class Prism::InNode
代表 `case` 语句中使用 `in` 关键字。
case a; in b then c end
^^^^^^^^^^^
属性
attr_reader pattern: Prism::node
attr_reader statements: StatementsNode?
Public Class Methods
Source
# File lib/prism/node.rb, line 9026 def initialize(source, node_id, location, flags, pattern, statements, in_loc, then_loc) @source = source @node_id = node_id @location = location @flags = flags @pattern = pattern @statements = statements @in_loc = in_loc @then_loc = then_loc end
初始化一个新的 InNode 节点。
Public Instance Methods
Source
# File lib/prism/node.rb, line 9138 def ===(other) other.is_a?(InNode) && (pattern === other.pattern) && (statements === other.statements) && (in_loc.nil? == other.in_loc.nil?) && (then_loc.nil? == other.then_loc.nil?) end
实现节点的相等性判断。这实际上是 ==,但不比较 location 的值。仅检查 location 是否存在。
Source
# File lib/prism/node.rb, line 9038 def accept(visitor) visitor.visit_in_node(self) end
def accept: (Visitor visitor) -> void
Source
# File lib/prism/node.rb, line 9043 def child_nodes [pattern, statements] end
def child_nodes: () -> Array
也别名为:deconstruct
Source
# File lib/prism/node.rb, line 9056 def comment_targets [pattern, *statements, in_loc, *then_loc] #: Array[Prism::node | Location] end
def comment_targets: () -> Array[Node | Location]
Source
# File lib/prism/node.rb, line 9048 def compact_child_nodes compact = [] #: Array[Prism::node] compact << pattern compact << statements if statements compact end
def compact_child_nodes: () -> Array
Source
# File lib/prism/node.rb, line 9061 def copy(node_id: self.node_id, location: self.location, flags: self.flags, pattern: self.pattern, statements: self.statements, in_loc: self.in_loc, then_loc: self.then_loc) InNode.new(source, node_id, location, flags, pattern, statements, in_loc, then_loc) end
Source
# File lib/prism/node.rb, line 9069 def deconstruct_keys(keys) { node_id: node_id, location: location, pattern: pattern, statements: statements, in_loc: in_loc, then_loc: then_loc } end
def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, pattern: Prism::node, statements: StatementsNode?, in_loc: Location, then_loc: Location? }
Source
# File lib/prism/node.rb, line 9080 def in_loc location = @in_loc return location if location.is_a?(Location) @in_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
Source
# File lib/prism/node.rb, line 9122 def inspect InspectVisitor.compose(self) end
def inspect -> String
Source
# File lib/prism/node.rb, line 9088 def save_in_loc(repository) repository.enter(node_id, :in_loc) end
使用给定的已保存源保存 in_loc 位置,以便稍后检索。
Source
# File lib/prism/node.rb, line 9107 def save_then_loc(repository) repository.enter(node_id, :then_loc) unless @then_loc.nil? end
使用给定的已保存源保存 then_loc 位置,以便稍后检索。
Source
# File lib/prism/node.rb, line 9093 def then_loc location = @then_loc case location when nil nil when Location location else @then_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end end