From 61e619cce511f9ba6a9dcdf911695f83eeef017c Mon Sep 17 00:00:00 2001
From: "Mark S. Miller" <erights@gmail.com>
Date: Wed, 19 Oct 2022 16:10:11 -0700
Subject: [PATCH] fix: tighten invitation proposal patterns

---
 packages/inter-protocol/src/psm/psm.js       | 8 ++++++--
 packages/inter-protocol/test/psm/test-psm.js | 6 +++---
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/packages/inter-protocol/src/psm/psm.js b/packages/inter-protocol/src/psm/psm.js
index b82942f018bc..066adb5b274f 100644
--- a/packages/inter-protocol/src/psm/psm.js
+++ b/packages/inter-protocol/src/psm/psm.js
@@ -275,9 +275,11 @@ export const start = async (zcf, privateArgs, baggage) => {
         wantmintedHook,
         'wantMinted',
         undefined,
-        M.split({
+        harden({
           give: { In: anchorAmountShape },
           want: M.or({ Out: stableAmountShape }, {}),
+          multiples: 1n,
+          exit: M.any(),
         }),
       );
     },
@@ -286,9 +288,11 @@ export const start = async (zcf, privateArgs, baggage) => {
         giveMintedHook,
         'giveMinted',
         undefined,
-        M.split({
+        harden({
           give: { In: stableAmountShape },
           want: M.or({ Out: anchorAmountShape }, {}),
+          multiples: 1n,
+          exit: M.any(),
         }),
       );
     },
diff --git a/packages/inter-protocol/test/psm/test-psm.js b/packages/inter-protocol/test/psm/test-psm.js
index b8c3e40731b7..015a10447e77 100644
--- a/packages/inter-protocol/test/psm/test-psm.js
+++ b/packages/inter-protocol/test/psm/test-psm.js
@@ -624,7 +624,7 @@ test('wrong give giveMintedInvitation', async t => {
       ),
     {
       message:
-        '"giveMinted" proposal: required-parts: give: In: brand: "[Alleged: aUSD brand]" - Must be: "[Alleged: IST brand]"',
+        '"giveMinted" proposal: give: In: brand: "[Alleged: aUSD brand]" - Must be: "[Alleged: IST brand]"',
     },
   );
 });
@@ -654,7 +654,7 @@ test('wrong give wantMintedInvitation', async t => {
       ),
     {
       message:
-        '"wantMinted" proposal: required-parts: give: In: brand: "[Alleged: IST brand]" - Must be: "[Alleged: aUSD brand]"',
+        '"wantMinted" proposal: give: In: brand: "[Alleged: IST brand]" - Must be: "[Alleged: aUSD brand]"',
     },
   );
 });
@@ -676,7 +676,7 @@ test('extra give wantMintedInvitation', async t => {
       ),
     {
       message:
-        '"wantMinted" proposal: required-parts: give: {"Extra":{"brand":"[Alleged: aUSD brand]","value":"[200000000n]"},"In":{"brand":"[Seen]","value":"[200000000n]"}} - Must not have unexpected properties: ["Extra"]',
+        '"wantMinted" proposal: give: {"Extra":{"brand":"[Alleged: aUSD brand]","value":"[200000000n]"},"In":{"brand":"[Seen]","value":"[200000000n]"}} - Must not have unexpected properties: ["Extra"]',
     },
   );
 });