[Assorted-commits] SF.net SVN: assorted:[1538] shell-tools/trunk/src/recover-vim.bash

[<yan...@us...>]

Revision: 1538
          http://assorted.svn.sourceforge.net/assorted/?rev=1538&view=rev
Author:   yangzhang
Date:     2009-12-31 00:59:53 +0000 (Thu, 31 Dec 2009)

Log Message:
-----------
added recover-vim

Added Paths:
-----------
    shell-tools/trunk/src/recover-vim.bash

Added: shell-tools/trunk/src/recover-vim.bash
===================================================================
--- shell-tools/trunk/src/recover-vim.bash	                        (rev 0)
+++ shell-tools/trunk/src/recover-vim.bash	2009-12-31 00:59:53 UTC (rev 1538)
@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+
+# Finds vim swap files and tries to recover from them. Note: make sure you're
+# not working on actual in-use swap files.
+
+. common.bash || exit 1
+
+set -o errexit -o nounset
+
+# This function is useful if you don't have `set directory=<something other
+# than .>`.
+
+old() {
+  local a=
+  while read -r i ; do
+    a=( "${a[@]}" "$i" )
+  done < <( echo "$@" | sed 's/ /\n/g' | # find . -name '*.swp' |
+            sed 's/\(.*\/\)\.\(.\+\)\.swp/\1\2/' )
+  for i in "${a[@]}" ; do
+    if [[ "$i" == '' ]] ; then continue ; fi
+    rm -f "$i.recovered"
+    if [[ ! -f "$i" ]] ; then
+      echo -e "${fg_bright_red}$i not found${normal_color}" ; read
+    else
+      local del=false
+      vim -r "$i" -X -c "sav $i.recovered | q" || true
+      if is-empty-file "$i.recovered" ; then
+        echo -e "${fg_yellow}$i.recovered is empty; deleting swp${normal_color}"
+        del=true
+      fi
+      if diff -q "$i" "$i.recovered" ; then
+        echo -e "${fg_bright_green}$i.recovered no diff than $i; deleting swp${normal_color}"
+        del=true
+      fi
+      if $del
+      then rm "$(dirname "$i")/.$(basename "$i").swp" "$i.recovered"
+      else echo -e "${fg_bright_red}NOT DELETING${normal_color}" ; read
+      fi
+    fi
+  done
+}
+
+old "$@"
+exit
+
+# <http://stackoverflow.com/questions/63104/smarter-vim-recovery>
+TMPDIR=$(mktemp -d) || exit 1
+RECTXT="$TMPDIR/vim.recovery.$USER.txt"
+RECFN="$TMPDIR/vim.recovery.$USER.fn"
+trap 'rm -f "$RECTXT" "$RECFN"; rmdir "$TMPDIR"' 0 1 2 3 15
+for q in ~/.vim/swap/.*sw? ~/.vim/swap/*; do
+  [[ -f $q ]] || continue
+  rm -f "$RECTXT" "$RECFN"
+  vim -X -r "$q" \
+      -c "w! $RECTXT" \
+      -c "let fn=expand('%')" \
+      -c "new $RECFN" \
+      -c "exec setline( 1, fn )" \
+      -c w\! \
+      -c "qa"
+  if [[ ! -f $RECFN ]]; then
+    echo "nothing to recover from $q"
+    rm -f "$q"
+    continue
+  fi
+  CRNT="$(cat $RECFN)"
+  if diff --strip-trailing-cr --brief "$CRNT" "$RECTXT"; then
+      echo "removing redundant $q"
+      echo "  for $CRNT"
+      rm -f "$q"
+  else
+      echo $q contains changes
+      vim -n -d "$CRNT" "$RECTXT"
+      rm -i "$q" || exit
+  fi
+done


Property changes on: shell-tools/trunk/src/recover-vim.bash
___________________________________________________________________
Added: svn:executable
   + *


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