hledger/bin/hledger-timedothm
Simon Michael f09ffe9b20 ;bin: add hledger-dc & hledger-timedothm, based on today's #hledger chats
Examples of preprocessing input and postprocessing output
to test new input syntax or output formats.
2025-09-27 09:21:31 -10:00

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#!/usr/bin/env bash
# hledger-timedothm TIMEDOTHMFILE CMD [ARGS]
# run a hledger command on a timedot file which also supports H:M syntax,
# and report all time amounts in H:M format.
# convert H:M to decimal numbers
hm2dec() { perl -pe 's#(\d+):(\d{2})#sprintf("%.2f", $1 + ($2 / 60))#ge'; }
# convert decimal numbers to H:M
dec2hm() { perl -pe 's/(\d+\.\d+)/sprintf("%d:%02d", int($1), ($1 - int($1)) * 60 + 0.5)/ge'; }
hm2dec <"$1" | hledger -f timedot:- "${@:2}" | dec2hm
# Example:
#
# $ cat sample.timedothm
# 2025-09-27
# time ..
# time 0.5
# time 30m
# time 0:30 ; new H:M syntax
#
# $ hledger timedothm sample.timedothm reg -w80
# 2025-09-27 (time) 0:30 0:30
# (time) 0:30 1:00
# (time) 0:30 1:30
# (time) 0:30 2:00