mcs/class/Microsoft.JScript/Microsoft.JScript/driver.cs

   1 //
   2 // driver.cs: Guides the compilation process through the different phases.
   3 //
   4 // Author:
   5 //      Cesar Lopez Nataren (cesar@ciencias.unam.mx)
   6 //
   7 // (C) 2003, Cesar Lopez Nataren
   8 //
   9
  10 namespace Microsoft.JScript.Tmp
  11 {
  12         using System;
  13         using System.IO;
  14         using System.Collections;
  15         using System.Reflection.Emit;
  16         using System.Reflection;
  17         using System.Runtime.CompilerServices;
  18
  19         public class Jsc
  20         {
  21                 string filename;
  22                 string assemblyName;
  23                 ASTList program;
  24                 SemanticAnaliser semAnalizer;
  25                 CodeGenerator codeGen;
  26
  27                 public Jsc (string filename)
  28                 {
  29                         this.filename = filename;
  30                         this.assemblyName = Path.GetFileNameWithoutExtension (filename);
  31
  32                         program = new ASTList ();
  33                 }
  34
  35
  36                 public void Run ()
  37                 {
  38                         this.GetAST (filename);
  39                         Console.WriteLine (this.program.ToString ());
  40                         // this.SemanticAnalysis ();
  41                         this.GenerateCode ();
  42
  43                         this.codeGen.assemblyBuilder.Save (assemblyName + ".exe");
  44                 }
  45
  46
  47                 public void GenerateCode ()
  48                 {
  49                         this.codeGen = new CodeGenerator (assemblyName,
  50                                                           AssemblyBuilderAccess.RunAndSave);
  51
  52                         this.codeGen.EmitJScript0 (this.program);
  53                         this.codeGen.EmitJScriptMain ();
  54                 }
  55
  56
  57                 public void GetAST (string filename)
  58                 {
  59                         StreamReader reader = new StreamReader (filename);
  60                         JScriptLexer lexer = new JScriptLexer (reader);
  61                         JScriptParser parser = new JScriptParser (lexer);
  62
  63                         parser.program (program);
  64                 }
  65
  66
  67                 public static void Main (string [] args)
  68                 {
  69                         try {
  70                                 Jsc compiler = new Jsc (args [0]);
  71
  72                                 compiler.Run ();
  73                                 Console.WriteLine (compiler.program.ToString ());
  74
  75                         } catch (IndexOutOfRangeException) {
  76                                 Console.WriteLine ("Usage: [mono] mjs.exe filename.js");
  77                         }
  78                 }
  79         }
  80 }