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Remove error conditions from Largest-First. #76

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May 12, 2020
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Remove error conditions from Largest-First. #76

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23 changes: 5 additions & 18 deletions src/library/Cardano/CoinSelection/Algorithm/LargestFirst.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -67,28 +67,15 @@ import qualified Internal.Coin as C
--
-- The algorithm terminates with an __error__ if:
--
-- 1. The /total value/ of the initial UTxO set (the amount of money
-- /available/) is /less than/ the total value of the output list (the
-- 1. The /total value/ of 'inputsAvailable' (the amount of money
-- /available/) is /less than/ the total value of 'outputsRequested' (the
-- amount of money /required/).
--
-- See: __'InputValueInsufficientError'__.
--
-- 2. The /number/ of entries in the initial UTxO set is /smaller than/ the
-- number of requested outputs.
--
-- Due to the nature of the algorithm, /at least one/ UTxO entry is
-- required /for each/ output.
--
-- See: __'InputCountInsufficientError'__.
--
-- 3. Due to the particular /distribution/ of values within the initial UTxO
-- set, the algorithm depletes all entries from the UTxO set /before/ it
-- is able to pay for all requested outputs.
--
-- See: __'InputsExhaustedError'__.
--
-- 4. The /number/ of UTxO entries needed to pay for the requested outputs
-- would /exceed/ the upper limit specified by 'limit'.
-- 2. It is not possible to cover the total value of 'outputsRequested'
-- without selecting a number of inputs from 'inputsAvailable' that
-- would exceed the maximum defined by 'limit'.
--
-- See: __'InputLimitExceededError'__.
--
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