class Prism::DesugarCompiler

DesugarCompiler 是一个编译器，它将 Ruby 代码“脱糖”（desugars）为更基础的形式。这对于希望处理更少节点类型的消费者很有用。

Public Instance Methods

visit_class_variable_and_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 262
def visit_class_variable_and_write_node(node)
  node.desugar
end

@@foo &&= bar

变成

@@foo && @@foo = bar

visit_class_variable_operator_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 280
def visit_class_variable_operator_write_node(node)
  node.desugar
end

@@foo += bar

变成

@@foo = @@foo + bar

visit_class_variable_or_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 271
def visit_class_variable_or_write_node(node)
  node.desugar
end

@@foo ||= bar

变成

defined?(@@foo) ? @@foo : @@foo = bar

visit_constant_and_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 289
def visit_constant_and_write_node(node)
  node.desugar
end

Foo &&= bar

变成

Foo && Foo = bar

visit_constant_operator_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 307
def visit_constant_operator_write_node(node)
  node.desugar
end

Foo += bar

变成

Foo = Foo + bar

visit_constant_or_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 298
def visit_constant_or_write_node(node)
  node.desugar
end

Foo ||= bar

变成

defined?(Foo) ? Foo : Foo = bar

visit_global_variable_and_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 316
def visit_global_variable_and_write_node(node)
  node.desugar
end

$foo &&= bar

变成

$foo && $foo = bar

visit_global_variable_operator_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 334
def visit_global_variable_operator_write_node(node)
  node.desugar
end

$foo += bar

变成

$foo = $foo + bar

visit_global_variable_or_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 325
def visit_global_variable_or_write_node(node)
  node.desugar
end

$foo ||= bar

变成

defined?($foo) ? $foo : $foo = bar

visit_instance_variable_and_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 343
def visit_instance_variable_and_write_node(node)
  node.desugar
end

@foo &&= bar

变成

@foo && @foo = bar

visit_instance_variable_operator_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 361
def visit_instance_variable_operator_write_node(node)
  node.desugar
end

@foo += bar

变成

@foo = @foo + bar

visit_instance_variable_or_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 352
def visit_instance_variable_or_write_node(node)
  node.desugar
end

@foo ||= bar

变成

@foo || @foo = bar

visit_local_variable_and_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 370
def visit_local_variable_and_write_node(node)
  node.desugar
end

foo &&= bar

变成

foo && foo = bar

visit_local_variable_operator_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 388
def visit_local_variable_operator_write_node(node)
  node.desugar
end

foo += bar

变成

foo = foo + bar

visit_local_variable_or_write_node (node)

Source

# File lib/prism/desugar_compiler.rb, line 379
def visit_local_variable_or_write_node(node)
  node.desugar
end

foo ||= bar

变成

foo || foo = bar