Produce into conversions when needed

import software.amazon.smithy.model.shapes.TimestampShape

import software.amazon.smithy.model.traits.DefaultTrait

import software.amazon.smithy.rust.codegen.core.rustlang.RustWriter

import software.amazon.smithy.rust.codegen.core.rustlang.map

import software.amazon.smithy.rust.codegen.core.rustlang.qualifiedName

import software.amazon.smithy.rust.codegen.core.rustlang.rust

import software.amazon.smithy.rust.codegen.core.rustlang.rustTemplate

import software.amazon.smithy.rust.codegen.core.rustlang.writable

import software.amazon.smithy.rust.codegen.core.smithy.RuntimeConfig

import software.amazon.smithy.rust.codegen.core.smithy.RustSymbolProvider

import software.amazon.smithy.rust.codegen.core.smithy.generators.PrimitiveInstantiator

import software.amazon.smithy.rust.codegen.core.smithy.rustType

import software.amazon.smithy.rust.codegen.core.util.dq

import software.amazon.smithy.rust.codegen.core.util.expectTrait

import software.amazon.smithy.rust.codegen.core.util.isStreaming

    symbolProvider: RustSymbolProvider,

    publicConstrainedTypes: Boolean,

) {

    val defaultValue = defaultValue(model, runtimeConfig, symbolProvider, member)

    var defaultValue = defaultValue(model, runtimeConfig, symbolProvider, member)

    val targetShape = model.expectShape(member.target)

    val targetSymbol = symbolProvider.toSymbol(targetShape)

    // We need an .into() conversion to create defaults for the server types. A larger scale refactoring could store this information in the

    // symbol, however, retrieving it in this manner works for the moment.

    if (targetSymbol.rustType().qualifiedName().startsWith("::aws_smithy_http_server_python")) {

        defaultValue = defaultValue.map { rust("#T.into()", it) }

    }

    if (member.isStreaming(model)) {

        writer.rust(".unwrap_or_default()")