tweak: Align file sizes at left to make output clearer (#792)

CHANGELOG.md

@@ -48,6 +48,7 @@ Categories Used:
 - Make `--format` more forgiving with the formatting of the provided format [\#519](https://github.com/ouch-org/ouch/pull/519) ([marcospb19](https://github.com/marcospb19))
 - Use buffered writer for list output [\#764](https://github.com/ouch-org/ouch/pull/764) ([killercup](https://github.com/killercup))
 - Disable smart unpack when `--dir` flag is provided in decompress command [\#782](https://github.com/ouch-org/ouch/pull/782) ([talis-fb](https://github.com/talis-fb))
+- Align file sizes at left for each extracted file to make output clearer [\#792](https://github.com/ouch-org/ouch/pull/792) ([talis-fb](https://github.com/talis-fb))
 
 ## [0.5.1](https://github.com/ouch-org/ouch/compare/0.5.0...0.5.1)
 

src/archive/rar.rs

@@ -7,7 +7,7 @@ use unrar::Archive;
 use crate::{
     error::{Error, Result},
     list::FileInArchive,
-    utils::logger::info,
+    utils::{logger::info, Bytes},
 };
 
 /// Unpacks the archive given by `archive_path` into the folder given by `output_folder`.
@@ -33,9 +33,9 @@ pub fn unpack_archive(
         archive = if entry.is_file() {
             if !quiet {
                 info(format!(
-                    "{} extracted. ({})",
+                    "extracted ({}) {}",
+                    Bytes::new(entry.unpacked_size),
                     entry.filename.display(),
-                    entry.unpacked_size
                 ));
             }
             unpacked += 1;

src/archive/sevenz.rs

@@ -127,9 +127,9 @@ where
         } else {
             if !quiet {
                 info(format!(
-                    "{:?} extracted. ({})",
+                    "extracted ({}) {:?}",
+                    Bytes::new(entry.size()),
                     file_path.display(),
-                    Bytes::new(entry.size())
                 ));
             }
 

src/archive/tar.rs

@@ -56,9 +56,9 @@ pub fn unpack_archive(reader: Box<dyn Read>, output_folder: &Path, quiet: bool)
         // and so on
         if !quiet {
             info(format!(
-                "{:?} extracted. ({})",
-                utils::strip_cur_dir(&output_folder.join(file.path()?)),
+                "extracted ({}) {:?}",
                 Bytes::new(file.size()),
+                utils::strip_cur_dir(&output_folder.join(file.path()?)),
             ));
 
             files_unpacked += 1;

src/archive/zip.rs

@@ -79,9 +79,9 @@ where
                 // same reason is in _is_dir: long, often not needed text
                 if !quiet {
                     info(format!(
-                        "{:?} extracted. ({})",
+                        "extracted ({}) {:?}",
+                        Bytes::new(file.size()),
                         file_path.display(),
-                        Bytes::new(file.size())
                     ));
                 }
 

src/utils/formatting.rs

@@ -105,11 +105,11 @@ impl Bytes {
 
 impl std::fmt::Display for Bytes {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        let &Self(num) = self;
+        let num = self.0;
 
         debug_assert!(num >= 0.0);
         if num < 1_f64 {
-            return write!(f, "{} B", num);
+            return write!(f, "{:>6.2}   B", num);
         }
 
         let delimiter = 1000_f64;
@@ -117,9 +117,9 @@ impl std::fmt::Display for Bytes {
 
         write!(
             f,
-            "{:.2} {}B",
+            "{:>6.2} {:>2}B",
             num / delimiter.powi(exponent),
-            Bytes::UNIT_PREFIXES[exponent as usize]
+            Bytes::UNIT_PREFIXES[exponent as usize],
         )
     }
 }
@@ -138,33 +138,33 @@ mod tests {
         let mb = kb * 1000;
         let gb = mb * 1000;
 
-        assert_eq!("0 B", format_bytes(0)); // This is weird
-        assert_eq!("1.00 B", format_bytes(b));
-        assert_eq!("999.00 B", format_bytes(b * 999));
-        assert_eq!("12.00 MiB", format_bytes(mb * 12));
+        assert_eq!("  0.00   B", format_bytes(0)); // This is weird
+        assert_eq!("  1.00   B", format_bytes(b));
+        assert_eq!("999.00   B", format_bytes(b * 999));
+        assert_eq!(" 12.00 MiB", format_bytes(mb * 12));
         assert_eq!("123.00 MiB", format_bytes(mb * 123));
-        assert_eq!("5.50 MiB", format_bytes(mb * 5 + kb * 500));
-        assert_eq!("7.54 GiB", format_bytes(gb * 7 + 540 * mb));
-        assert_eq!("1.20 TiB", format_bytes(gb * 1200));
+        assert_eq!("  5.50 MiB", format_bytes(mb * 5 + kb * 500));
+        assert_eq!("  7.54 GiB", format_bytes(gb * 7 + 540 * mb));
+        assert_eq!("  1.20 TiB", format_bytes(gb * 1200));
 
         // bytes
-        assert_eq!("234.00 B", format_bytes(234));
-        assert_eq!("999.00 B", format_bytes(999));
+        assert_eq!("234.00   B", format_bytes(234));
+        assert_eq!("999.00   B", format_bytes(999));
         // kilobytes
-        assert_eq!("2.23 kiB", format_bytes(2234));
-        assert_eq!("62.50 kiB", format_bytes(62500));
+        assert_eq!("  2.23 kiB", format_bytes(2234));
+        assert_eq!(" 62.50 kiB", format_bytes(62500));
         assert_eq!("329.99 kiB", format_bytes(329990));
         // megabytes
-        assert_eq!("2.75 MiB", format_bytes(2750000));
-        assert_eq!("55.00 MiB", format_bytes(55000000));
+        assert_eq!("  2.75 MiB", format_bytes(2750000));
+        assert_eq!(" 55.00 MiB", format_bytes(55000000));
         assert_eq!("987.65 MiB", format_bytes(987654321));
         // gigabytes
-        assert_eq!("5.28 GiB", format_bytes(5280000000));
-        assert_eq!("95.20 GiB", format_bytes(95200000000));
+        assert_eq!("  5.28 GiB", format_bytes(5280000000));
+        assert_eq!(" 95.20 GiB", format_bytes(95200000000));
         assert_eq!("302.00 GiB", format_bytes(302000000000));
         assert_eq!("302.99 GiB", format_bytes(302990000000));
         // Weird aproximation cases:
         assert_eq!("999.90 GiB", format_bytes(999900000000));
-        assert_eq!("1.00 TiB", format_bytes(999990000000));
+        assert_eq!("  1.00 TiB", format_bytes(999990000000));
     }
 }

tests/snapshots/ui__ui_test_ok_decompress_multiple_files.snap

@@ -0,0 +1,13 @@
+---
+source: tests/ui.rs
+expression: stdout_lines
+---
+{
+    "",
+    "[INFO] Files unpacked: 4",
+    "[INFO] Successfully decompressed archive in <TMP_DIR>/outputs",
+    "[INFO] extracted (  0.00   B) \"outputs/inputs\"",
+    "[INFO] extracted (  0.00   B) \"outputs/inputs/input\"",
+    "[INFO] extracted (  0.00   B) \"outputs/inputs/input2\"",
+    "[INFO] extracted (  0.00   B) \"outputs/inputs/input3\"",
+}

tests/ui.rs

@@ -6,7 +6,7 @@
 #[macro_use]
 mod utils;
 
-use std::{ffi::OsStr, io, path::Path, process::Output};
+use std::{collections::BTreeSet, ffi::OsStr, io, path::Path, process::Output};
 
 use insta::assert_snapshot as ui;
 use regex::Regex;
@@ -142,6 +142,29 @@ fn ui_test_ok_decompress() {
     ui!(run_ouch("ouch decompress output.zst", dir));
 }
 
+#[cfg(target_os = "linux")]
+#[test]
+fn ui_test_ok_decompress_multiple_files() {
+    let (_dropper, dir) = testdir().unwrap();
+
+    let inputs_dir = dir.join("inputs");
+    std::fs::create_dir(&inputs_dir).unwrap();
+
+    let outputs_dir = dir.join("outputs");
+    std::fs::create_dir(&outputs_dir).unwrap();
+
+    // prepare
+    create_files_in(&inputs_dir, &["input", "input2", "input3"]);
+
+    let compress_command = format!("ouch compress {} output.tar.zst", inputs_dir.to_str().unwrap());
+    run_ouch(&compress_command, dir);
+
+    let decompress_command = format!("ouch decompress output.tar.zst --dir {}", outputs_dir.to_str().unwrap());
+    let stdout = run_ouch(&decompress_command, dir);
+    let stdout_lines = stdout.split('\n').collect::<BTreeSet<_>>();
+    insta::assert_debug_snapshot!(stdout_lines);
+}
+
 #[test]
 fn ui_test_usage_help_flag() {
     insta::with_settings!({filters => vec![