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Diffstat (limited to 'core/src/main/kotlin/Languages/NewJavaLanguageService.kt')
| -rw-r--r-- | core/src/main/kotlin/Languages/NewJavaLanguageService.kt | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/core/src/main/kotlin/Languages/NewJavaLanguageService.kt b/core/src/main/kotlin/Languages/NewJavaLanguageService.kt new file mode 100644 index 00000000..22ad62b2 --- /dev/null +++ b/core/src/main/kotlin/Languages/NewJavaLanguageService.kt @@ -0,0 +1,190 @@ +package org.jetbrains.dokka + +/** + * Implements [LanguageService] and provides rendering of symbols in Java language + */ +class NewJavaLanguageService : CommonLanguageService() { + override fun render(node: DocumentationNode, renderMode: LanguageService.RenderMode): ContentNode { + return content { + (when (node.kind) { + NodeKind.Package -> renderPackage(node) + in NodeKind.classLike -> renderClass(node) + + NodeKind.Modifier -> renderModifier(this, node) + NodeKind.TypeParameter -> renderTypeParameter(node) + NodeKind.Type, + NodeKind.UpperBound -> renderType(node) + + NodeKind.Constructor, + NodeKind.Function -> renderFunction(node) + NodeKind.Property -> renderProperty(node) + else -> "${node.kind}: ${node.name}" + }) + } + } + + override fun summarizeSignatures(nodes: List<DocumentationNode>): ContentNode? = null + + + override fun renderModifier(block: ContentBlock, node: DocumentationNode, nowrap: Boolean) { + when (node.name) { + "open", "internal" -> { + } + else -> super.renderModifier(block, node, nowrap) + } + } + + fun getArrayElementType(node: DocumentationNode): DocumentationNode? = when (node.qualifiedName()) { + "kotlin.Array" -> + node.details(NodeKind.Type).singleOrNull()?.let { et -> getArrayElementType(et) ?: et } + ?: DocumentationNode("Object", node.content, NodeKind.ExternalClass) + + "kotlin.IntArray", "kotlin.LongArray", "kotlin.ShortArray", "kotlin.ByteArray", + "kotlin.CharArray", "kotlin.DoubleArray", "kotlin.FloatArray", "kotlin.BooleanArray" -> + DocumentationNode(node.name.removeSuffix("Array").toLowerCase(), node.content, NodeKind.Type) + + else -> null + } + + fun getArrayDimension(node: DocumentationNode): Int = when (node.qualifiedName()) { + "kotlin.Array" -> + 1 + (node.details(NodeKind.Type).singleOrNull()?.let { getArrayDimension(it) } ?: 0) + + "kotlin.IntArray", "kotlin.LongArray", "kotlin.ShortArray", "kotlin.ByteArray", + "kotlin.CharArray", "kotlin.DoubleArray", "kotlin.FloatArray", "kotlin.BooleanArray" -> + 1 + else -> 0 + } + + fun ContentBlock.renderType(node: DocumentationNode) { + when (node.name) { + "Unit" -> identifier("void") + "Int" -> identifier("int") + "Long" -> identifier("long") + "Double" -> identifier("double") + "Float" -> identifier("float") + "Char" -> identifier("char") + "Boolean" -> identifier("bool") + // TODO: render arrays + else -> renderLinked(this, node) { + identifier(node.name) + } + } + } + + private fun ContentBlock.renderTypeParameter(node: DocumentationNode) { + val constraints = node.details(NodeKind.UpperBound) + if (constraints.none()) + identifier(node.name) + else { + identifier(node.name) + text(" ") + keyword("extends") + text(" ") + constraints.forEach { renderType(node) } + } + } + + private fun ContentBlock.renderParameter(node: DocumentationNode) { + renderType(node.detail(NodeKind.Type)) + text(" ") + identifier(node.name) + } + + private fun ContentBlock.renderTypeParametersForNode(node: DocumentationNode) { + val typeParameters = node.details(NodeKind.TypeParameter) + if (typeParameters.any()) { + symbol("<") + renderList(typeParameters, noWrap = true) { + renderTypeParameter(it) + } + symbol(">") + text(" ") + } + } + +// private fun renderModifiersForNode(node: DocumentationNode): String { +// val modifiers = node.details(NodeKind.Modifier).map { renderModifier(it) }.filter { it != "" } +// if (modifiers.none()) +// return "" +// return modifiers.joinToString(" ", postfix = " ") +// } + + private fun ContentBlock.renderClassKind(node: DocumentationNode) { + when (node.kind) { + NodeKind.Interface -> { + keyword("interface") + } + NodeKind.EnumItem -> { + keyword("enum value") + } + NodeKind.Enum -> { + keyword("enum") + } + NodeKind.Class, NodeKind.Exception, NodeKind.Object -> { + keyword("class") + } + else -> throw IllegalArgumentException("Node $node is not a class-like object") + } + text(" ") + } + + private fun ContentBlock.renderClass(node: DocumentationNode) { + renderClassKind(node) + + identifier(node.name) + renderTypeParametersForNode(node) + } + + private fun ContentBlock.renderParameters(nodes: List<DocumentationNode>) { + renderList(nodes) { + renderParameter(it) + } + } + + private fun ContentBlock.renderFunction(node: DocumentationNode) { + when (node.kind) { + NodeKind.Constructor -> identifier(node.owner?.name ?: "") + NodeKind.Function -> { + renderTypeParametersForNode(node) + renderType(node.detail(NodeKind.Type)) + text(" ") + identifier(node.name) + + } + else -> throw IllegalArgumentException("Node $node is not a function-like object") + } + + val receiver = node.details(NodeKind.Receiver).singleOrNull() + symbol("(") + if (receiver != null) + renderParameters(listOf(receiver) + node.details(NodeKind.Parameter)) + else + renderParameters(node.details(NodeKind.Parameter)) + + symbol(")") + } + + private fun ContentBlock.renderProperty(node: DocumentationNode) { + + when (node.kind) { + NodeKind.Property -> { + keyword("val") + text(" ") + } + else -> throw IllegalArgumentException("Node $node is not a property") + } + renderTypeParametersForNode(node) + val receiver = node.details(NodeKind.Receiver).singleOrNull() + if (receiver != null) { + renderType(receiver.detail(NodeKind.Type)) + symbol(".") + } + + identifier(node.name) + symbol(":") + text(" ") + renderType(node.detail(NodeKind.Type)) + + } +}
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