Add bin CLI tool

lbry-format.js

@@ -0,0 +1,51 @@
+#!/usr/bin/env node
+const {
+	packDirectory,
+  unpackDirectory,
+} = require('lbry-format');
+const path = require('path');
+
+require('yargs')
+  .scriptName('lbry-pack')
+  .usage('$0 <cmd> [args]')
+  .command('pack [directory] [file]', 'Pack a directory', (yargs) => {
+    yargs.positional('directory', {
+      default: './src',
+      describe: 'The source directory to pack'
+    }).positional('file', {
+      describe: 'Output file',
+      default: './package.lbry',
+    })
+  }, function (argv) {
+    console.log(`Packing ${argv.directory} to ${argv.file}`);
+
+    const resolvedDirectory = path.resolve(argv.directory);
+    const resolvedfile = path.resolve(argv.file);
+
+    packDirectory(resolvedDirectory, {
+    	fileName: resolvedfile,
+    });
+  })
+  .command('unpack [directory] [file]', 'Unpack a file', (yargs) => {
+    yargs.positional('destination', {
+      type: 'string',
+      default: './src',
+      describe: 'The folder destination to unpack to'
+    }).positional('file', {
+      describe: 'Input filename',
+      default: 'package.lbry',
+    })
+  }, function (argv) {
+    console.log(`Packing ${argv.directory} to ${argv.file}`);
+
+
+    const resolvedDirectory = path.resolve(argv.directory);
+    const resolvedfile = path.resolve(argv.file);
+
+    unpackDirectory(resolvedDirectory, {
+    	fileName: resolvedfile,
+    });
+  })
+  .help()
+  .demandCommand()
+  .argv

package.json

@@ -10,6 +10,14 @@
   "license": "MIT",
   "dependencies": {
     "tar-stream": "^1.6.2",
+    "yargs": "^13.2.2",
     "zstd-codec": "^0.1.1"
+  },
+  "devDependencies": {
+    "browserify": "^16.2.3",
+    "filereader-stream": "^2.0.0"
+  },
+  "bin": {
+    "lbry-format": "./lbry-format.js"
   }
 }