JJ: Description from the destination commit:

fix kudos name; add check in parse_config

JJ: Description from source commit:
+ kudos

default/assets/mte.conf

@@ -1,22 +1,22 @@
 [currency-KUDO]
 enabled= YES
-code= KUDO
-name= euro
+code= KUDOS
+name= Kudos
 fractional_input_digits= 2
 fractional_normal_digits= 2
 fractional_trailing_zero_digits= 2
-alt_unit_names= "{"0":"€","3":"k€"}"
+alt_unit_names= "{"0":"ク","3":"kク"}"
 
 [exchange]
-currency = KUDO
-currency_round_unit = KUDO:0.01
+currency = KUDOS
+currency_round_unit = KUDOS:0.01
 db = postgres
 attribute_encryption_key = "deadbeef"
 port = 3434
 bind_to = localhost
 master_public_key = "SJ0NYND22VQP3MP7FM754RDX8HCKVWAXTHY9SQNBTPRJZ2SPM2S0"
-stefan_abs = KUDO:0.00
-stefan_log = KUDO:0.00
+stefan_abs = KUDOS:0.00
+stefan_log = KUDOS:0.00
 stefan_lin = 0.00
 aggregator_idle_sleep_interval = "1 hour"
 closer_idle_sleep_interval = "1 hour"
@@ -54,27 +54,27 @@ key_dir = "secrets/secmod_eddsa"
 sm_priv_key = "secrets/secmod_eddsa/sm_key"
 
 [coin_kudo_1]
-value= KUDO:0.01
+value= KUDOS:0.01
 duration_withdraw= "1 year"
 duration_spend= "1 year"
 duration_legal= "1 year"
-fee_withdraw= KUDO:0.00
-fee_deposit= KUDO:0.00
-fee_refresh= KUDO:0.00
-fee_refund= KUDO:0.00
+fee_withdraw= KUDOS:0.00
+fee_deposit= KUDOS:0.00
+fee_refresh= KUDOS:0.00
+fee_refund= KUDOS:0.00
 cipher= RSA
 rsa_keysize= 2048
 age_restricted= NO
 
 [coin_kudo_2]
-value= KUDO:0.02
+value= KUDOS:0.02
 duration_withdraw= "1 year"
 duration_spend= "1 year"
 duration_legal= "1 year"
-fee_withdraw= KUDO:0.00
-fee_deposit= KUDO:0.00
-fee_refresh= KUDO:0.00
-fee_refund= KUDO:0.00
+fee_withdraw= KUDOS:0.00
+fee_deposit= KUDOS:0.00
+fee_refresh= KUDOS:0.00
+fee_refund= KUDOS:0.00
 cipher= RSA
 rsa_keysize= 2048
 age_restricted= NO

src/parse_config.ml

@@ -178,7 +178,22 @@ let yes_no = function
   | s -> fail "expected `YES`/`NO` value, got `%s`" s
 
 let uri s = Uri.of_string s
-let amount s = s |> Amount.of_string |> unwrap
+
+let amount =
+  let currency = ref None in
+  fun s ->
+    let amount = s |> Amount.of_string |> unwrap in
+    match !currency with
+    | None ->
+        currency := Some amount.currency;
+        amount
+    | Some cur -> (
+        match String.equal amount.currency cur with
+        | false ->
+            fail "only one kind of currency is supported, found: `%s` and `%s`."
+              amount.currency cur
+        | true -> amount)
+
 let duration s = Config_duration.(s |> parse |> to_time_span)
 
 let ed25519 s =

test/offline_management.sh

@@ -8,7 +8,7 @@ b="/tmp/b.json"
 url="http://localhost:3434"
 auditor_pub="A17JXR3E6J4CXDPYT7S1H25PGJ3ABS26TQ38654QCX0TB59RPMF0"
 master_key="./default/master_offline_private_key"
-zero_euro="KUDO:0.0"
+zero_kudos="KUDOS:0.0"
 
 offline_tool() {
    dune exec offline -- "$@" > /dev/null
@@ -63,8 +63,8 @@ offline_tool wire-fee \
 --wire_method "xxx" \
 --fee_start 0 \
 --fee_end 99999999 \
---closing_fee $zero_euro \
---wire_fee $zero_euro
+--closing_fee $zero_kudos \
+--wire_fee $zero_kudos
 offline_tool upload --input $b --url $url"/management/wire-fee"
 echo "[OK] /management/wire-fee"
 
@@ -73,9 +73,9 @@ offline_tool global-fees \
 --output $b \
 --start_date 0 \
 --end_date 99999999 \
---history_fee $zero_euro \
---account_fee $zero_euro \
---purse_fee $zero_euro \
+--history_fee $zero_kudos \
+--account_fee $zero_kudos \
+--purse_fee $zero_kudos \
 --history_expiration 9999999 \
 --purse_account_limit 1 \
 --purse_timeout 9999999
@@ -107,6 +107,6 @@ offline_tool drain \
 --credit_payto_uri "" \
 --wtid $wtid \
 --date 0 \
---amount $zero_euro
+--amount $zero_kudos
 offline_tool upload --input $b --url $url"/management/drain"
 echo "[OK] /management/drain"