Mercurial > projects > ddmd
annotate dmd/ConditionalDeclaration.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 |
| rev | line source |
|---|---|
| 0 | 1 module dmd.ConditionalDeclaration; |
| 2 | |
| 114 | 3 import dmd.common; |
| 0 | 4 import dmd.AttribDeclaration; |
| 5 import dmd.Condition; | |
| 6 import dmd.Array; | |
| 7 import dmd.Dsymbol; | |
| 8 import dmd.Scope; | |
| 9 import dmd.ScopeDsymbol; | |
| 10 import dmd.OutBuffer; | |
| 11 import dmd.HdrGenState; | |
| 12 | |
|
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b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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13 import dmd.DDMDExtensions; |
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b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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14 |
| 0 | 15 class ConditionalDeclaration : AttribDeclaration |
| 16 { | |
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Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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17 mixin insertMemberExtension!(typeof(this)); |
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b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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18 |
| 0 | 19 Condition condition; |
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7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
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20 Dsymbols elsedecl; // array of Dsymbol's for else block |
| 0 | 21 |
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Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
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diff
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22 this(Condition condition, Dsymbols decl, Dsymbols elsedecl) |
| 0 | 23 { |
| 178 | 24 register(); |
| 0 | 25 super(decl); |
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01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
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changeset
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26 //printf("ConditionalDeclaration.ConditionalDeclaration()\n"); |
| 0 | 27 this.condition = condition; |
| 28 this.elsedecl = elsedecl; | |
| 29 } | |
| 30 | |
| 72 | 31 override Dsymbol syntaxCopy(Dsymbol s) |
| 0 | 32 { |
| 79 | 33 ConditionalDeclaration dd; |
| 34 | |
| 35 assert(!s); | |
| 36 dd = new ConditionalDeclaration(condition.syntaxCopy(), | |
| 37 Dsymbol.arraySyntaxCopy(decl), | |
| 38 Dsymbol.arraySyntaxCopy(elsedecl)); | |
| 39 return dd; | |
| 0 | 40 } |
| 41 | |
| 72 | 42 override bool oneMember(Dsymbol* ps) |
| 0 | 43 { |
| 13 | 44 //printf("ConditionalDeclaration.oneMember(), inc = %d\n", condition.inc); |
| 45 if (condition.inc) | |
| 46 { | |
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7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
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47 auto d = condition.include(null, null) ? decl : elsedecl; |
| 13 | 48 return Dsymbol.oneMembers(d, ps); |
| 49 } | |
| 50 *ps = null; | |
| 51 return true; | |
| 0 | 52 } |
| 53 | |
| 72 | 54 override void emitComment(Scope sc) |
| 0 | 55 { |
| 79 | 56 //printf("ConditionalDeclaration.emitComment(sc = %p)\n", sc); |
| 57 if (condition.inc) | |
| 58 { | |
| 59 AttribDeclaration.emitComment(sc); | |
| 60 } | |
| 61 else if (sc.docbuf) | |
| 62 { | |
| 63 /* If generating doc comment, be careful because if we're inside | |
| 64 * a template, then include(NULL, NULL) will fail. | |
| 65 */ | |
| 66 auto d = decl ? decl : elsedecl; | |
| 67 foreach(s; d) | |
| 68 s.emitComment(sc); | |
| 69 } | |
| 0 | 70 } |
| 71 | |
| 72 // Decide if 'then' or 'else' code should be included | |
| 73 | |
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7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
74 override Dsymbols include(Scope sc, ScopeDsymbol sd) |
| 0 | 75 { |
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19
01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
76 //printf("ConditionalDeclaration.include()\n"); |
| 0 | 77 assert(condition); |
| 78 return condition.include(sc, sd) ? decl : elsedecl; | |
| 79 } | |
| 80 | |
| 79 | 81 override void addComment(string comment) |
| 0 | 82 { |
| 83 /* Because addComment is called by the parser, if we called | |
| 84 * include() it would define a version before it was used. | |
| 85 * But it's no problem to drill down to both decl and elsedecl, | |
| 86 * so that's the workaround. | |
| 87 */ | |
| 88 | |
| 89 if (comment) | |
| 90 { | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
91 auto d = decl; |
| 0 | 92 |
| 93 for (int j = 0; j < 2; j++) | |
| 94 { | |
| 95 if (d) | |
| 96 { | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
97 foreach(s; d) |
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19
01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
98 //printf("ConditionalDeclaration::addComment %s\n", s.toChars()); |
| 0 | 99 s.addComment(comment); |
| 100 } | |
| 101 d = elsedecl; | |
| 102 } | |
| 103 } | |
| 104 } | |
| 105 | |
| 72 | 106 override void toCBuffer(OutBuffer buf, HdrGenState* hgs) |
| 0 | 107 { |
| 79 | 108 condition.toCBuffer(buf, hgs); |
| 109 if (decl || elsedecl) | |
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01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
110 { |
| 79 | 111 buf.writenl(); |
| 112 buf.writeByte('{'); | |
| 113 buf.writenl(); | |
| 114 if (decl) | |
| 115 { | |
| 116 foreach (Dsymbol s; decl) | |
| 117 { | |
| 118 buf.writestring(" "); | |
| 119 s.toCBuffer(buf, hgs); | |
| 120 } | |
| 121 } | |
| 122 buf.writeByte('}'); | |
| 123 if (elsedecl) | |
| 124 { | |
| 125 buf.writenl(); | |
| 126 buf.writestring("else"); | |
| 127 buf.writenl(); | |
| 128 buf.writeByte('{'); | |
| 129 buf.writenl(); | |
| 130 foreach (Dsymbol s; elsedecl) | |
| 131 { | |
| 132 buf.writestring(" "); | |
| 133 s.toCBuffer(buf, hgs); | |
| 134 } | |
| 135 buf.writeByte('}'); | |
| 136 } | |
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19
01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
137 } |
| 79 | 138 else |
| 139 buf.writeByte(':'); | |
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19
01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
140 buf.writenl(); |
| 79 | 141 } |
| 142 | |
| 143 override void toJsonBuffer(OutBuffer buf) | |
| 144 { | |
| 145 // writef("ConditionalDeclaration::toJsonBuffer()\n"); | |
| 146 if (condition.inc) | |
| 147 { | |
| 148 super.toJsonBuffer(buf); | |
| 149 } | |
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19
01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
150 } |
| 79 | 151 |
| 152 override void importAll(Scope sc) | |
| 153 { | |
| 154 Dsymbols d = include(sc, null); | |
| 155 | |
| 156 //writef("\tConditionalDeclaration::importAll '%s', d = %p\n",toChars(), d); | |
| 157 if (d) | |
| 158 { | |
| 159 foreach (s; d) | |
| 160 s.importAll(sc); | |
| 161 } | |
|
19
01cadcfa4842
Implemented CompileExp, ConditionalDeclaration, ModAssignExp, parsingmixin statements, TemplateAliasParameters, TemplateMixins, TypeDArray.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
162 } |
| 79 | 163 |
| 164 override void setScope(Scope sc) | |
| 165 { | |
| 166 Dsymbols d = include(sc, null); | |
| 167 | |
| 168 //writef("\tConditionalDeclaration::setScope '%s', d = %p\n",toChars(), d); | |
| 169 if (d) | |
| 170 { | |
| 171 foreach (s; d) | |
| 172 s.setScope(sc); | |
| 173 } | |
| 174 | |
| 175 } | |
| 176 } |