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Updated truncatePath()

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Added variable `delim_len` with test when delim=""
This commit is contained in:
Christo Kotze 2018-02-22 22:17:26 +04:00
parent d31ac26caa
commit 2214124327
1 changed files with 7 additions and 6 deletions
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13
functions/utilities.zsh
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@ -234,15 +234,16 @@ function truncatePath() {
# if the path is in the home folder, add "~/" to the start otherwise "/"
[[ $1 == "~"* ]] && trunc_path='~/' || trunc_path='/'
# split the path into an array using "/" as the delimiter
local paths=$1
paths=(${(s:/:)${paths//"~\/"/}})
local paths=(${(s:/:)${1//"~\/"/}})
# declare locals for the directory being tested and its length
local test_dir test_dir_length
local test_dir test_dir_length delim_len
# do the needed truncation
case $4 in
right)
# check the length of the delimiter
[[ -z $3 ]] && delim_len=${#3} || delim_len=0
# include the delimiter length in the threshhold
local threshhold=$(( $2 + ${#3} ))
local threshhold=$(( $2 + $delim_len ))
# loop through the paths
for (( i=1; i<${#paths}; i++ )); do
# get the current directory value
@ -261,7 +262,7 @@ function truncatePath() {
;;
middle)
# we need double the length for start and end truncation + delimiter length
local threshhold=$(( $2 * 2 + ${#3} ))
local threshhold=$(( $2 * 2 ))
# create a variable for the start of the end truncation
local last_pos
# loop through the paths
@ -271,7 +272,7 @@ function truncatePath() {
test_dir_length=${#test_dir}
# only truncate if the resulting truncation will be shorter than
# the truncation + delimiter length
if (( $test_dir_length > $threshhold + ${#3} )); then
if (( $test_dir_length > $threshhold )); then
# use the first $2 characters, the delimiter and the last $2 characters
last_pos=$(( $test_dir_length - $2 ))
trunc_path+="${test_dir:0:$2}$3${test_dir:$last_pos:$test_dir_length}/"