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updated to compile with dmd2.062
author korDen
date Sat, 02 Mar 2013 01:25:52 -0800
parents b0d41ff5e0df
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1 module dmd.CompileDeclaration;
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3 import dmd.common;
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4 import dmd.AttribDeclaration;
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5 import dmd.WANT;
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6 import dmd.TOK;
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7 import dmd.StringExp;
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8 import dmd.Parser;
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9 import dmd.Expression;
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10 import dmd.ScopeDsymbol;
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11 import dmd.Dsymbol;
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12 import dmd.Loc;
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13 import dmd.Scope;
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14 import dmd.OutBuffer;
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15 import dmd.HdrGenState;
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16 import dmd.TOK;
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17 import dmd.WANT;
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18 import dmd.StringExp;
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19 import dmd.Parser;
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21 import dmd.DDMDExtensions;
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22
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23 // Mixin declarations
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24
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25 class CompileDeclaration : AttribDeclaration
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26 {
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27 mixin insertMemberExtension!(typeof(this));
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28
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29 Expression exp;
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30 ScopeDsymbol sd;
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31 bool compiled;
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33 this(Loc loc, Expression exp)
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34 {
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35 register();
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36
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37 super(null);
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38 //printf("CompileDeclaration(loc = %d)\n", loc.linnum);
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39 this.loc = loc;
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40 this.exp = exp;
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41 this.sd = null;
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42 this.compiled = false;
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43 }
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44
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45 override Dsymbol syntaxCopy(Dsymbol s)
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46 {
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47 //printf("CompileDeclaration.syntaxCopy('%s')\n", toChars());
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48 CompileDeclaration sc = new CompileDeclaration(loc, exp.syntaxCopy());
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49 return sc;
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50 }
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51
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52 override bool addMember(Scope sc, ScopeDsymbol sd, bool memnum)
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53 {
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54 //printf("CompileDeclaration.addMember(sc = %p, memnum = %d)\n", sc, memnum);
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55 bool m = false;
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56 this.sd = sd;
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57 if (!memnum)
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58 { /* No members yet, so parse the mixin now
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59 */
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60 compileIt(sc);
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61 memnum = AttribDeclaration.addMember(sc, sd, memnum);
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62 compiled = true;
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63 }
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64 return memnum;
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65 }
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67 void compileIt(Scope sc)
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68 {
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69 //printf("CompileDeclaration.compileIt(loc = %d)\n", loc.linnum);
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70 exp = exp.semantic(sc);
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71 exp = resolveProperties(sc, exp);
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72 exp = exp.optimize(WANT.WANTvalue | WANT.WANTinterpret);
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73 if (exp.op != TOK.TOKstring)
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74 { exp.error("argument to mixin must be a string, not (%s)", exp.toChars());
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75 }
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76 else
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77 {
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78 StringExp se = cast(StringExp)exp;
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79 se = se.toUTF8(sc);
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80 scope Parser p = new Parser(sc.module_, cast(ubyte*)se.string_, se.len, 0);
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81 p.loc = loc;
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82 p.nextToken();
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83 decl = p.parseDeclDefs(0);
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84 if (p.token.value != TOK.TOKeof)
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85 exp.error("incomplete mixin declaration (%s)", se.toChars());
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86 }
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87 }
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89 override void semantic(Scope sc)
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90 {
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91 //printf("CompileDeclaration.semantic()\n");
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93 if (!compiled)
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94 {
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95 compileIt(sc);
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96 AttribDeclaration.addMember(sc, sd, 0);
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97 compiled = 1;
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98 }
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99 AttribDeclaration.semantic(sc);
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100 }
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101
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102 override void toCBuffer(OutBuffer buf, HdrGenState* hgs)
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103 {
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104 buf.writestring("mixin(");
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105 exp.toCBuffer(buf, hgs);
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106 buf.writestring(");");
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107 buf.writenl();
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108 }
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109 }