nqasm: allow spaces around operators in expressions

1 files changed, 8 insertions, 8 deletions

diff --git a/lexer.l b/lexer.l
index 4a593fe..c51cb40 100644
--- a/lexer.l
+++ b/lexer.l
@@ -76,14 +76,14 @@ HEX        [0-9a-f]
 
 <args>\.                 { return T_DOT; }
 <args>@                  { return T_DEREF; }
-<args>\+                 { return T_OPERATOR_ADD; }
-<args>-                  { return T_OPERATOR_SUB; }
-<args>\*                 { return T_OPERATOR_MUL; }
-<args>\/                 { return T_OPERATOR_DIV; }
-<args>!                  { return T_OPERATOR_NOT; }
-<args>~                  { return T_OPERATOR_INV; }
-<args>\(                 { return T_LPAREN; }
-<args>\)                 { return T_RPAREN; }
+<args>{SP}*\+{SP}*       { return T_OPERATOR_ADD; }
+<args>{SP}*-{SP}*        { return T_OPERATOR_SUB; }
+<args>{SP}*\*{SP}*       { return T_OPERATOR_MUL; }
+<args>{SP}*\/{SP}*       { return T_OPERATOR_DIV; }
+<args>!{SP}*             { return T_OPERATOR_NOT; }
+<args>~{SP}*             { return T_OPERATOR_INV; }
+<args>\({SP}*            { return T_LPAREN; }
+<args>{SP}*\)            { return T_RPAREN; }
 <args>{DEC}+             { return intlit(yytext,   10, &yylval.lval); }
 <args>0x{HEX}+           { return intlit(yytext+2, 16, &yylval.lval); }
 <args>{SP}*,{SP}*        { return T_COMMA; }