# http://hledger.org/journal.html#market-prices
# http://hledger.org/hledger.html#market-value

# 1. Market prices are ignored by -B.
hledger -f- bal -NB
<<<
P 2011/01/01 € $1.35

2011/01/01
    expenses:foreign       €100
    assets
>>>
               €-100  assets
                €100  expenses:foreign
>>>=0

# 2. Market prices are used by bal -V. 
# Market prices for other commodities are not used.
# Nor are transaction prices.
hledger -f- bal -N -V
<<<
P 2011/01/01 € $1.35
P 2011/01/01 GBP $1.35

2011/01/01
    (expenses:foreign)       €100 @ $1.20
>>>
             $135.00  expenses:foreign
>>>=0

# 3. Market prices in the future are not ignored. #453
hledger -f- bal -N -V
<<<
P 2000/1/1 $ €1.20
P 3000/1/1 $ €1.30

3000/01/02
  (a)    $100
>>>
             €130.00  a
>>>=0

# 4. The market prices in effect at the report end date are used.
# The location of price directives does not matter.
# If multiple directives have the same date, the last parsed is used.
hledger -f- bal -N -V a -e 3000/2
<<<
P 3000/3/1 $ €1.40

3000/01/01
  (a)    $100

3000/03/03
  (b)    $100

P 2000/1/1 $ €1.20
P 3000/1/1 $ €1.35
P 3000/1/1 $ €1.30
>>>
             €130.00  a
>>>=0

# 5. Again, this time there are prices later than the journal data and
# an explicit report end date brings them into play.
hledger -f- bal -N -V a -e 3000/2
<<<
P 3000/1/1 $ €1.10
P 3000/2/1 $ €1.30

3000/01/01
  (a)    $100

>>>
             €130.00  a
>>>=0

# 6. Market prices interact with D directives and with amount style canonicalisation. #131
hledger -f- balance -V
<<<

D 1000.00 H                ; declare a default commodity named H

P 2015/08/14 EEEE  41.66   ; default commodity H is used for these market prices
P 2015/08/14 FFFF  74.62
P 2015/08/14 GGGG  32.39

2015/08/15
    a  2.4120 EEEE @@ 100  ; default commodity H is used for these transaction prices
    a  0.3350 FFFF @@ 25
    a  0.7718 GGGG @@ 25
    b                      ; implicit balancing amount is in the cost commodity, H
>>>
            150.48 H  a
           -150.00 H  b
--------------------
              0.48 H
>>>=0