From eb7fb04d2dfadd004fa86f28da42681e0038df06 Mon Sep 17 00:00:00 2001
From: geno <gabriele.genovese2@studio.unibo.it>
Date: Thu, 27 Jun 2024 18:20:34 +0200
Subject: left, right = 1, 2 assignment covered

sfaccimm ho fatto refactoring dell exprlist
---
 src/ast/nodes/ExprListNode.java | 61 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/ast/nodes/ExprListNode.java

(limited to 'src/ast/nodes/ExprListNode.java')

diff --git a/src/ast/nodes/ExprListNode.java b/src/ast/nodes/ExprListNode.java
new file mode 100644
index 0000000..c1a2ebc
--- /dev/null
+++ b/src/ast/nodes/ExprListNode.java
@@ -0,0 +1,61 @@
+package ast.nodes;
+
+import ast.types.*;
+import java.util.ArrayList;
+import semanticanalysis.SemanticError;
+import semanticanalysis.SymbolTable;
+
+/**
+ * Node for the `expr_list` statement of the grammar.
+ */
+public class ExprListNode implements Node {
+
+    private final ArrayList<Node> exprs;
+
+    public ExprListNode(ArrayList<Node> _exprs) {
+        this.exprs = _exprs;
+    }
+
+    @Override
+    public ArrayList<SemanticError> checkSemantics(SymbolTable ST, int _nesting) {
+        ArrayList<SemanticError> errors = new ArrayList();
+
+        for (var param : exprs) {
+            errors.addAll(param.checkSemantics(ST, _nesting));
+        }
+
+        return errors;
+    }
+
+    public int getSize() {
+        return exprs.size();
+    }
+
+    public Node getElem(int i) {
+        return exprs.get(i);
+    }
+
+    @Override
+    public Type typeCheck() {
+        return new VoidType();
+    }
+
+    // TODO: code generation for expr list
+    @Override
+    public String codeGeneration() {
+        return "";
+    }
+
+    @Override
+    public String toPrint(String prefix) {
+        String str = prefix + "Paramlist\n";
+
+        prefix += "  ";
+        for (var param : exprs) {
+            str += param.toPrint(prefix);
+        }
+
+        return str;
+    }
+
+}
-- 
cgit v1.2.3-18-g5258


From 4898724edf343650ffb80792caf9e242e5843059 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Thu, 27 Jun 2024 19:47:05 +0200
Subject: Fix `for` loop for 1+ params

---
 src/ast/nodes/ExprListNode.java | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'src/ast/nodes/ExprListNode.java')

diff --git a/src/ast/nodes/ExprListNode.java b/src/ast/nodes/ExprListNode.java
index c1a2ebc..acdf679 100644
--- a/src/ast/nodes/ExprListNode.java
+++ b/src/ast/nodes/ExprListNode.java
@@ -12,16 +12,16 @@ public class ExprListNode implements Node {
 
     private final ArrayList<Node> exprs;
 
-    public ExprListNode(ArrayList<Node> _exprs) {
-        this.exprs = _exprs;
+    public ExprListNode(ArrayList<Node> exprs) {
+        this.exprs = exprs;
     }
 
     @Override
     public ArrayList<SemanticError> checkSemantics(SymbolTable ST, int _nesting) {
         ArrayList<SemanticError> errors = new ArrayList();
 
-        for (var param : exprs) {
-            errors.addAll(param.checkSemantics(ST, _nesting));
+        for (var expr : exprs) {
+            errors.addAll(expr.checkSemantics(ST, _nesting));
         }
 
         return errors;
-- 
cgit v1.2.3-18-g5258


From 37665fb6d0bc1eb29396ae949354cf7d6f9d54ca Mon Sep 17 00:00:00 2001
From: geno <gabriele.genovese2@studio.unibo.it>
Date: Fri, 28 Jun 2024 12:23:28 +0200
Subject: resolving all the comments santo made

---
 src/ast/nodes/ExprListNode.java | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'src/ast/nodes/ExprListNode.java')

diff --git a/src/ast/nodes/ExprListNode.java b/src/ast/nodes/ExprListNode.java
index acdf679..800f4be 100644
--- a/src/ast/nodes/ExprListNode.java
+++ b/src/ast/nodes/ExprListNode.java
@@ -31,7 +31,14 @@ public class ExprListNode implements Node {
         return exprs.size();
     }
 
+    /**
+     * Returns the i-th expressions of `exprs` field. If the index is greater or
+     * equals than the size return `null`.
+     */
     public Node getElem(int i) {
+        if (i >= this.exprs.size()) {
+            return null;
+        }
         return exprs.get(i);
     }
 
@@ -48,7 +55,7 @@ public class ExprListNode implements Node {
 
     @Override
     public String toPrint(String prefix) {
-        String str = prefix + "Paramlist\n";
+        String str = prefix + "ExprList\n";
 
         prefix += "  ";
         for (var param : exprs) {
-- 
cgit v1.2.3-18-g5258


From aaa97e2e41c0aa17a6f99099dd39bb73a935fe02 Mon Sep 17 00:00:00 2001
From: L0P0P <grassoemanuele@live.com>
Date: Sat, 29 Jun 2024 09:54:08 +0200
Subject: Fixed some warnings

---
 src/ast/nodes/ExprListNode.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/ast/nodes/ExprListNode.java')

diff --git a/src/ast/nodes/ExprListNode.java b/src/ast/nodes/ExprListNode.java
index 800f4be..4760db8 100644
--- a/src/ast/nodes/ExprListNode.java
+++ b/src/ast/nodes/ExprListNode.java
@@ -18,7 +18,7 @@ public class ExprListNode implements Node {
 
     @Override
     public ArrayList<SemanticError> checkSemantics(SymbolTable ST, int _nesting) {
-        ArrayList<SemanticError> errors = new ArrayList();
+        ArrayList<SemanticError> errors = new ArrayList<>();
 
         for (var expr : exprs) {
             errors.addAll(expr.checkSemantics(ST, _nesting));
-- 
cgit v1.2.3-18-g5258