parser + asd non testé non builder

src/main/java/TP2/asd/Interface.java

@@ -1,9 +1,38 @@
 package TP2.asd;
 
+import java.util.Map;
+
+interface Expression {
+    public <H,S> S accept(ExprVisitor<H,S> v, H h);
+}
+
 interface Instruction {
-    public String prettyprinter();
+    public <H,S> S accept(InstrVisitor<H,S> v, H h);
+}
+
+interface ProgramVisitor<H,S> {
+    public S visitProgram(Program p, H h);
+    public S visitFunction(Function f, H h);
+}
+
+interface InstrVisitor<H,S>{
+    public S visitReturn(Return_instr e, H h);
+}
+
+interface ExprVisitor<H,S> {
+    public S visitConst(Const e,H h);
+    public S visitBinOp(BinopExpression e, H h);
 }
 
 interface Type{
     public String prettyprinter();
+}
+
+enum Op {PLUS, MINUS, TIMES,DIV}
+
+//Eval
+interface ExprEval extends ExprVisitor<Map<String, Integer>, Integer> {
+}
+
+interface TypeCheck extends ExprVisitor<Map<String, Type>, Type> {
 }