From c95e7ca890d012d56bfd2c87a9dea6e0b3aaff43 Mon Sep 17 00:00:00 2001
From: S-Khraban <S.Hraban@i.ua>
Date: Mon, 26 Jan 2026 21:04:12 +0200
Subject: [PATCH 1/2] Implement file move CLI app

---
 src/app.js | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 70 insertions(+), 1 deletion(-)

diff --git a/src/app.js b/src/app.js
index 0d15e7b..4cafedd 100644
--- a/src/app.js
+++ b/src/app.js
@@ -1 +1,70 @@
-// write code here
+'use strict';
+
+/* eslint-disable no-console */
+
+const fs = require('fs');
+const path = require('path');
+
+try {
+  const args = process.argv.slice(2);
+
+  if (args.length !== 2) {
+    console.error('Error');
+  } else {
+    const [srcRaw, destRaw] = args;
+
+    const src = path.resolve(srcRaw);
+    const destResolved = path.resolve(destRaw);
+
+    const srcStat = fs.statSync(src);
+
+    if (!srcStat.isFile()) {
+      console.error('Error');
+    } else {
+      const endsWithSlash = destRaw.endsWith('/') || destRaw.endsWith('\\');
+
+      let finalDest = destResolved;
+
+      if (endsWithSlash) {
+        if (
+          !fs.existsSync(destResolved) ||
+          !fs.statSync(destResolved).isDirectory()
+        ) {
+          console.error('Error');
+        } else {
+          finalDest = path.join(destResolved, path.basename(src));
+        }
+      } else if (
+        fs.existsSync(destResolved) &&
+        fs.statSync(destResolved).isDirectory()
+      ) {
+        finalDest = path.join(destResolved, path.basename(src));
+      } else {
+        const parentDir = path.dirname(destResolved);
+
+        if (
+          !fs.existsSync(parentDir) ||
+          !fs.statSync(parentDir).isDirectory()
+        ) {
+          console.error('Error');
+        }
+      }
+
+      if (finalDest === src) {
+      } else if (
+        !endsWithSlash ||
+        (endsWithSlash &&
+          fs.existsSync(destResolved) &&
+          fs.statSync(destResolved).isDirectory())
+      ) {
+        if (fs.existsSync(finalDest) && fs.statSync(finalDest).isFile()) {
+          fs.unlinkSync(finalDest);
+        }
+
+        fs.renameSync(src, finalDest);
+      }
+    }
+  }
+} catch (err) {
+  console.error(err);
+}

From 2248baea5db23a9bd91730e8eb54d4adac54d385 Mon Sep 17 00:00:00 2001
From: S-Khraban <S.Hraban@i.ua>
Date: Mon, 26 Jan 2026 21:08:58 +0200
Subject: [PATCH 2/2] Fix move file logic: throw errors and simplify rename

---
 src/app.js | 78 ++++++++++++++++++++++--------------------------------
 1 file changed, 32 insertions(+), 46 deletions(-)

diff --git a/src/app.js b/src/app.js
index 4cafedd..51adcc6 100644
--- a/src/app.js
+++ b/src/app.js
@@ -9,62 +9,48 @@ try {
   const args = process.argv.slice(2);
 
   if (args.length !== 2) {
-    console.error('Error');
-  } else {
-    const [srcRaw, destRaw] = args;
+    throw new Error('Error');
+  }
 
-    const src = path.resolve(srcRaw);
-    const destResolved = path.resolve(destRaw);
+  const [srcRaw, destRaw] = args;
 
-    const srcStat = fs.statSync(src);
+  const src = path.resolve(srcRaw);
+  const destResolved = path.resolve(destRaw);
 
-    if (!srcStat.isFile()) {
-      console.error('Error');
-    } else {
-      const endsWithSlash = destRaw.endsWith('/') || destRaw.endsWith('\\');
+  const srcStat = fs.statSync(src);
 
-      let finalDest = destResolved;
+  if (!srcStat.isFile()) {
+    throw new Error('Error');
+  }
 
-      if (endsWithSlash) {
-        if (
-          !fs.existsSync(destResolved) ||
-          !fs.statSync(destResolved).isDirectory()
-        ) {
-          console.error('Error');
-        } else {
-          finalDest = path.join(destResolved, path.basename(src));
-        }
-      } else if (
-        fs.existsSync(destResolved) &&
-        fs.statSync(destResolved).isDirectory()
-      ) {
-        finalDest = path.join(destResolved, path.basename(src));
-      } else {
-        const parentDir = path.dirname(destResolved);
+  const endsWithSlash = destRaw.endsWith('/') || destRaw.endsWith('\\');
+  let finalDest = destResolved;
 
-        if (
-          !fs.existsSync(parentDir) ||
-          !fs.statSync(parentDir).isDirectory()
-        ) {
-          console.error('Error');
-        }
-      }
+  if (endsWithSlash) {
+    if (
+      !fs.existsSync(destResolved) ||
+      !fs.statSync(destResolved).isDirectory()
+    ) {
+      throw new Error('Error');
+    }
 
-      if (finalDest === src) {
-      } else if (
-        !endsWithSlash ||
-        (endsWithSlash &&
-          fs.existsSync(destResolved) &&
-          fs.statSync(destResolved).isDirectory())
-      ) {
-        if (fs.existsSync(finalDest) && fs.statSync(finalDest).isFile()) {
-          fs.unlinkSync(finalDest);
-        }
+    finalDest = path.join(destResolved, path.basename(src));
+  } else if (
+    fs.existsSync(destResolved) &&
+    fs.statSync(destResolved).isDirectory()
+  ) {
+    finalDest = path.join(destResolved, path.basename(src));
+  } else {
+    const parentDir = path.dirname(destResolved);
 
-        fs.renameSync(src, finalDest);
-      }
+    if (!fs.existsSync(parentDir) || !fs.statSync(parentDir).isDirectory()) {
+      throw new Error('Error');
     }
   }
+
+  if (finalDest !== src) {
+    fs.renameSync(src, finalDest);
+  }
 } catch (err) {
   console.error(err);
 }