diff options
| author | Santo Cariotti <santo@dcariotti.me> | 2024-06-27 09:31:37 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-06-27 09:31:37 +0200 |
| commit | 7125bb27fedaafd5a56b5122e4251b182448ddac (patch) | |
| tree | ba6bff8604d3bd249ca89b38ec51182a494a91bd | |
| parent | 54b2c77e6875c1abb3d73fdfd0de924e75633087 (diff) | |
Execute file with python file as argument (#14)
| -rw-r--r-- | src/Main.java | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/src/Main.java b/src/Main.java index 3987bad..afad5b1 100644 --- a/src/Main.java +++ b/src/Main.java @@ -15,12 +15,15 @@ import semanticanalysis.*; public class Main { public static void main(String[] args) { + if (args.length != 1) { + System.err + .println( + "You must execute this program with a file parameter.\nUsage: java -cp lib/antlr-4.13.1-complete.jar:out Main <file.py>"); + return; + } - // for (File file : Objects.requireNonNull(new File("./progs/").listFiles())) { try { - // String fileStr = file.getPath(); - // FIXME: use the fileStr above - String fileStr = "./progs/test.py"; + String fileStr = args[0]; System.out.println(fileStr); System.out.println(readFile(fileStr)); CharStream cs = CharStreams.fromFileName(fileStr); @@ -28,20 +31,12 @@ public class Main { CommonTokenStream tokens = new CommonTokenStream(lexer); Python3Parser parser = new Python3Parser(tokens); Python3Parser.RootContext tree = parser.root(); - // DEBUG - // { - // tokens.fill(); - // for (Token token : tokens.getTokens()) { - // System.out.println(token.toString()); - // } - // - // System.out.println("Tree: " + tree); - // } + JFrame frame = new JFrame("Parse Tree"); JPanel panel = new JPanel(); TreeViewer viewer = new TreeViewer(Arrays.asList(parser.getRuleNames()), tree); - viewer.setScale(1.5); // Zoom factor + viewer.setScale(1.5); panel.add(viewer); frame.add(panel); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); @@ -71,7 +66,6 @@ public class Main { } catch (Exception e) { e.printStackTrace(); } - // } } private static String readFile(String filePath) throws IOException { |