Skip to content

[kotlin-client] Support for integer enums for multiplatform with custom serializer #21983

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 2 commits into
base: master
Choose a base branch
from
Open

[kotlin-client] Support for integer enums for multiplatform with custom serializer #21983

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
5b72747
use custom serializer for non string enums for multiplatform library
rlnt Sep 17, 2025
42cfb4b
add missing imports
rlnt Sep 17, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
24 changes: 22 additions & 2 deletions modules/openapi-generator/src/main/resources/kotlin-client/enum_class.mustache
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -39,14 +39,17 @@ import kotlinx.serialization.encoding.Encoder
{{/multiplatform}}
{{#multiplatform}}
import kotlinx.serialization.*
import kotlinx.serialization.builtins.serializer
import kotlinx.serialization.encoding.Decoder
import kotlinx.serialization.encoding.Encoder
{{/multiplatform}}

/**
* {{{description}}}
*
* Values: {{#allowableValues}}{{#enumVars}}{{&name}}{{^-last}},{{/-last}}{{/enumVars}}{{/allowableValues}}
*/
{{#multiplatform}}@Serializable{{/multiplatform}}{{#kotlinx_serialization}}@Serializable{{#enumUnknownDefaultCase}}(with = {{classname}}Serializer::class){{/enumUnknownDefaultCase}}{{^enumUnknownDefaultCase}}{{^isString}}(with = {{classname}}Serializer::class){{/isString}}{{/enumUnknownDefaultCase}}{{/kotlinx_serialization}}
{{#multiplatform}}@Serializable{{^isString}}(with = {{classname}}Serializer::class){{/isString}}{{/multiplatform}}{{#kotlinx_serialization}}@Serializable{{#enumUnknownDefaultCase}}(with = {{classname}}Serializer::class){{/enumUnknownDefaultCase}}{{^enumUnknownDefaultCase}}{{^isString}}(with = {{classname}}Serializer::class){{/isString}}{{/enumUnknownDefaultCase}}{{/kotlinx_serialization}}
{{^multiplatform}}
{{#moshi}}
@JsonClass(generateAdapter = false)
Expand All @@ -71,7 +74,9 @@ import kotlinx.serialization.*
{{/kotlinx_serialization}}
{{/multiplatform}}
{{#multiplatform}}
{{#isString}}
@SerialName(value = {{#lambda.doublequote}}{{{value}}}{{/lambda.doublequote}})
{{/isString}}
{{/multiplatform}}
{{#isArray}}
{{#isList}}
Expand Down Expand Up @@ -146,4 +151,19 @@ internal object {{classname}}Serializer : KSerializer<{{classname}}> {
}
}
{{/isString}}{{/enumUnknownDefaultCase}}
{{/kotlinx_serialization}}
{{/kotlinx_serialization}}
{{#multiplatform}}{{^isString}}
internal object {{classname}}Serializer : KSerializer<{{classname}}> {
override val descriptor = {{dataType}}.serializer().descriptor

override fun deserialize(decoder: Decoder): {{classname}} {
val value = decoder.decodeSerializableValue({{{dataType}}}.serializer())
return {{classname}}.values().firstOrNull { it.value == value }
?: throw IllegalArgumentException("Unknown enum value: $value")
}

override fun serialize(encoder: Encoder, value: {{classname}}) {
encoder.encodeSerializableValue({{{dataType}}}.serializer(), value.value)
}
}
{{/isString}}{{/multiplatform}}