From 6bf4b90c90f15f4ab60833bddf5b5756d1a6b1f6 Mon Sep 17 00:00:00 2001
From: Elizabeth Alexander Hunt <me@liz.coffee>
Date: Thu, 2 Jul 2026 11:55:17 -0700
Subject: Init

---
 Homework/cs5300/p4-formatter/main/Main.java | 76 +++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 Homework/cs5300/p4-formatter/main/Main.java

(limited to 'Homework/cs5300/p4-formatter/main')

diff --git a/Homework/cs5300/p4-formatter/main/Main.java b/Homework/cs5300/p4-formatter/main/Main.java
new file mode 100644
index 0000000..7eb7d72
--- /dev/null
+++ b/Homework/cs5300/p4-formatter/main/Main.java
@@ -0,0 +1,76 @@
+package main;
+
+import org.antlr.v4.runtime.CharStream;
+import org.antlr.v4.runtime.CharStreams;
+import org.antlr.v4.runtime.CommonTokenStream;
+import parser.CminusLexer;
+import parser.CminusParser;
+import submit.ASTVisitor;
+import org.antlr.v4.runtime.Parser;
+import submit.ast.Node;
+
+import java.io.IOException;
+import java.util.Properties;
+import java.util.logging.Handler;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+public class Main {
+    private static Logger LOGGER;
+
+    /**
+     * @param args the command line arguments
+     * @throws java.io.IOException
+     */
+    public static void main(String[] args) throws IOException {
+        // Logging setup
+        Level level = Level.INFO;
+
+        // TODO Enable trace-level code as needed. When true, LOGGER.fine() statements
+        // will be visible.
+        final boolean trace = true;
+        if (trace) {
+            level = Level.ALL;
+        }
+
+        Properties props = System.getProperties();
+        props.setProperty("java.util.logging.SimpleFormatter.format", "%5$s%6$s%n");
+        Logger.getLogger("").setLevel(level);
+        for (Handler handler : Logger.getLogger("").getHandlers()) {
+            handler.setLevel(level);
+        }
+        LOGGER = Logger.getLogger(Parser.class.getName());
+
+        // TODO Update the filename as needed
+        final String filename = "data/test1.c";
+
+        LOGGER.info("");
+        LOGGER.info("Parsing " + filename + "\n");
+        LOGGER.info("");
+        final CharStream charStream = CharStreams.fromFileName(filename);
+        CminusLexer lexer = new CminusLexer(charStream);
+        CommonTokenStream tokens = new CommonTokenStream(lexer);
+        CminusParser parser = new CminusParser(tokens);
+        parser.setBuildParseTree(true);
+        CminusParser.ProgramContext programCtx = parser.program();
+
+        // TODO Implement building of the parse tree
+        LOGGER.info("");
+        LOGGER.info("Building abstract syntax tree");
+        LOGGER.info("");
+        ASTVisitor v = new ASTVisitor(LOGGER);
+        Node ast = v.visitProgram(programCtx);
+
+        // TODO Output formatted code
+        LOGGER.info("");
+        LOGGER.info("Formatted code:");
+        LOGGER.info("");
+        StringBuilder builder = new StringBuilder();
+        try {
+            ast.toCminus(builder, "");
+        } finally {
+            LOGGER.info(builder.toString());
+        }
+    }
+
+}
-- 
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