@Override
public boolean accept(ASTVisitor action) {
if (action.shouldVisitStatements) {
switch (action.visit(this)) {
case ASTVisitor.PROCESS_ABORT:
return false;
case ASTVisitor.PROCESS_SKIP:
return true;
default:
break;
}
}
if (init != null) if (!init.accept(action)) return false;
if (condition != null) if (!condition.accept(action)) return false;
if (iterationExpression != null) if (!iterationExpression.accept(action)) return false;
if (body != null) if (!body.accept(action)) return false;
if (action.shouldVisitStatements) {
switch (action.leave(this)) {
case ASTVisitor.PROCESS_ABORT:
return false;
case ASTVisitor.PROCESS_SKIP:
return true;
default:
break;
}
}
return true;
}
protected void writeBodyStatement(IASTStatement statement, boolean isDoStatement) {
if (statement instanceof IASTCompoundStatement) {
// TODO hsr existiert noch eine methode
statement.accept(visitor);
if (!isDoStatement) {
scribe.newLine();
}
compoundNoNewLine = false;
} else if (statement instanceof IASTNullStatement) {
statement.accept(visitor);
scribe.newLine();
} else {
scribe.incrementIndentationLevel();
scribe.newLine();
statement.accept(visitor);
scribe.decrementIndentationLevel();
}
}
private void writeCompoundStatement(IASTCompoundStatement compoundStatement) {
scribe.printLBrace();
scribe.newLine();
for (IASTStatement statements : getNestedStatements(compoundStatement)) {
statements.accept(visitor);
}
if (hasFreestandingComments(compoundStatement)) {
writeFreeStandingComments(compoundStatement);
}
if (decrementIndentationLevelOneMore) {
scribe.decrementIndentationLevel();
decrementIndentationLevelOneMore = false;
}
scribe.printRBrace();
}
/**
* Prints a statement.
*
* @param statement the statement
* @param newLine if true print a newline if statement usually have one.
* @return {@link ASTVisitor#PROCESS_SKIP}
*/
protected int writeStatement(IASTStatement statement, boolean newLine) {
if (statement instanceof IASTAmbiguousStatement) {
// TODO HSR Leo test
statement.accept(visitor);
newLine = false;
} else if (statement instanceof IASTExpressionStatement) {
writeExpressionStatement((IASTExpressionStatement) statement);
// usually newLine
} else if (statement instanceof IASTDeclarationStatement) {
writeDeclarationStatement((IASTDeclarationStatement) statement);
newLine = false;
} else if (statement instanceof IASTNullStatement) {
writeNullStatement((IASTNullStatement) statement);
// usually newLine
} else if (statement instanceof IASTReturnStatement) {
writeReturnStatement((IASTReturnStatement) statement);
// usually newLine
} else if (statement instanceof IASTGotoStatement) {
writeGotoStatement((IASTGotoStatement) statement);
// usually newLine
} else if (statement instanceof IASTLabelStatement) {
writeLabelStatement((IASTLabelStatement) statement);
newLine = false;
} else if (statement instanceof IASTCaseStatement) {
writeCaseStatement((IASTCaseStatement) statement);
// usually newLine
} else if (statement instanceof IASTDefaultStatement) {
writeDefaultStatement((IASTDefaultStatement) statement);
} else if (statement instanceof IASTContinueStatement) {
writeContinueStatement((IASTContinueStatement) statement);
// usually newLine
} else if (statement instanceof IASTCompoundStatement) {
writeCompoundStatement((IASTCompoundStatement) statement);
if (compoundNoNewLine) {
newLine = false;
compoundNoNewLine = false;
}
} else if (statement instanceof IASTBreakStatement) {
writeBreakStatement((IASTBreakStatement) statement);
// usually newLine
} else if (statement instanceof IASTSwitchStatement) {
writeSwitchStatement((IASTSwitchStatement) statement);
newLine = false;
} else if (statement instanceof IASTIfStatement) {
writeIfStatement((IASTIfStatement) statement);
newLine = false;
} else if (statement instanceof IASTWhileStatement) {
writeWhileStatement((IASTWhileStatement) statement);
newLine = false;
} else if (statement instanceof IASTForStatement) {
writeForStatement((IASTForStatement) statement);
newLine = false;
} else if (statement instanceof ICPPASTRangeBasedForStatement) {
writeForStatement((ICPPASTRangeBasedForStatement) statement);
newLine = false;
} else if (statement instanceof IASTDoStatement) {
writeDoStatement((IASTDoStatement) statement);
newLine = true;
} else if (statement instanceof ICPPASTTryBlockStatement) {
writeTryBlockStatement((ICPPASTTryBlockStatement) statement);
newLine = false;
} else if (statement instanceof ICPPASTCatchHandler) {
writeCatchHandler((ICPPASTCatchHandler) statement);
newLine = false;
} else if (statement instanceof IASTProblemStatement) {
throw new ProblemRuntimeException((IASTProblemStatement) statement);
}
if (hasTrailingComments(statement)) {
writeTrailingComments(statement, newLine);
} else if (newLine) {
scribe.newLine();
}
return ASTVisitor.PROCESS_SKIP;
}