test-utils/src/main/kotlin/com/google/devtools/ksp/processor/ThrowListProcessor.kt


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71

package com.google.devtools.ksp.processor

import com.google.devtools.ksp.KspExperimental
import com.google.devtools.ksp.getClassDeclarationByName
import com.google.devtools.ksp.getConstructors
import com.google.devtools.ksp.processing.Resolver
import com.google.devtools.ksp.symbol.KSAnnotated
import com.google.devtools.ksp.symbol.KSFunctionDeclaration
import com.google.devtools.ksp.symbol.KSPropertyDeclaration
import com.google.devtools.ksp.symbol.KSType

@KspExperimental
class ThrowListProcessor : AbstractTestProcessor() {
    val result = mutableListOf<String>()

    override fun toResult(): List<String> {
        return result
    }

    override fun process(resolver: Resolver): List<KSAnnotated> {
        val klass = resolver.getClassDeclarationByName("ThrowsKt")!!
        val jlass = resolver.getClassDeclarationByName("ThrowsException")!!
        result.add(
            resolver.getJvmCheckedException(
                klass.declarations.single {
                    it.simpleName.asString() == "throwsKT"
                } as KSFunctionDeclaration
            ).toResult()
        )
        result.add(
            resolver.getJvmCheckedException(
                (
                    jlass.declarations.single {
                        it.simpleName.asString() == "foo"
                    } as KSFunctionDeclaration
                    )
            ).toResult()
        )
        val propertyA = klass.declarations.single { it.simpleName.asString() == "a" } as KSPropertyDeclaration
        result.add(resolver.getJvmCheckedException(propertyA.getter!!).toResult())
        result.add(resolver.getJvmCheckedException(propertyA.setter!!).toResult())
        val jlib = resolver.getClassDeclarationByName("JavaLib")!!
        val klib = resolver.getClassDeclarationByName("KtLib")!!
        klib.declarations.filter { it.simpleName.asString() == "throwsLibKt" }.map {
            resolver.getJvmCheckedException(it as KSFunctionDeclaration).toResult()
        }.forEach { result.add(it) }
        klib.declarations.filter { it.simpleName.asString() == "getterThrows" }.map {
            resolver.getJvmCheckedException((it as KSPropertyDeclaration).getter!!).toResult()
        }.forEach { result.add(it) }
        klib.declarations.filter { it.simpleName.asString() == "setterThrows" }.map {
            resolver.getJvmCheckedException((it as KSPropertyDeclaration).setter!!).toResult()
        }.forEach { result.add(it) }
        klib.declarations.filter { it.simpleName.asString() == "bothThrows" }.map {
            resolver.getJvmCheckedException((it as KSPropertyDeclaration).getter!!).toResult()
        }.forEach { result.add(it) }
        klib.declarations.filter { it.simpleName.asString() == "bothThrows" }.map {
            resolver.getJvmCheckedException((it as KSPropertyDeclaration).setter!!).toResult()
        }.forEach { result.add(it) }
        jlib.declarations.filter { it.simpleName.asString() == "foo" }.map {
            resolver.getJvmCheckedException(it as KSFunctionDeclaration).toResult()
        }.forEach { result.add(it) }
        jlib.getConstructors().map {
            resolver.getJvmCheckedException(it).toResult()
        }.forEach { result.add(it) }
        return emptyList()
    }

    private fun Sequence<KSType>.toResult() = this.joinToString(separator = ",") {
        it.declaration.qualifiedName!!.asString()
    }
}