apply @procrat's tweaks of my accumulation

local/bin/profile_bash.sh

@@ -1,46 +1 @@
-#!/usr/bin/env bash
+https://raw.githubusercontent.com/Procrat/dotfiles/6ef58e3a39a4cb79a15d8db7efa571ac9fe2d59b/bin/profile_bash.sh
-#
-# Assumes file descriptor 3 is not messed with in the profiled script.
-
-pid=$$
-exec 3>&2 2> >(tee /tmp/bash_profile-${pid}.log | \
-               sed -u 's/^.*$/now/' | \
-               date -f - +%s.%N >/tmp/bash_profile-${pid}.tim)
-set -x
-
-. "$@"
-
-set +x
-exec 2>&3 3>&-
-
-paste <(
-    while read tim ;do
-        crt=000000000$((${tim//.}-10#0$last))
-        printf "%12.9f\n" ${crt:0:${#crt}-9}.${crt:${#crt}-9}
-        last=${tim//.}
-    done < /tmp/bash_profile-${pid}.tim
-) /tmp/bash_profile-${pid}.log > ${pid}.timings
-
-accumulator='
-{
-    sum[$2] += $1
-    count[$2] += 1
-}
-END {
-    printf("command\ttotal\ttimes\taverage\n")
-    for (key in sum) {
-        printf("%s\t%f\t%d\t%f\n", key, sum[key], count[key], sum[key] / count[key])
-    }
-}
-'
-
-paste \
-    <(cut -f1 ${pid}.timings) \
-    <(cat /tmp/bash_profile-${pid}.log \
-        | sed '/\] *=/c [[assignement]]' \
-        | sed -n 's/++* \([^ ]*\).*/\1/p' \
-        | sed '/=/c [[assignment]]') \
-    | > ${pid}.acc awk "$accumulator"
-
-rm /tmp/bash_profile-${pid}.{tim,log}
-echo ${pid}.timings