changeset
Added ! operator support. It's not really an operator since it's just checked at the beginning of the expression value but eh.
Tue, 14 Aug 2012 00:48:02 +0300
- author
- Teemu Piippo <crimsondusk64@gmail.com>
- date
- Tue, 14 Aug 2012 00:48:02 +0300
- changeset 52
- f2596a239ea1
- parent 51
- 2cfa6edbf928
- child 53
- 9ef7e549391f
Added ! operator support. It's not really an operator since it's just checked at the beginning of the expression value but eh.
| parser.cxx | file | annotate | diff | comparison | revisions |
--- a/parser.cxx Tue Aug 14 00:20:59 2012 +0300 +++ b/parser.cxx Tue Aug 14 00:48:02 2012 +0300 @@ -646,7 +646,7 @@ // ============================================================================ // Finds an operator's corresponding dataheader -static long DataHeaderByOperator (ScriptVar* var, int oper) { +static word DataHeaderByOperator (ScriptVar* var, int oper) { if (IsAssignmentOperator (oper)) { if (!var) error ("operator %d requires left operand to be a variable\n", oper); @@ -791,6 +791,11 @@ ScriptVar* g; + // Prefixing "!" means negation. + bool negate = !token.compare ("!"); + if (negate) // Jump past the "!" + MustNext (); + if (!token.compare ("(")) { // Expression MustNext (); @@ -838,6 +843,10 @@ } } + // Negate it now if desired + if (negate) + b->Write<word> (DH_NEGATELOGICAL); + return b; }
