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annotate trunk/src/dil/Symbols.d @ 561:302e50e71ec2

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Added Interface symbol.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Wed, 26 Dec 2007 23:38:16 +0100
parents 709e223a8eb9
children b0533550d64c
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1 /++
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2 Author: Aziz Köksal
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3 License: GPL3
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4 +/
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5 module dil.Symbols;
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6
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7 import dil.Symbol;
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8 import dil.SymbolTable;
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9 import dil.SyntaxTree;
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10 import dil.Enums;
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11 import dil.TypeSystem;
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12 import dil.Identifier;
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13 import common;
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14
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15 /// A symbol that has its own scope with a symbol table.
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16 class ScopeSymbol : Symbol
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17 {
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18 SymbolTable symbolTable; /// The symbol table.
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19
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20 this()
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21 {
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22 symbolTable = new SymbolTable;
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23 }
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24 }
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25
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26 /// Aggregates have function and field members.
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27 class Aggregate : ScopeSymbol
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28 {
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29 Function[] funcs;
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30 Variable[] fields;
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31 }
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32
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33 class Class : Aggregate
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34 {
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35 this()
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36 {
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37 this.sid = SYM.Class;
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38 }
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39 }
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41 class Interface : Aggregate
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42 {
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43 this()
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44 {
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45 this.sid = SYM.Interface;
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46 }
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47 }
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48
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49 class Union : Aggregate
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50 {
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51 this()
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52 {
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53 this.sid = SYM.Union;
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54 }
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55 }
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56
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57 class Struct : Aggregate
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58 {
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59 this()
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60 {
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61 this.sid = SYM.Struct;
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62 }
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63 }
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64
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65 class Function : ScopeSymbol
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66 {
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67 StorageClass stc;
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68 LinkageType linkType;
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69
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70 Type returnType;
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71 Identifier* ident;
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72 Variable[] params;
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73
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74 this()
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75 {
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76 this.sid = SYM.Function;
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77 }
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78 }
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79
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80 class Variable : Symbol
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81 {
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82 StorageClass stc;
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83 LinkageType linkType;
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84
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85 Type type;
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86 Identifier* ident;
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87 Node varDecl; /// The VariableDeclaration or Parameter node - for source code location.
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88
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89 this(StorageClass stc, LinkageType linkType,
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90 Type type, Identifier* ident, Node varDecl)
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91 {
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92 this.sid = SYM.Variable;
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93
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94 this.stc = stc;
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95 this.linkType = linkType;
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96 this.type = type;
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97 this.ident = ident;
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98 this.varDecl = varDecl;
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99 }
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100 }