suite expressions

flap/src/hopix/hopixLexer.mll

@@ -104,6 +104,8 @@ rule token = parse
   | ','                   { COMMA    }
   | '.'                   { DOT      }
   | '\\'                  {BACKSLASH }
+  | ":="                  { ASSIGN   }
+  | '!'                   { EXCLA    }
 
   (** Strings *)
   | '"'                   { read_string (Buffer.create 16) lexbuf }

flap/src/hopix/hopixParser.mly

@@ -8,6 +8,7 @@
 %token EOF LET TYPE WILDCARD STAR ARROW COLON EXTERN FUN COMMA AND EQUAL LPAREN
 %token RPAREN LBRACK RBRACK LBRACE RBRACE INFERIOR SUPERIOR BINOP DO ELSE FOR
 %token FROM IF MATCH PIPE REF THEN TO UNTIL WHILE AND_KW DOT SEMICOLON BACKSLASH
+%token ASSIGN EXCLA
 
 %token<Mint.t> INT
 %token<string> ID TID CID STRING
@@ -293,15 +294,18 @@ simple_expression:
     Record(l, t_list)
   }
 
+  /* Lecture de variable */
+  /* ! expr */
+  | EXCLA e=located(simple_expression) {
+    Read(e)
+  }
+
  
 
   expression:
   | e=simple_expression{
     e
   }
-
-  
-
   /* Field */
 
   /* e.l */
@@ -336,6 +340,74 @@ simple_expression:
   | e1=located(expression) e2=located(expression){
     Apply(e1,e2)
   }
+
+  /* TODO operation binaire mais j'ai pas très bien compris encore */
+
+
+  /* Match (exp) {| ...| ... | ...} */
+  | MATCH LPAREN e=located(expression) RPAREN 
+    LBRACE b=branches RBRACE {
+      Case(e,b)
+    }
+
+  /* TODO if ( exp ) then { expr } j'ai RIEN COMPRIS */
+  /*
+  | IF LPAREN e=located(expression) RPAREN
+    THEN LBRACE e2=located(expression) RBRACE{
+      IfThenElse(e,e2,None)
+    }
+*/
+    /* if ( expr ) then { expr } else { expr } */
+  | IF LPAREN e=located(expression) RPAREN 
+    THEN LBRACE e2=located(expression) RBRACE
+    ELSE LBRACE e3=located(expression) RBRACE {
+      IfThenElse(e,e2,e3)
+    }
+  
+  /* Reference ref expr */
+
+  | REF e=located(expression){
+    Ref(e)
+  }
+
+  /* Affectation */
+  /* expr := expr */
+
+  | e1=located(expression) ASSIGN e2=located(expression){
+    Assign(e1,e2)
+  }
+
+  /* While */
+  /* while ( expr ) { expr } */
+  | WHILE LPAREN e=located(expression) RPAREN 
+  LBRACE e2=located(expression) RBRACE {
+    While(e,e2)
+  }
+
+  /* Do while TODO */
+  /* do { expr } until ( expr ) */
+
+  /* boucle for */
+  /* for  x in (e1 to e2) { expr } */
+  | FOR x=located(identifier)
+  FROM LPAREN e1=located(expression) RPAREN TO LPAREN e2=located(expression) RPAREN 
+  LBRACE e3=located(expression) RBRACE 
+  { For(x,e1,e2,e3)}
+
+  /* Parenthésage pas sûr mais je vois pas sinon*/
+  | LPAREN e=expression RPAREN {
+    e
+  }
+
+  /* Annotation de type */
+  /* (e : ty) */
+  | LPAREN e=located(expression) COLON t=located(ty) RPAREN {
+    TypeAnnotation(e,t)
+  }
+
+
+
+