Merge pull request #21 from fdncred/ls-wide-path

updated ls-wide to take a path

ls_mods/ls-wide.nu

@@ -1,14 +1,37 @@
 # A ls command that approximates the ls -sh command in bash
 def ls-wide [
+    --path(-p):string # The path you want to list
     --columns(-c):int # The number of columns in your output
     ] {
-    let is_empty = $(= $columns | empty?)
+    let is_columns_empty = $(= $columns | empty?)
-    let max_fname_size = $(ls | get name | str from | str length | math max)
+    let is_path_empty = $(= $path | empty?)
-    let max_fsize_size = $(ls | get size | str from | str length | math max)
+    let columns_default = 3
 
-    ls | each -n {
+    if $is_path_empty {
+        if $is_columns_empty {
+            run_ls "." $columns_default
+        } {
+            run_ls "." $columns
+        }
+    } {
+        if $is_columns_empty {
+            run_ls $path $columns_default
+        } {
+            run_ls $path $columns
+        }
+    }
+}
+
+def run_ls [
+    path:string
+    columns:int
+    ] {
+    let max_fname_size = $(ls $path | get name | str from | str length | math max)
+    let max_fsize_size = $(ls $path | get size | str from | str length | math max)
+
+    ls $path | 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 $is_columns_empty {
             if $(= $it.index + 1) mod 3 == 0 {
                 echo $(char newline) | autoview
             } {}
@@ -19,3 +42,13 @@ def ls-wide [
         }
     } | str collect
 }
+
+# This is a first attempt and some type of logging
+def log [
+    message:any # Some log message
+    ] {
+    let now = $(date now | date format '%Y%m%d_%H%M%S.%f')
+    let mess = $(build-string $now '|DBG|' $message $(char newline))
+    echo $mess | autoview
+}
+