class Prism::ProgramNode
任何解析树的顶级节点。
属性
attr_reader locals: Array
attr_reader statements: StatementsNode
Public Class Methods
Source
# File lib/prism/node.rb, line 15086 def initialize(source, node_id, location, flags, locals, statements) @source = source @node_id = node_id @location = location @flags = flags @locals = locals @statements = statements end
初始化一个新的 ProgramNode 节点。
Source
# File lib/prism/node.rb, line 15145 def self.type :program_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 15151 def ===(other) other.is_a?(ProgramNode) && (locals.length == other.locals.length) && locals.zip(other.locals).all? { |left, right| left === right } && (statements === other.statements) 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 15096 def accept(visitor) visitor.visit_program_node(self) end
def accept: (Visitor visitor) -> void
Source
# File lib/prism/node.rb, line 15101 def child_nodes [statements] end
def child_nodes: () -> Array
也别名为: deconstruct
Source
# File lib/prism/node.rb, line 15111 def comment_targets [statements] #: Array[Prism::node | Location] end
def comment_targets: () -> Array[Node | Location]
Source
# File lib/prism/node.rb, line 15106 def compact_child_nodes [statements] end
def compact_child_nodes: () -> Array
Source
# File lib/prism/node.rb, line 15116 def copy(node_id: self.node_id, location: self.location, flags: self.flags, locals: self.locals, statements: self.statements) ProgramNode.new(source, node_id, location, flags, locals, statements) end
def copy: (?node_id: Integer, ?location: Location, ?flags: Integer, ?locals: Array, ?statements: StatementsNode) -> ProgramNode
Source
# File lib/prism/node.rb, line 15124 def deconstruct_keys(keys) { node_id: node_id, location: location, locals: locals, statements: statements } end
def deconstruct_keys: (Array keys) -> { node_id: Integer, location: Location, locals: Array, statements: StatementsNode }
Source
# File lib/prism/node.rb, line 15135 def inspect InspectVisitor.compose(self) end
def inspect -> String