public void testLinenoTry() {
AstRoot root =
parse(
"\ntry {\n"
+ " var x = 1;\n"
+ "} catch\n"
+ " (err)\n"
+ "{\n"
+ "} finally {\n"
+ " var y = 2;\n"
+ "}\n");
TryStatement tryStmt = (TryStatement) root.getFirstChild();
AstNode tryBlock = tryStmt.getTryBlock();
List<CatchClause> catchBlocks = tryStmt.getCatchClauses();
CatchClause catchClause = catchBlocks.get(0);
Block catchVarBlock = catchClause.getBody();
Name catchVar = catchClause.getVarName();
AstNode finallyBlock = tryStmt.getFinallyBlock();
AstNode finallyStmt = (AstNode) finallyBlock.getFirstChild();
assertEquals(1, tryStmt.getLineno());
assertEquals(1, tryBlock.getLineno());
assertEquals(5, catchVarBlock.getLineno());
assertEquals(4, catchVar.getLineno());
assertEquals(3, catchClause.getLineno());
assertEquals(6, finallyBlock.getLineno());
assertEquals(7, finallyStmt.getLineno());
}
/*
* @see ASTVisitor#visit(TryStatement)
*/
@Override
public boolean visit(TryStatement node) {
this.fBuffer.append("try "); // $NON-NLS-1$
if (node.getAST().apiLevel() >= JLS4) {
if (!node.resources().isEmpty()) {
this.fBuffer.append("("); // $NON-NLS-1$
for (Iterator<VariableDeclarationExpression> it = node.resources().iterator();
it.hasNext(); ) {
VariableDeclarationExpression var = it.next();
var.accept(this);
if (it.hasNext()) {
this.fBuffer.append(","); // $NON-NLS-1$
}
}
this.fBuffer.append(") "); // $NON-NLS-1$
}
}
node.getBody().accept(this);
this.fBuffer.append(" "); // $NON-NLS-1$
for (Iterator<CatchClause> it = node.catchClauses().iterator(); it.hasNext(); ) {
CatchClause cc = it.next();
cc.accept(this);
}
if (node.getFinally() != null) {
this.fBuffer.append("finally "); // $NON-NLS-1$
node.getFinally().accept(this);
}
return false;
}
/*
* @see ASTVisitor#visit(CatchClause)
*/
@Override
public boolean visit(CatchClause node) {
this.fBuffer.append("catch ("); // $NON-NLS-1$
node.getException().accept(this);
this.fBuffer.append(") "); // $NON-NLS-1$
node.getBody().accept(this);
return false;
}
public void visit(TryStmt n, Object arg) {
n.getTryBlock().accept(this, arg);
if (n.getCatchs() != null) {
for (CatchClause c : n.getCatchs()) {
c.accept(this, arg);
}
}
if (n.getFinallyBlock() != null) {
n.getFinallyBlock().accept(this, arg);
}
}
public boolean visit(CatchClause catchClause) throws Exception {
ISourceElementRequestor.FieldInfo info = new ISourceElementRequestor.FieldInfo();
info.modifiers = Modifiers.AccPublic;
SimpleReference var = catchClause.getVariable();
info.name = var.getName();
info.nameSourceEnd = var.sourceEnd() - 1;
info.nameSourceStart = var.sourceStart();
info.declarationStart = catchClause.sourceStart();
fInfoStack.push(info);
fRequestor.enterField(info);
return true;
}
@Override
public void visit(final TryStmt n, final A arg) {
visitComment(n.getComment(), arg);
if (n.getResources() != null) {
for (final VariableDeclarationExpr v : n.getResources()) {
v.accept(this, arg);
}
}
n.getTryBlock().accept(this, arg);
if (n.getCatchs() != null) {
for (final CatchClause c : n.getCatchs()) {
c.accept(this, arg);
}
}
if (n.getFinallyBlock() != null) {
n.getFinallyBlock().accept(this, arg);
}
}
public void testTryWithoutFinallyLocation() {
AstNode root =
parse("\ntry {\n" + " var x = 1;\n" + "} catch (ex) {\n" + " var y = 2;\n" + "}\n");
TryStatement tryStmt = (TryStatement) root.getFirstChild();
Scope tryBlock = (Scope) tryStmt.getTryBlock();
List<CatchClause> catchBlocks = tryStmt.getCatchClauses();
CatchClause catchClause = catchBlocks.get(0);
AstNode catchStmt = catchClause.getBody();
AstNode exceptionVar = catchClause.getVarName();
AstNode varDecl = (AstNode) catchStmt.getFirstChild();
assertEquals(1, tryStmt.getLineno());
assertEquals(1, tryBlock.getLineno());
assertEquals(3, catchClause.getLineno());
assertEquals(3, catchStmt.getLineno());
assertEquals(3, exceptionVar.getLineno());
assertEquals(4, varDecl.getLineno());
}
@Override
public Void visitCatchClause(CatchClause node) {
visit("on ", node.getExceptionType());
if (node.getCatchKeyword() != null) {
if (node.getExceptionType() != null) {
writer.print(' ');
}
writer.print("catch (");
visit(node.getExceptionParameter());
visit(", ", node.getStackTraceParameter());
writer.print(") ");
} else {
writer.print(" ");
}
visit(node.getBody());
return null;
}
public void visit(CatchClause n, Object arg) {
n.getExcept().accept(this, arg);
n.getCatchBlock().accept(this, arg);
}
@Override
public void visit(final CatchClause n, final A arg) {
visitComment(n.getComment(), arg);
n.getParam().accept(this, arg);
n.getBody().accept(this, arg);
}
public boolean endvisit(CatchClause catchClause) throws Exception {
fRequestor.exitField(catchClause.sourceEnd() - 1);
fInfoStack.pop();
return true;
}