/**
* @see
* org.python.pydev.parser.jython.ast.VisitorBase#visitAssign(org.python.pydev.parser.jython.ast.Assign)
*/
public Object visitAssign(Assign node) throws Exception {
ILocalScope scope = new LocalScope(this.defsStack);
if (foundAsDefinition
&& !scope.equals(
definitionFound
.scope)) { // if it is found as a definition it is an 'exact' match, so, we do not
// keep checking it
return null;
}
for (int i = 0; i < node.targets.length; i++) {
exprType target = node.targets[i];
if (target instanceof Subscript) {
continue; // assigning to an element and not the variable itself. E.g.: mydict[1] = 10
// (instead of mydict = 10)
}
if (target instanceof Tuple) {
// if assign is xxx, yyy = 1, 2
// let's separate those as different assigns and analyze one by one
Tuple targetTuple = (Tuple) target;
if (node.value instanceof Tuple) {
Tuple valueTuple = (Tuple) node.value;
checkTupleAssignTarget(targetTuple, valueTuple.elts);
} else if (node.value instanceof org.python.pydev.parser.jython.ast.List) {
org.python.pydev.parser.jython.ast.List valueList =
(org.python.pydev.parser.jython.ast.List) node.value;
checkTupleAssignTarget(targetTuple, valueList.elts);
} else {
checkTupleAssignTarget(targetTuple, new exprType[] {node.value});
}
} else {
String rep = NodeUtils.getFullRepresentationString(target);
if (tokenToFind.equals(
rep)) { // note, order of equals is important (because one side may be null).
exprType nodeValue = node.value;
String value = NodeUtils.getFullRepresentationString(nodeValue);
if (value == null) {
value = "";
}
// get the line and column correspondent to the target
int line = NodeUtils.getLineDefinition(target);
int col = NodeUtils.getColDefinition(target);
AssignDefinition definition =
new AssignDefinition(value, rep, i, node, line, col, scope, module.get());
// mark it as global (if it was found as global in some of the previous contexts).
for (Set<String> globals : globalDeclarationsStack) {
if (globals.contains(rep)) {
definition.foundAsGlobal = true;
}
}
definitions.add(definition);
}
}
}
return null;
}