-- in.journal --
account expenses:food
account expenses:taxi
account assets:cash

2024-01-15 Grocery Store ; project:work
    expenses:food  $50
    assets:cash  $-50

2024-01-16 * Coffee Shop | cappuccino
    expenses:taxi  $4
    assets:cash  $-4

payee Grocery Store
payee Coffee Shop

commodity USD
commodity EUR

tag project
tag client

~ monthly
    expenses:food  $10

= expenses:food
    expenses:food  $-1
^

-- expect --
"expenses:food" class 0:0-0:21 0:8-0:21
"expenses:taxi" class 1:0-1:21 1:8-1:21
"assets:cash" class 2:0-2:19 2:8-2:19
"2024-01-15 Grocery Store" event 4:0-6:21 4:0-4:10
"2024-01-16 * Coffee Shop | cappuccino" event 8:0-10:20 8:0-8:10
"Grocery Store" object 12:0-12:19 12:6-12:19
"Coffee Shop" object 13:0-13:17 13:6-13:17
"USD" variable 15:0-15:13 15:10-15:13
"EUR" variable 16:0-16:13 16:10-16:13
"project" property 18:0-18:11 18:4-18:11
"client" property 19:0-19:10 19:4-19:10
"~ monthly" event 21:0-22:22 21:2-21:9
"= expenses:food" event 24:0-25:22 24:2-24:15