add hw2

node_modules/resolve/bin/resolve

@@ -0,0 +1,50 @@
+#!/usr/bin/env node
+
+'use strict';
+
+var path = require('path');
+var fs = require('fs');
+
+if (
+    String(process.env.npm_lifecycle_script).slice(0, 8) !== 'resolve '
+    && (
+        !process.argv
+        || process.argv.length < 2
+        || (process.argv[1] !== __filename && fs.statSync(process.argv[1]).ino !== fs.statSync(__filename).ino)
+        || (process.env.npm_lifecycle_event !== 'npx' && process.env._ && fs.realpathSync(path.resolve(process.env._)) !== __filename)
+    )
+) {
+    console.error('Error: `resolve` must be run directly as an executable');
+    process.exit(1);
+}
+
+var supportsPreserveSymlinkFlag = require('supports-preserve-symlinks-flag');
+
+var preserveSymlinks = false;
+for (var i = 2; i < process.argv.length; i += 1) {
+    if (process.argv[i].slice(0, 2) === '--') {
+        if (supportsPreserveSymlinkFlag && process.argv[i] === '--preserve-symlinks') {
+            preserveSymlinks = true;
+        } else if (process.argv[i].length > 2) {
+            console.error('Unknown argument ' + process.argv[i].replace(/[=].*$/, ''));
+            process.exit(2);
+        }
+        process.argv.splice(i, 1);
+        i -= 1;
+        if (process.argv[i] === '--') { break; } // eslint-disable-line no-restricted-syntax
+    }
+}
+
+if (process.argv.length < 3) {
+    console.error('Error: `resolve` expects a specifier');
+    process.exit(2);
+}
+
+var resolve = require('../');
+
+var result = resolve.sync(process.argv[2], {
+    basedir: process.cwd(),
+    preserveSymlinks: preserveSymlinks
+});
+
+console.log(result);