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annotate trunk/src/dil/Scope.d @ 490:47be6bfe39cd

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Refactored code and added new modules. Added ProtectionDeclaration and changed Parser to make use of it. Moved class Location to its own module. Moved some Lexer functions to new module LexerFuncs. Moved Lexer.getLocation() to struct Token. Added methods semantic() and error() to class Expression. Added method error() to class Scope.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Tue, 04 Dec 2007 23:31:20 +0100
parents bd176bc73e43
children 6ddff941862a
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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.Scope;
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6 import dil.Symbol;
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7 import dil.Information;
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8 import common;
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9
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10 class Scope
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11 {
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12 Scope parent; /// The surrounding scope.
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13 InformationManager infoMan; /// Collects errors reported during the semantic phase.
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15 this()
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16 {
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17 }
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18
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19 /++
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20 Find an identifier in this scope.
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21 +/
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22 Symbol find(char[] ident)
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23 {
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24 return null;
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25 }
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27 /++
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28 Add a symbol to this scope.
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29 +/
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30 void add(Symbol sym)
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31 {
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33 }
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35 /++
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36 Create a new inner scope.
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37 +/
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38 Scope push()
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39 {
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40 auto sc = new Scope();
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41 sc.parent = this;
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42 return sc;
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43 }
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45 /++
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46 Destroy this scope and return the outer scope.
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47 +/
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48 Scope pop()
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49 {
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50 auto sc = parent;
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51 // delete this;
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52 return sc;
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53 }
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54
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55 import dil.Information;
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56 import dil.Messages;
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57 import dil.Token;
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58 void error(Token* token, MID mid)
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59 {
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60 auto location = token.getLocation();
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61 auto msg = GetMsg(mid);
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62 auto error = new Information(InfoType.Semantic, mid, location, msg);
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63 // infoMan.add(error);
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64 }
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65 }