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fix: paginator generator nullability bug caused by documents #1155

Merged
merged 9 commits into from
Sep 27, 2024
Merged

fix: paginator generator nullability bug caused by documents #1155

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6a7d4a5
Initial bug fix, no tests
0marperez Sep 24, 2024
9cb74f4
Update f71f083b-6e5f-4a3c-9069-464b1f9f6d36.json
0marperez Sep 24, 2024
d2a225e
Add paginator tests
0marperez Sep 25, 2024
6854b9c
Merge branch 'document-nullability' of https://github.com/awslabs/smi…
0marperez Sep 25, 2024
7344f7a
fix test naming, code duplication, clarity changes
0marperez Sep 25, 2024
ced4b0a
update changelog
0marperez Sep 25, 2024
73cc2bb
Fix sparse map codegen as well
0marperez Sep 26, 2024
cd3ae1b
update changelog
0marperez Sep 26, 2024
487d1fc
Add non sparse map test
0marperez Sep 26, 2024
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5 changes: 5 additions & 0 deletions .changes/f71f083b-6e5f-4a3c-9069-464b1f9f6d36.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
{
"id": "f71f083b-6e5f-4a3c-9069-464b1f9f6d36",
"type": "bugfix",
"description": "Fix paginator generator `List<*>` & `Map.Entry<String, *>` nullability"
}
2 changes: 1 addition & 1 deletion ...odegen/src/main/kotlin/software/amazon/smithy/kotlin/codegen/core/KotlinSymbolProvider.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -166,7 +166,7 @@ class KotlinSymbolProvider(private val model: Model, private val settings: Kotli
val fullyQualifiedKeyType = keyReference.fullName

val valueReference = toSymbol(shape.value)
val valueSuffix = if (valueReference.isNullable) "?" else ""
val valueSuffix = if (valueReference.isNullable || shape.isSparse) "?" else ""
val valueType = "${valueReference.name}$valueSuffix"
val fullyQualifiedValueType = "${valueReference.fullName}$valueSuffix"

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20 changes: 12 additions & 8 deletions ...gen/src/main/kotlin/software/amazon/smithy/kotlin/codegen/rendering/PaginatorGenerator.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -272,18 +272,22 @@ private fun getItemDescriptorOrNull(paginationInfo: PaginationInfo, ctx: Codegen
val itemMember = ctx.model.expectShape(itemMemberId)
val isSparse = itemMember.isSparse
val (collectionLiteral, targetMember) = when (itemMember) {
is MapShape ->
ctx.symbolProvider.toSymbol(itemMember)
.expectProperty(SymbolProperty.ENTRY_EXPRESSION) as String to itemMember
is CollectionShape ->
ctx.symbolProvider.toSymbol(ctx.model.expectShape(itemMember.member.target)).name to ctx.model.expectShape(
itemMember.member.target,
)
is MapShape -> {
val symbol = ctx.symbolProvider.toSymbol(itemMember)
val entryExpression = symbol.expectProperty(SymbolProperty.ENTRY_EXPRESSION) as String
entryExpression to itemMember
}
is CollectionShape -> {
val target = ctx.model.expectShape(itemMember.member.target)
val symbol = ctx.symbolProvider.toSymbol(target)
val literal = symbol.name + if (symbol.isNullable || isSparse) "?" else ""
literal to target
}
else -> error("Unexpected shape type ${itemMember.type}")
}

return ItemDescriptor(
collectionLiteral + if (isSparse) "?" else "",
collectionLiteral,
targetMember,
itemLiteral,
itemPathLiteral,
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