Mercurial > projects > ddmd
view dmd/DebugSymbol.d @ 187:b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
author | Abscissa |
---|---|
date | Tue, 07 Jun 2011 23:37:34 -0400 |
parents | e3afd1303184 |
children |
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module dmd.DebugSymbol; import dmd.common; import dmd.Dsymbol; import dmd.Identifier; import dmd.Loc; import dmd.Scope; import dmd.ScopeDsymbol; import dmd.Module; import dmd.HdrGenState; import dmd.Array; import dmd.OutBuffer; import dmd.condition.util.findCondition; import dmd.DDMDExtensions; /* DebugSymbol's happen for statements like: * debug = identifier; * debug = integer; */ class DebugSymbol : Dsymbol { mixin insertMemberExtension!(typeof(this)); uint level; this(Loc loc, Identifier ident) { register(); super(ident); this.loc = loc; } this(Loc loc, uint level) { register(); this.level = level; this.loc = loc; } override Dsymbol syntaxCopy(Dsymbol s) { assert(!s); DebugSymbol ds = new DebugSymbol(loc, ident); ds.level = level; return ds; } override bool addMember(Scope sc, ScopeDsymbol sd, bool memnum) { //printf("DebugSymbol.addMember('%s') %s\n", sd.toChars(), toChars()); Module m; // Do not add the member to the symbol table, // just make sure subsequent debug declarations work. m = sd.isModule(); if (ident) { if (!m) error("declaration must be at module level"); else { if (findCondition(m.debugidsNot, ident)) error("defined after use"); if (!m.debugids) m.debugids = new Vector!string(); m.debugids.push(ident.toChars()); /// } } else { if (!m) error("level declaration must be at module level"); else m.debuglevel = level; } return false; } override void semantic(Scope sc) { //printf("DebugSymbol.semantic() %s\n", toChars()); } override void toCBuffer(OutBuffer buf, HdrGenState* hgs) { buf.writestring("debug = "); if (ident) buf.writestring(ident.toChars()); else buf.printf("%u", level); buf.writestring(";"); buf.writenl(); } override string kind() { return "debug"; } }