class Prism::DefinedNode
表示 `defined?` 关键字的使用。
defined?(a) ^^^^^^^^^^^
属性
attr_reader value: Prism::node
Public Class Methods
Source
# File lib/prism/node.rb, line 6213 def initialize(source, node_id, location, flags, lparen_loc, value, rparen_loc, keyword_loc) @source = source @node_id = node_id @location = location @flags = flags @lparen_loc = lparen_loc @value = value @rparen_loc = rparen_loc @keyword_loc = keyword_loc end
初始化一个新的 DefinedNode 节点。
Source
# File lib/prism/node.rb, line 6337 def self.type :defined_node end
返回此节点类型的符号表示。参见 Node::type。
Public Instance Methods
Source
# File lib/prism/node.rb, line 6343 def ===(other) other.is_a?(DefinedNode) && (lparen_loc.nil? == other.lparen_loc.nil?) && (value === other.value) && (rparen_loc.nil? == other.rparen_loc.nil?) && (keyword_loc.nil? == other.keyword_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 6225 def accept(visitor) visitor.visit_defined_node(self) end
def accept: (Visitor visitor) -> void
Source
# File lib/prism/node.rb, line 6230 def child_nodes [value] end
def child_nodes: () -> Array
Source
# File lib/prism/node.rb, line 6240 def comment_targets [*lparen_loc, value, *rparen_loc, keyword_loc] #: Array[Prism::node | Location] end
def comment_targets: () -> Array[Node | Location]
Source
# File lib/prism/node.rb, line 6235 def compact_child_nodes [value] end
def compact_child_nodes: () -> Array
Source
# File lib/prism/node.rb, line 6245 def copy(node_id: self.node_id, location: self.location, flags: self.flags, lparen_loc: self.lparen_loc, value: self.value, rparen_loc: self.rparen_loc, keyword_loc: self.keyword_loc) DefinedNode.new(source, node_id, location, flags, lparen_loc, value, rparen_loc, keyword_loc) end
Source
# File lib/prism/node.rb, line 6253 def deconstruct_keys(keys) { node_id: node_id, location: location, lparen_loc: lparen_loc, value: value, rparen_loc: rparen_loc, keyword_loc: keyword_loc } end
def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, lparen_loc: Location?, value: Prism::node, rparen_loc: Location?, keyword_loc: Location }
Source
# File lib/prism/node.rb, line 6327 def inspect InspectVisitor.compose(self) end
def inspect -> String
Source
# File lib/prism/node.rb, line 6322 def keyword keyword_loc.slice end
def keyword: () -> String
Source
# File lib/prism/node.rb, line 6299 def keyword_loc location = @keyword_loc return location if location.is_a?(Location) @keyword_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end
attr_reader keyword_loc: Location
Source
# File lib/prism/node.rb, line 6312 def lparen lparen_loc&.slice end
def lparen: () -> String?
Source
# File lib/prism/node.rb, line 6258 def lparen_loc location = @lparen_loc case location when nil nil when Location location else @lparen_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end end
attr_reader lparen_loc: Location?
Source
# File lib/prism/node.rb, line 6317 def rparen rparen_loc&.slice end
def rparen: () -> String?
Source
# File lib/prism/node.rb, line 6280 def rparen_loc location = @rparen_loc case location when nil nil when Location location else @rparen_loc = Location.new(source, location >> 32, location & 0xFFFFFFFF) end end
attr_reader rparen_loc: Location?
Source
# File lib/prism/node.rb, line 6307 def save_keyword_loc(repository) repository.enter(node_id, :keyword_loc) end
使用给定的已保存源保存 keyword_loc 位置,以便稍后检索。
Source
# File lib/prism/node.rb, line 6272 def save_lparen_loc(repository) repository.enter(node_id, :lparen_loc) unless @lparen_loc.nil? end
使用给定的已保存源保存 lparen_loc 位置,以便稍后检索。
Source
# File lib/prism/node.rb, line 6294 def save_rparen_loc(repository) repository.enter(node_id, :rparen_loc) unless @rparen_loc.nil? end
使用给定的已保存源保存 rparen_loc 位置,以便稍后检索。