Support declaring Maybe before the type in model definitions #1264
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danbroooks
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parsonsmatt
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May 6, 2021
persistent/Database/Persist/Quasi.hs
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| > nullableField Int nullable | ||
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| However the difference here is in the first instance the Haskell type will be 'Maybe Int', | ||
| but in the second it will be 'Int'. |
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Should add a note that this will cause runtime errors if the database returns NULL and the PersistField instance for the type in question doesn't handle PersistNull.
| > TableName | ||
| > fieldName FieldType | ||
| > otherField String | ||
| > nullableField (Maybe Int) |
| @@ -176,6 +178,7 @@ spec = describe "THSpec" $ do | |||
| SharedPrimaryKeySpec.spec | |||
| SharedPrimaryKeyImportedSpec.spec | |||
| ImplicitIdColSpec.spec | |||
| MaybeFieldDefsSpec.spec | |||
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okay awesome
This is testing that the TH generation does the right thing for the Haskell side
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CI is fixed on master |
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parsonsmatt
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May 24, 2021
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Ah, now we're failing because of MongoDB. I'm going to merge this into a branch and finish it. Thanks so much, and sorry it took me so long to review! |
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Jun 29, 2021
* Support declaring Maybe before the type in model definitions (#1264) * Add missing type sigs * Extract/dry up is nullable * Extract/rename associateComments function * Implement a way of detecting Maybe field defs * Fixing warnings * Add a spec * Add documentation * Add PR reference to changelog * Add a test to cover the various backends * Also test mongo * Fix test compilation issues * Update readme Co-authored-by: Matt Parsons <parsonsmatt@gmail.com> * gotta fix that Co-authored-by: Dan Brooks <danbroooks@users.noreply.github.com>
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@sincedeclarations to the Haddockstylish-haskellon any changed files..editorconfigfile for details)After submitting your PR:
(unreleased)on the ChangelogCloses #277