Search · singleOrNull

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82	val bindingType = if (fieldType is TyAdt && kind.isBox) {
83	fieldType.typeArguments.singleOrNull() ?: return
…
104	if (derefTy is TyAdt && derefTy.isBox) {
105	val boxed = derefTy.typeArguments.singleOrNull() ?: return
106	pat.extractBindings(fcx, boxed.toRefIfNeeded(mut), mut != null)

30	if (metaItem.name == "feature") {
31	val featureName = metaItem.metaItemArgs?.metaItemList?.singleOrNull()?.name ?: return

26	) == null) return true
27	val child = expr?.children?.singleOrNull()
28	return when (child) {
29	is RsStructLiteral -> false

20	reference.multiResolve().filterIsInstance<T>().singleOrNull()
21
22	fun RsStructLiteralField.resolveToDeclaration(): RsFieldDecl? = resolveToElement()

48	fun RsPat.skipUnnecessaryTupDown(): RsPat {
49	var pat = this
50	while (pat is RsPatTup) {
51	pat = pat.patList.singleOrNull() ?: return pat
52	}
53	return pat
54	}

36	private fun targetExpr(elements: Array<out PsiElement>) = elements.singleOrNull() as? RsExpr
37	}

37	override fun advancedResolve(): BoundElement<RsElement>? =
38	advancedMultiResolve().singleOrNull()
39
40	override fun advancedMultiResolve(): List<BoundElement<RsElement>> =
…
126	collectResolveVariants(binding.referenceName) { processAssocTypeVariants(trait, it) }
127	.singleOrNull() as? RsTypeAlias?
128
129	/** Resolves a reference through type aliases */

54	get() {
55	val speck = useSpeckList.singleOrNull() ?: return null
56	if (speck.alias == null && !speck.isIdentifier) return null

51	val singeArg = arg.formatMacroArgList.singleOrNull() ?: return null
52	if (singeArg.text != "\"\"") return null
53	return singeArg
54	}
55	}