From 76ca0a2bdedb29a74fe4890fac6acac992697332 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <mailroxas@gmail.com>
Date: Wed, 26 Sep 2018 23:41:49 +0300
Subject: share lex blocks between functions and references

---
 src/compiler/expr.lm | 40 +++++++++++++++++-----------------------
 1 file changed, 17 insertions(+), 23 deletions(-)

(limited to 'src/compiler')

diff --git a/src/compiler/expr.lm b/src/compiler/expr.lm
index 858adf4..5b29577 100644
--- a/src/compiler/expr.lm
+++ b/src/compiler/expr.lm
@@ -72,40 +72,34 @@ context expr
 end
 
 context reference
-   context function
-      lex
-         # reserved
-         literal `struct `enum `select
-         literal `nul `dec `hex `str `be `le
-         token PRIMITIVE / [us][1-9][0-9]* /
-         literal `( `) `,
-         token NAME / [a-zA-Z_][a-zA-Z_0-9]* /
-      end
+   lex
+      # reserved
+      literal `struct `enum `select
+      literal `nul `dec `hex `str `be `le
+      literal `until `sizeof
+      token PRIMITIVE / [us][1-9][0-9]* /
+      literal `( `) `,
+      token NAME / [a-zA-Z_][a-zA-Z_0-9]* /
+   end
 
+   context function
       def arg
          [expr::arg::type `, arg] | [expr::arg::type]
 
+      def name
+         [`until] | [`sizeof] | [NAME]
+
       def type
-         [name:NAME WS* `( args:arg* `)]
+         [name:name WS* `( args:arg* `)]
    end
 
    context variable
-      lex
-         # reserved
-         literal `struct `enum `select
-         literal `until `sizeof
-         literal `nul `dec `hex `str `be `le
-         token PRIMITIVE / [us][1-9][0-9]* /
-         token NAME / [a-zA-Z_][a-zA-Z_0-9]* /
-      end
-
       def type
          [name:NAME]
    end
 
    def type
-      [function::type]
-   |  [variable::type]
+      [function::type] | [variable::type]
 end
 
 context collapser
@@ -393,13 +387,13 @@ context collapser
    |  [lparen tok+ rparen] commit
    |  [lsquare tok+ rsquare] commit
    |  [tok+ question tok+ colon tok+] commit
-   |  [otherops] { stack_op(r1.op) }
+   |  [otherops] commit { stack_op(r1.op) }
    |  [value] { stack_value($r1) }
    |  [WS] { lhs = nil }
 
    def collapsed
       result:reducer::collapsed
-      [tok*] commit { flush_all() lhs.result = parse reducer::collapsed[values] if (!lhs.result) reject }
+      [tok+] commit { flush_all() lhs.result = parse reducer::collapsed[values] if (!lhs.result) reject }
 
    collapsed
    collapse(s:stream)
-- 
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