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1 module dmd.Initializer;
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2
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3 import dmd.Loc;
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4 import dmd.Scope;
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5 import dmd.Type;
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6 import dmd.Util;
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7 import dmd.ArrayTypes;
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8 import dmd.Expression;
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9 import dmd.OutBuffer;
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10 import dmd.HdrGenState;
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11 import dmd.VoidInitializer;
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12 import dmd.StructInitializer;
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13 import dmd.ArrayInitializer;
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14 import dmd.ExpInitializer;
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15
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16 import dmd.backend.dt_t;
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17
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18 class Initializer
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19 {
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20 Loc loc;
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21
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22 this(Loc loc)
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23 {
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24 this.loc = loc;
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25 }
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26
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27 Initializer syntaxCopy()
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28 {
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29 return this;
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30 }
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31
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32 Initializer semantic(Scope sc, Type t)
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33 {
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34 return this;
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35 }
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36
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37 Type inferType(Scope sc)
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38 {
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39 error(loc, "cannot infer type from initializer");
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40 halt();
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41 return Type.terror;
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42 }
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43
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44 abstract Expression toExpression();
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45
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46 abstract void toCBuffer(OutBuffer buf, HdrGenState* hgs);
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47
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48 string toChars()
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49 {
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50 OutBuffer buf;
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51 HdrGenState hgs;
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52
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53 buf = new OutBuffer();
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54 toCBuffer(buf, &hgs);
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55 return buf.toChars();
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56 }
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57
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58 static Initializers arraySyntaxCopy(Initializers ai)
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59 {
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60 Initializers a = null;
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61
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62 if (ai)
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63 {
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64 a = new Initializers();
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65 a.setDim(ai.dim);
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66 for (int i = 0; i < a.dim; i++)
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67 { Initializer e = cast(Initializer)ai.data[i];
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68
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69 e = e.syntaxCopy();
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70 a.data[i] = cast(void*) e;
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71 }
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72 }
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73 return a;
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74 }
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75
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76 dt_t* toDt()
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77 {
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78 assert(false);
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79 }
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80
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81 VoidInitializer isVoidInitializer() { return null; }
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82
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83 StructInitializer isStructInitializer() { return null; }
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84
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85 ArrayInitializer isArrayInitializer() { return null; }
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86
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87 ExpInitializer isExpInitializer() { return null; }
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88 } |
