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annotate dmd/CompileExp.d @ 161:584dc990e12f

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type fixed
author korDen
date Mon, 20 Sep 2010 01:19:36 +0400
parents e28b18c23469
children e3afd1303184
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 module dmd.CompileExp;
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2
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3 import dmd.common;
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4 import dmd.Expression;
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5 import dmd.UnaExp;
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6 import dmd.OutBuffer;
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7 import dmd.Loc;
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8 import dmd.Scope;
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9 import dmd.HdrGenState;
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10 import dmd.TOK;
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11 import dmd.PREC;
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12 import dmd.WANT;
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13 import dmd.StringExp;
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14 import dmd.Type;
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15 import dmd.Parser;
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16
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17 import dmd.expression.Util;
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18
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19 class CompileExp : UnaExp
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20 {
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21 this(Loc loc, Expression e)
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22 {
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23 super(loc, TOK.TOKmixin, this.sizeof, e);
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24 }
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25
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26 override Expression semantic(Scope sc)
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27 {
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28 version (LOGSEMANTIC) {
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29 printf("CompileExp.semantic('%s')\n", toChars());
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30 }
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31 UnaExp.semantic(sc);
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32 e1 = resolveProperties(sc, e1);
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33 e1 = e1.optimize(WANT.WANTvalue | WANT.WANTinterpret);
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34 if (e1.op != TOK.TOKstring)
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35 { error("argument to mixin must be a string, not (%s)", e1.toChars());
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36 type = Type.terror;
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37 return this;
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38 }
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39 StringExp se = cast(StringExp)e1;
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40 se = se.toUTF8(sc);
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41 Parser p = new Parser(sc.module_, cast(ubyte*)se.string_, se.len, 0);
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42 p.loc = loc;
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43 p.nextToken();
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44 //printf("p.loc.linnum = %d\n", p.loc.linnum);
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45 Expression e = p.parseExpression();
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46 if (p.token.value != TOK.TOKeof)
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47 error("incomplete mixin expression (%s)", se.toChars());
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48 return e.semantic(sc);
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49 }
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50
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51 override void toCBuffer(OutBuffer buf, HdrGenState* hgs)
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52 {
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53 buf.writestring("mixin(");
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54 expToCBuffer(buf, hgs, e1, PREC.PREC_assign);
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55 buf.writeByte(')');
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56 }
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57 }