Add tokenizer, parser and support for certain operations

1 files changed, 37 insertions, 0 deletions

diff --git a/main/Main.java b/main/Main.java
new file mode 100644
index 0000000..488b9fd
--- /dev/null
+++ b/main/Main.java
@@ -0,0 +1,37 @@
+package com.jantuomi.interpreter.main;
+
+import com.jantuomi.interpreter.main.core.CommandLineArgumentContainer;
+import com.jantuomi.interpreter.main.core.parser.Parser;
+import com.jantuomi.interpreter.main.core.tokenizer.Tokenizer;
+import org.kohsuke.args4j.CmdLineException;
+import org.kohsuke.args4j.CmdLineParser;
+
+public class Main {
+
+    public static void main(String[] args) throws Exception {
+        boolean parseSuccess = parseArguments(args);
+        if (!parseSuccess) {
+            throw new Exception("Argument files could not be parsed successfully.");
+        }
+
+        String sourceFileContents = CommandLineArgumentContainer.getInstance().getSourceFileContents();
+        Tokenizer tokenizer = Tokenizer.getInstance();
+        tokenizer.tokenize(sourceFileContents);
+        Parser.getInstance().parse(tokenizer.getTokens());
+    }
+
+    public static boolean parseArguments(String[] args) {
+        CommandLineArgumentContainer container = CommandLineArgumentContainer.getInstance();
+        CmdLineParser parser = new CmdLineParser(container);
+
+        try {
+            parser.parseArgument(args);
+        } catch (CmdLineException e) {
+            System.err.println(e.getMessage());
+            parser.printUsage(System.err);
+            return false;
+        }
+
+        return true;
+    }
+}