private ASTNode parseCondition(IfContext context) throws IfStatementError {
if (context.isEOF()) {
throw new IfStatementError(
Messages.TclIfProcessor_missingCondition, context.start(), context.end());
}
ASTNode node = context.get();
if (node instanceof TclBlockExpression) {
TclBlockExpression bl = (TclBlockExpression) node;
List parseBlock = bl.parseBlockSimple(false);
ASTListNode list = new ASTListNode(bl.sourceStart() + 1, bl.sourceEnd() - 1);
for (int j = 0; j < parseBlock.size(); j++) {
Object st = parseBlock.get(j);
if (st instanceof TclStatement) {
List expressions = ((TclStatement) st).getExpressions();
for (int k = 0; k < expressions.size(); k++) {
ASTNode expr = (ASTNode) expressions.get(k);
list.addNode(expr);
}
}
}
return list;
} else if (node instanceof SimpleReference) {
return node;
} else if (node instanceof TclAdvancedExecuteExpression) {
TclAdvancedExecuteExpression ex = (TclAdvancedExecuteExpression) node;
List childs = ex.getChilds();
return new ASTListNode(node.sourceStart(), node.sourceEnd(), childs);
} else if (node instanceof TclExecuteExpression) {
return node;
} else if (node instanceof Block) {
return node;
}
throw new IfStatementError(Messages.TclIfProcessor_incorrectCondition, node);
}
private void parseBlock(ITclParser parser, Block el, TclBlockExpression block) {
String blockContent = block.getBlock();
blockContent = blockContent.substring(1, blockContent.length() - 1);
parser.parse(blockContent, block.sourceStart() + 1 - parser.getStartPos(), el);
}