errMsg) {
if(!sq_isnull(obj)) {
SQRESULT result;
sq_pushobject(vm, obj);
sq_pushroottable(vm);
result = sq_call(vm, 1, false, true);
sq_pop(vm, 1);
if(SQ_FAILED(result)) {
errMsg = LastErrorString(vm);
return false;
}
}
return true;
}
void WriteCompiledFile(const string& path) {
if(!sq_isnull(obj)) {
sq_pushobject(vm, obj);
sqstd_writeclosuretofile(vm, path.c_str());
//sq_pop(vm, 1); // needed?
}
}
};
}
#endif
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