/*******************************************************************************
* Copyright (c) 2009-2013 CWI
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* * Jurgen J. Vinju - Jurgen.Vinju@cwi.nl - CWI
* * Mark Hills - Mark.Hills@cwi.nl (CWI)
* * Arnold Lankamp - Arnold.Lankamp@cwi.nl
*******************************************************************************/
package org.rascalmpl.semantics.dynamic;
import org.eclipse.imp.pdb.facts.IConstructor;
import org.eclipse.imp.pdb.facts.IValue;
import org.rascalmpl.ast.ShellCommand;
import org.rascalmpl.interpreter.IEvaluator;
import org.rascalmpl.interpreter.env.Environment;
import org.rascalmpl.interpreter.result.Result;
public abstract class Command extends org.rascalmpl.ast.Command {
static public class Declaration extends
org.rascalmpl.ast.Command.Declaration {
public Declaration(IConstructor __param1,
org.rascalmpl.ast.Declaration __param2) {
super(__param1, __param2);
}
@Override
public Result<IValue> interpret(IEvaluator<Result<IValue>> eval) {
eval.setCurrentAST(this);
try {
return this.getDeclaration().interpret(eval);
}
finally {
eval.setCurrentAST(this);
}
}
}
static public class Expression extends org.rascalmpl.ast.Command.Expression {
public Expression(IConstructor __param1, org.rascalmpl.ast.Expression __param2) {
super(__param1, __param2);
}
@Override
public Result<IValue> interpret(IEvaluator<Result<IValue>> __eval) {
Environment old = __eval.getCurrentEnvt();
try {
__eval.pushEnv();
__eval.setCurrentAST(this.getExpression());
return this.getExpression().interpret(__eval);
} finally {
__eval.unwind(old);
__eval.setCurrentAST(this.getExpression());
}
}
}
static public class Import extends org.rascalmpl.ast.Command.Import {
public Import(IConstructor __param1, org.rascalmpl.ast.Import __param2) {
super(__param1, __param2);
}
@Override
public Result<IValue> interpret(IEvaluator<Result<IValue>> __eval) {
try {
__eval.setCurrentAST(this);
Result<IValue> res = this.getImported().interpret(__eval);
// If we import a module from the command line, notify any
// expressions caching
// results that could be invalidated by a module load that we have
// loaded.
__eval.notifyConstructorDeclaredListeners();
return res;
}
finally {
__eval.setCurrentAST(this);
}
}
}
static public class Shell extends org.rascalmpl.ast.Command.Shell {
public Shell(IConstructor __param1, ShellCommand __param2) {
super(__param1, __param2);
}
@Override
public Result<IValue> interpret(IEvaluator<Result<IValue>> __eval) {
__eval.setCurrentAST(this);
return this.getCommand().interpret(__eval);
}
}
static public class Statement extends org.rascalmpl.ast.Command.Statement {
public Statement(IConstructor __param1, org.rascalmpl.ast.Statement __param2) {
super(__param1, __param2);
}
@Override
public Result<IValue> interpret(IEvaluator<Result<IValue>> __eval) {
try {
__eval.setCurrentAST(this.getStatement());
return __eval.eval(this.getStatement());
}
finally {
__eval.setCurrentAST(this.getStatement());
}
}
}
public Command(IConstructor __param1) {
super(__param1);
}
}