Merge pull request #14 from fdncred/main

add a ls-wide custom command

ls-wide.nu

@@ -0,0 +1,22 @@
+# A ls command that approximates the ls -sh command in bash
+def ls-wide [
+    --columns(-c):int # The number of columns in your output
+    ] {
+    let is_empty = $(= $columns | empty?)
+    let max_fname_size = $(ls | get name | str from | str length | math max)
+    let max_fsize_size = $(ls | get size | str from | str length | math max)
+
+    ls | each -n {
+        build-string $(echo $it.item.name | str rpad -c ' ' -l $max_fname_size) ' ' $(echo $(build-string $it.item.size) | str lpad -c ' ' -l $max_fsize_size) ' '
+        if $is_empty {
+            if $it.index mod 3 == 0 && $it.index != 0 {
+                echo $(char newline) | autoview
+            } {}
+
+            } {
+            if $it.index mod $columns == 0 && $it.index != 0 {
+                echo $(char newline) | autoview
+            } {}
+        }
+    } | str collect
+}