/
FirUtils.kt
142 lines (126 loc) · 5.98 KB
/
FirUtils.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
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
/*
* Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.analysis.api.fir
import org.jetbrains.kotlin.KtFakeSourceElementKind
import org.jetbrains.kotlin.analysis.api.KtAnalysisSession
import org.jetbrains.kotlin.analysis.api.annotations.KtAnnotationApplicationInfo
import org.jetbrains.kotlin.analysis.api.annotations.KtAnnotationApplicationWithArgumentsInfo
import org.jetbrains.kotlin.analysis.api.annotations.KtNamedAnnotationValue
import org.jetbrains.kotlin.analysis.api.fir.annotations.mapAnnotationParameters
import org.jetbrains.kotlin.analysis.api.fir.evaluate.FirAnnotationValueConverter
import org.jetbrains.kotlin.analysis.api.lifetime.KtLifetimeToken
import org.jetbrains.kotlin.analysis.api.symbols.KtSymbol
import org.jetbrains.kotlin.builtins.StandardNames
import org.jetbrains.kotlin.descriptors.annotations.AnnotationUseSiteTarget
import org.jetbrains.kotlin.fir.FirAnnotationContainer
import org.jetbrains.kotlin.fir.FirElement
import org.jetbrains.kotlin.fir.FirSession
import org.jetbrains.kotlin.fir.declarations.getAnnotationsByClassId
import org.jetbrains.kotlin.fir.declarations.getStringArgument
import org.jetbrains.kotlin.fir.declarations.toAnnotationClassId
import org.jetbrains.kotlin.fir.diagnostics.ConeDiagnostic
import org.jetbrains.kotlin.fir.diagnostics.ConeUnreportedDuplicateDiagnostic
import org.jetbrains.kotlin.fir.expressions.*
import org.jetbrains.kotlin.fir.psi
import org.jetbrains.kotlin.fir.references.*
import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeDiagnosticWithCandidates
import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeDiagnosticWithSymbol
import org.jetbrains.kotlin.fir.resolve.diagnostics.ConeHiddenCandidateError
import org.jetbrains.kotlin.fir.symbols.FirBasedSymbol
import org.jetbrains.kotlin.fir.symbols.impl.FirNamedFunctionSymbol
import org.jetbrains.kotlin.name.JvmStandardClassIds
import org.jetbrains.kotlin.psi.KtCallElement
import org.jetbrains.kotlin.util.OperatorNameConventions
/**
* Returns `true` if the symbol is for a function named `invoke`.
*/
internal fun FirBasedSymbol<*>.isInvokeFunction() =
(this as? FirNamedFunctionSymbol)?.fir?.name == OperatorNameConventions.INVOKE
fun FirFunctionCall.getCalleeSymbol(): FirBasedSymbol<*>? =
calleeReference.getResolvedSymbolOfNameReference()
fun FirFunctionCall.getCandidateSymbols(): Collection<FirBasedSymbol<*>> =
calleeReference.getCandidateSymbols()
fun FirReference.getResolvedSymbolOfNameReference(): FirBasedSymbol<*>? =
(this as? FirResolvedNamedReference)?.resolvedSymbol
internal fun FirReference.getResolvedKtSymbolOfNameReference(builder: KtSymbolByFirBuilder): KtSymbol? =
getResolvedSymbolOfNameReference()?.fir?.let(builder::buildSymbol)
internal fun FirErrorNamedReference.getCandidateSymbols(): Collection<FirBasedSymbol<*>> =
diagnostic.getCandidateSymbols()
internal fun FirNamedReference.getCandidateSymbols(): Collection<FirBasedSymbol<*>> = when (this) {
is FirResolvedNamedReference -> listOf(resolvedSymbol)
is FirErrorNamedReference -> getCandidateSymbols()
else -> emptyList()
}
internal fun ConeDiagnostic.getCandidateSymbols(): Collection<FirBasedSymbol<*>> =
when (this) {
is ConeHiddenCandidateError -> {
// Candidate with @Deprecated(DeprecationLevel.HIDDEN)
emptyList()
}
is ConeDiagnosticWithCandidates -> candidateSymbols
is ConeDiagnosticWithSymbol<*> -> listOf(symbol)
is ConeUnreportedDuplicateDiagnostic -> original.getCandidateSymbols()
else -> emptyList()
}
internal fun FirAnnotation.toKtAnnotationApplication(
builder: KtSymbolByFirBuilder,
index: Int,
arguments: List<KtNamedAnnotationValue> = FirAnnotationValueConverter.toNamedConstantValue(
builder.analysisSession,
mapAnnotationParameters(this),
builder,
)
): KtAnnotationApplicationWithArgumentsInfo {
val constructorSymbol = (this as? FirAnnotationCall)?.calleeReference
?.toResolvedConstructorSymbol()
?.let(builder.functionLikeBuilder::buildConstructorSymbol)
return KtAnnotationApplicationWithArgumentsInfo(
classId = toAnnotationClassId(builder.rootSession),
psi = psi as? KtCallElement,
useSiteTarget = useSiteTarget,
arguments = arguments,
index = index,
constructorSymbolPointer = with(builder.analysisSession) { constructorSymbol?.createPointer() },
token = builder.token,
)
}
internal fun FirAnnotation.toKtAnnotationInfo(
useSiteSession: FirSession,
index: Int,
token: KtLifetimeToken
): KtAnnotationApplicationInfo = KtAnnotationApplicationInfo(
classId = toAnnotationClassId(useSiteSession),
psi = psi as? KtCallElement,
useSiteTarget = useSiteTarget,
isCallWithArguments = this is FirAnnotationCall && arguments.isNotEmpty(),
index = index,
token = token
)
/**
* Implicit dispatch receiver is present when an extension function declared in object
* is imported somewhere else and used without directly referencing the object instance
* itself:
*
* ```kt
* import Foo.bar
*
* object Foo { fun String.bar() {} }
*
* fun usage() {
* "hello".bar() // this call has implicit 'Foo' dispatch receiver
* }
* ```
*/
internal val FirResolvedQualifier.isImplicitDispatchReceiver: Boolean
get() = source?.kind == KtFakeSourceElementKind.ImplicitReceiver
fun FirAnnotationContainer.getJvmNameFromAnnotation(session: FirSession, target: AnnotationUseSiteTarget? = null): String? {
val annotationCalls = getAnnotationsByClassId(JvmStandardClassIds.Annotations.JvmName, session)
return annotationCalls.firstNotNullOfOrNull { call ->
call.getStringArgument(StandardNames.NAME, session)
?.takeIf { target == null || call.useSiteTarget == target }
}
}
internal fun FirElement.unwrapSafeCall(): FirElement =
(this as? FirSafeCallExpression)?.selector ?: this