annotate trunk/src/dil/semantic/Symbol.d @ 683:1ae72234db26

Implemented some methods in SemanticPass1. Renamed Symbol.ident to name. Added a constructor to Symbol. Adapted constructors of classes that inherit from Symbol. Added Alias and OverloadSet Symbol classes. Renamed idents and values to names and inits in VariablesDeclaration.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Mon, 21 Jan 2008 17:10:12 +0100
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children efa5fcb9aa14
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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.semantic.Symbol;
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6
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7 import dil.ast.Node;
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8 import dil.lexer.Identifier;
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9 import common;
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10
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11 /// Symbol IDs.
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12 enum SYM
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13 {
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14 Module,
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15 Class,
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16 Interface,
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17 Struct,
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18 Union,
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19 Enum,
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20 Template,
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21 Variable,
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22 Function,
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23 Alias,
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24 OverloadSet,
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25 // Type,
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26 }
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27
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28 /++
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29 A symbol represents an object with semantic code information.
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30 +/
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31 class Symbol
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32 {
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33 SYM sid;
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34 Symbol parent; /// The parent this symbol belongs to.
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35 Identifier* name; /// The name of this symbol.
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36 /// The AST node that produced this symbol.
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37 /// Useful for source code location info and retrieval of doc comments.
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38 Node node;
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39
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40 this(SYM sid, Identifier* name, Node node)
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41 {
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42 this.sid = sid;
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43 this.name = name;
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44 this.node = node;
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45 }
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46
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47 // A template macro for building isXYZ() methods.
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48 private template is_(char[] kind)
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49 {
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50 const char[] is_ = `bool is`~kind~`(){ return sid == SYM.`~kind~`; }`;
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51 }
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52 mixin(is_!("Module"));
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53 mixin(is_!("Class"));
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54 mixin(is_!("Interface"));
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55 mixin(is_!("Struct"));
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56 mixin(is_!("Union"));
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57 mixin(is_!("Enum"));
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58 mixin(is_!("Template"));
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59 mixin(is_!("Variable"));
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60 mixin(is_!("Function"));
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61 mixin(is_!("Alias"));
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62 mixin(is_!("OverloadSet"));
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63 // mixin(is_!("Type"));
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64 }