From d26bf39f054434fbcc0e3a894d9e828b069e8831 Mon Sep 17 00:00:00 2001
From: n loewen <nick@nloewen.com>
Date: Sat, 2 Sep 2023 20:34:54 -0700
Subject: [PATCH] assembler - Fix: move 'main' back to end

---
 src/assembler.js | 47 +++++++++++++++++++++++------------------------
 1 file changed, 23 insertions(+), 24 deletions(-)

diff --git a/src/assembler.js b/src/assembler.js
index 5df973b..68b54aa 100755
--- a/src/assembler.js
+++ b/src/assembler.js
@@ -9,30 +9,6 @@ const DBG = require('./dbg.js');
 
 const CFG = require('./machine.config.js');
 
-/** MAIN **/
-
-// Handle command-line options...
-const opts = new Opter(process.argv);
-opts.synonymize('-d', '--debug');
-opts.requireOption('-i', 'Input file required (-i prog.asm)');
-opts.requireOptionArgument('-i', 1, 1, 'Input file required (-i prog.asm)');
-opts.requireOptionArgument('-o', 1, 1, 'Missing output file name (-o prog.asm)');
-
-const inputFilename = opts.opts.i[0];
-const inputFile_str = fs.readFileSync(inputFilename, 'utf8');
-
-let outputFileProvided = opts.contains('-o');
-let returnOnStdout = !outputFileProvided;
-let outputFilename = outputFileProvided ? opts.opts.o[0] : null;
-
-let outputWithMetadata = opts.contains('--debug');
-
-// Initialize debugger...
-const dbg = returnOnStdout ? new DBG('none') : new DBG('nitpick');
-
-// Assemble...!
-assemble(inputFile_str, outputFilename, outputWithMetadata);
-
 
 /** Configure pseudo-ops **/
 const ASM_IP_LABEL = '*';
@@ -452,3 +428,26 @@ function assemble(sourceCode, outputFile='out.txt', includeMetadata=false) {
   }
 }
 
+/** MAIN **/
+
+// Handle command-line options...
+const opts = new Opter(process.argv);
+opts.synonymize('-d', '--debug');
+opts.requireOption('-i', 'Input file required (-i prog.asm)');
+opts.requireOptionArgument('-i', 1, 1, 'Input file required (-i prog.asm)');
+opts.requireOptionArgument('-o', 1, 1, 'Missing output file name (-o prog.asm)');
+
+const inputFilename = opts.opts.i[0];
+const inputFile_str = fs.readFileSync(inputFilename, 'utf8');
+
+let outputFileProvided = opts.contains('-o');
+let returnOnStdout = !outputFileProvided;
+let outputFilename = outputFileProvided ? opts.opts.o[0] : null;
+
+let outputWithMetadata = opts.contains('--debug');
+
+// Initialize debugger...
+const dbg = returnOnStdout ? new DBG('none') : new DBG('nitpick');
+
+// Assemble...!
+assemble(inputFile_str, outputFilename, outputWithMetadata);