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annotate trunk/src/dil/SymbolTable.d @ 556:19554e79e6d2

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Added module dil.SymbolTable.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Mon, 24 Dec 2007 16:12:41 +0100
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children b0533550d64c
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556
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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1 /++
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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2 Author: Aziz Köksal
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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3 License: GPL3
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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4 +/
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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5 module dil.SymbolTable;
19554e79e6d2 Added module dil.SymbolTable.
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6
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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7 import dil.Symbol;
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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8 import dil.Identifier;
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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9 import common;
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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10
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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11 /++
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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12 Maps an identifier string to a Symbol.
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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13 +/
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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14 class SymbolTable
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Aziz K?ksal <aziz.koeksal@gmail.com>
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15 {
19554e79e6d2 Added module dil.SymbolTable.
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16 protected Symbol[char[]] table;
19554e79e6d2 Added module dil.SymbolTable.
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17
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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18 /// Look up ident in the table.
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Aziz K?ksal <aziz.koeksal@gmail.com>
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19 Symbol lookup(Identifier* ident)
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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20 {
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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21 assert(ident !is null);
19554e79e6d2 Added module dil.SymbolTable.
Aziz K?ksal <aziz.koeksal@gmail.com>
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22 auto psym = ident.str in table;
19554e79e6d2 Added module dil.SymbolTable.
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23 return psym ? *psym : null;
19554e79e6d2 Added module dil.SymbolTable.
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24 }
19554e79e6d2 Added module dil.SymbolTable.
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25 }