Initial to_ansi util for color codes -> ANSI

util/to_ansi.js

@@ -0,0 +1,46 @@
+#!/usr/bin/env node
+
+/* jslint node: true */
+/* eslint-disable no-console */
+'use strict';
+
+const { controlCodesToAnsi } = require('../core/color_codes.js');
+
+const fs    = require('graceful-fs');
+const iconv = require('iconv-lite');
+
+const ToolVersion = '1.0.0';
+
+function main() {
+    const argv = exports.argv = require('minimist')(process.argv.slice(2), {
+        alias : {
+            h		: 'help',
+            v		: 'version',
+        }
+    });
+
+    if(argv.version) {
+        console.info(ToolVersion);
+        return 0;
+    }
+
+    if(0 === argv._.length || argv.help) {
+        console.info('usage: to_ansi.js [--version] [--help] PATH');
+        return 0;
+    }
+
+    const path = argv._[0];
+
+    fs.readFile(path, (err, data) => {
+        if(err) {
+            console.error(err.message);
+            return -1;
+        }
+
+        data = iconv.decode(data, 'cp437');
+        console.info(controlCodesToAnsi(data));
+        return 0;
+    });
+}
+
+main();