38 lines
902 B
Bash
38 lines
902 B
Bash
cat <<EOF_OUTER > just-nocenter.sh
|
|
#!/bin/sh
|
|
|
|
td() {
|
|
cat <<'EOF'
|
|
Given$a$text$file$of$many$lines,$where$fields$within$a$line$
|
|
are$delineated$by$a$single$'dollar'$character,$write$a$program
|
|
that$aligns$each$column$of$fields$by$ensuring$that$words$in$each$
|
|
column$are$separated$by$at$least$one$space.
|
|
Further,$allow$for$each$word$in$a$column$to$be$either$left$
|
|
justified,$right$justified,$or$center$justified$within$its$column.
|
|
EOF
|
|
}
|
|
|
|
rows=$( td | wc -l )
|
|
|
|
# get the number of fields
|
|
fields=$(td | rs -c'$' -g1 -h | awk '{print $2}')
|
|
|
|
# get the max of the value widths
|
|
cwidth=$(td | rs -c'$' -g1 -w1 2>/dev/null | awk 'BEGIN{w=0}{if(length>w){w=length}}END{print w}')
|
|
|
|
# compute the minimum line width for the columns
|
|
lwidth=$(( (1 + cwidth) * fields ))
|
|
|
|
# left adjusted columns
|
|
td | rs -c'$' -g1 -zn -w$lwidth
|
|
|
|
echo ""
|
|
|
|
# right adjusted columns
|
|
td | rs -c'$' -g1 -znj -w$lwidth
|
|
|
|
echo ""
|
|
|
|
exit
|
|
EOF_OUTER
|