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mango-v4
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Health review comments

This commit is contained in:
Christian Kamm 2022-06-22 10:57:24 +02:00
parent ba79995c01
commit 1143b38d3c
1 changed files with 15 additions and 6 deletions
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21
programs/mango-v4/src/state/health.rs
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@ -345,16 +345,25 @@ impl Serum3Info {
let quote_info = &token_infos[self.quote_index];
let reserved = self.reserved;
// compute how much the health would increase if the reserved balance were
// applied to the passed token info
if reserved.is_zero() {
return I80F48::ZERO;
}
// How much the health would increase if the reserved balance were applied to the passed
// token info?
let compute_health_effect = |token_info: &TokenInfo| {
let token_balance = cm!(token_info.balance + token_info.serum3_max_reserved);
let (asset_part, liab_part) = if token_balance >= reserved {
// This balance includes all possible reserved funds from markets that relate to the
// token, including this market itself: `reserved` is already included in `max_balance`.
let max_balance = cm!(token_info.balance + token_info.serum3_max_reserved);
// Assuming `reserved` was added to `max_balance` last (because that gives the smallest
// health effects): how much did health change because of it?
let (asset_part, liab_part) = if max_balance >= reserved {
(reserved, I80F48::ZERO)
} else if token_balance.is_negative() {
} else if max_balance.is_negative() {
(I80F48::ZERO, reserved)
} else {
(token_balance, cm!(reserved - token_balance))
(max_balance, cm!(reserved - max_balance))
};
let asset_weight = token_info.asset_weight(health_type);