split into separate packages/classes

1 files changed, 19 insertions, 105 deletions

diff --git a/src/main/java/no/eliashaugsbakk/kompilator/Main.java b/src/main/java/no/eliashaugsbakk/kompilator/Main.java
index be5746c..aad3753 100644
--- a/src/main/java/no/eliashaugsbakk/kompilator/Main.java
+++ b/src/main/java/no/eliashaugsbakk/kompilator/Main.java
@@ -1,131 +1,45 @@
 package no.eliashaugsbakk.kompilator;
 
-import java.io.BufferedReader;
-import java.io.FileNotFoundException;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.nio.file.Files;
-import java.nio.file.Path;
 import java.util.List;
+import no.eliashaugsbakk.kompilator.IO.File;
+import no.eliashaugsbakk.kompilator.IO.FileReaderWriter;
+import no.eliashaugsbakk.kompilator.IO.FileReaderWriterException;
+import no.eliashaugsbakk.kompilator.asmGeneration.AssemblyBuilder;
+import no.eliashaugsbakk.kompilator.assembleAndLink.AssemblerAndLinker;
 
 public class Main {
   public static final String programFileExtension = "spå";
 
 
-  private record InputProgram(String programName, String programContent) {
-  }
-
   static void main(String[] args) {
     if (args.length != 1) {
       IO.println("err: Only accepts one argument: The filename of the input program");
       System.exit(1);
     }
-    InputProgram inputProgram = readInputProgram(args[0]);
-
-    List<String> IR = List.of();
-
-    String assembly = new AssemblyBuilder().createAssembly(IR);
-
-    assemblingAndLInking(inputProgram.programName(), assembly);
-
-    System.exit(0);
-  }
 
-  private static void assemblingAndLInking(String programName, String assembly) {
-    String assemblyFileName = programName + ".s";
-    String assembledFileName = programName + ".o";
+    String inputFileName = args[0];
 
-    try {
-      FileWriter fw = new FileWriter(assemblyFileName);
-      fw.write(assembly);
-      fw.close();
-    } catch (IOException e) {
-      IO.println("err: Could not write file: " + e.getMessage());
-    }
-
-    try {
-      // Assembling using: as -o program.o program.s
-      ProcessBuilder asPB = new ProcessBuilder("as", "-o", assembledFileName, assemblyFileName);
-      runProcess(asPB);
-    } catch (IOException e) {
-      IO.println("err: Failed to invoke GCC\n\n" + e);
-    } catch (InterruptedException e) {
-      IO.println("err: Failed to wait for gcc output\n\n" + e);
-    }
-
-    try {
-      // Linking using GNU linker: ld -o program program.o
-      ProcessBuilder ldPB = new ProcessBuilder("ld", "-o", programName, assembledFileName);
-      runProcess(ldPB);
-    } catch (IOException e) {
-      IO.println("err: Failed to invoke GCC\n\n" + e);
-    } catch (InterruptedException e) {
-      IO.println("err: Failed to wait for gcc output\n\n" + e);
+    if (!inputFileName.endsWith("." + programFileExtension)) {
+      IO.println("err: Input file must use the file extension: " + programFileExtension);
+      System.exit(1);
     }
 
-    // Clean up
+    File inputProgram = null;
+    FileReaderWriter fileReaderWriter = new FileReaderWriter();
     try {
-      Files.delete(Path.of(assemblyFileName));
-    } catch (IOException e) {
-      IO.println("err: Could not delete assembly file: " + e.getMessage());
-    }
-    try {
-      Files.delete(Path.of(assembledFileName));
-    } catch (IOException e) {
-      IO.println("err: Could not delete assembled file: " + e.getMessage());
-    }
-  }
-
-  private static void runProcess(ProcessBuilder processBuilder)
-      throws IOException, InterruptedException {
-    Process process = processBuilder.start();
-    process.waitFor();
-    if (process.exitValue() != 0) {
-      BufferedReader bufferedReader =
-          new BufferedReader(new InputStreamReader(process.getErrorStream()));
-
-      String line;
-      while ((line = bufferedReader.readLine()) != null) {
-        System.out.println(line);
-      }
-      bufferedReader.close();
-    }
-  }
-
-  private static InputProgram readInputProgram(String inputFilePath) {
-    if (!inputFilePath.endsWith("." + programFileExtension)) {
-      IO.println("err: Input file must use the file extension: " + programFileExtension);
+      inputProgram = fileReaderWriter.readFile(inputFileName);
+    } catch (FileReaderWriterException e) {
+      IO.println("Could not read input file: " + inputFileName + "\n\n" + e.getMessage());
       System.exit(1);
     }
 
-    String programName =
-        inputFilePath.substring(inputFilePath.lastIndexOf("/") + 1, inputFilePath.lastIndexOf("."));
-
-    String programContent = null;
-
-    try (BufferedReader br = new BufferedReader(new FileReader(inputFilePath))) {
-      StringBuilder sb = new StringBuilder();
-      String line = br.readLine();
+    List<String> IR = List.of();
 
-      while (line != null) {
-        sb.append(line);
-        sb.append(System.lineSeparator());
-        line = br.readLine();
-      }
-      programContent = sb.toString();
-    } catch (FileNotFoundException e) {
-      IO.println("err: File not found");
-    } catch (IOException e) {
-      IO.println(e.getMessage());
-    }
+    String assembly = new AssemblyBuilder().createAssembly(IR);
 
-    if (programContent == null) {
-      IO.println("err: Could not read input file");
-      System.exit(1);
-    }
+    AssemblerAndLinker assemblerAndLinker = new AssemblerAndLinker();
+    assemblerAndLinker.assembleAndLink(inputProgram.fileName(), assembly);
 
-    return new InputProgram(programName, programContent);
+    System.exit(0);
   }
 }