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grep: use a function instead of aliases, and auto-add '-r' for dirs

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This commit is contained in:
Daniel Hahler 2015-01-07 15:14:50 +01:00
commit bd505c9db3
1 changed files with 14 additions and 5 deletions
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19
lib/grep.zsh
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@ -15,14 +15,23 @@ _setup_grep_alias() {
elif grep-flag-available --exclude=.cvs; then elif grep-flag-available --exclude=.cvs; then
GREP_OPTIONS+=(--exclude=$VCS_FOLDERS) GREP_OPTIONS+=(--exclude=$VCS_FOLDERS)
fi fi
# Re-define alias.
alias grep="grep $GREP_OPTIONS"
# Clean up. # Clean up.
unfunction grep-flag-available unfunction grep-flag-available
# Remove alias and setup function.
unalias grep
setopt localoptions norcexpandparam
eval "grep() {
local options
options=(${(@)GREP_OPTIONS})
# Add '-r' if grepping a dir.
if [[ -d \$@[\$#] ]]; then
options+=(-r)
fi
command grep \$options \"\$@\"
}"
# Run it on first invocation. # Run it on first invocation.
command grep $GREP_OPTIONS "$@" grep $GREP_OPTIONS "$@"
} }
alias grep=_setup_grep_alias alias grep=_setup_grep_alias