util: small ls+pager util

1 files changed, 28 insertions, 0 deletions

diff --git a/lk.sh b/lk.sh
new file mode 100755
index 0000000..967332a
--- /dev/null
+++ b/lk.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# This is helper that should replace a number of common commands
+#
+# It is intended to be named `lk`, short for "look"
+
+longView=${PAGER:-$(which less || which more || echo "cat")}
+dirView="ls --color=auto -Alh"
+
+if [ $# -lt 1 ]; then
+    # take stdin instead
+    $dirView $(pwd)
+fi
+
+for a in $@; do
+    if [ $a == "" ]; then
+        echo "Empty argument skipped"
+    elif [ ! -e $a ]; then
+        echo "$a does not exist" 1>&2
+        exit -1
+    elif [ -d $a ]; then
+        $dirView $a
+    elif [ $(tput lines) -ge $(($(wc -l < $a) - 2)) ]; then
+        cat $a
+    else
+        ${longView} $a
+    fi
+done