From 5ba53665c99c01f407576406b4c619d180efd384 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Fri, 26 Aug 2022 09:58:48 +0200
Subject: some fixes + .[] syntax sugar

---
 src/parse.cff | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/parse.cff')

diff --git a/src/parse.cff b/src/parse.cff
index f03e13a..d4b8b7a 100644
--- a/src/parse.cff
+++ b/src/parse.cff
@@ -1658,6 +1658,13 @@ fn pexpostfix(P *Parser) Expr {
             let enumty = ty.u.Agg.enumty;
             ex = { tok.loc, ty.konst ? constify(enumty) : enumty, :EUTag(exprdup(P.alloc, ex)) };
 
+         case lexpeek(P).t == '[';
+            // sugar: expr.[idx] -> (*expr)[idx]
+            if !ex.ty->is(:Ptr) {
+               fatal(P, ex.loc, "`.[]' operator takes a pointer (got %t)", ex.ty);
+            }
+            ex = { ex.loc, ex.ty.u.Ptr, .u: :UnOp { :deref, exprdup(P.alloc, ex) }};
+
          case else;
             lexexpects(P, :ident, "field name");
          }
-- 
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