diff options
Diffstat (limited to 'src/ast/nodes/AssignmentNode.java')
| -rw-r--r-- | src/ast/nodes/AssignmentNode.java | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/src/ast/nodes/AssignmentNode.java b/src/ast/nodes/AssignmentNode.java index 3d597ef..07966c3 100644 --- a/src/ast/nodes/AssignmentNode.java +++ b/src/ast/nodes/AssignmentNode.java @@ -10,14 +10,14 @@ import semanticanalysis.SymbolTable; */ public class AssignmentNode implements Node { - private ExprNode lhr; + private ExprListNode lhr; private Node assign; - private ExprNode rhr; + private ExprListNode rhr; public AssignmentNode(Node lhr, Node assign, Node rhr) { - this.lhr = (ExprNode) lhr; + this.lhr = (ExprListNode) lhr; this.assign = assign; - this.rhr = (ExprNode) rhr; + this.rhr = (ExprListNode) rhr; } @Override @@ -28,7 +28,18 @@ public class AssignmentNode implements Node { errors.addAll(assign.checkSemantics(ST, _nesting)); errors.addAll(rhr.checkSemantics(ST, _nesting)); - ST.insert(lhr.getId(), rhr.typeCheck(), _nesting, ""); + int lsize = lhr.getSize(); + int rsize = rhr.getSize(); + + if (lsize == rsize) { + for (int i = 0; i < lsize; i++) { + ExprNode latom = (ExprNode) lhr.getElem(i); + ExprNode ratom = (ExprNode) rhr.getElem(i); + ST.insert(latom.getId(), ratom.typeCheck(), _nesting, ""); + } + } else { + errors.add(new SemanticError("ValueError: different size of left or right side assignment")); + } return errors; } |