Class: Solargraph::Rspec::SpecWalker

Inherits:
Object
  • Object
show all
Defined in:
lib/solargraph/rspec/spec_walker.rb,
lib/solargraph/rspec/spec_walker/node_types.rb,
lib/solargraph/rspec/spec_walker/fake_let_method.rb,
lib/solargraph/rspec/spec_walker/full_constant_name.rb,
lib/solargraph/rspec/spec_walker/rspec_context_namespace.rb

Defined Under Namespace

Classes: FakeLetMethod, FullConstantName, NodeTypes, RspecContextNamespace

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source_map:, config:) ⇒ SpecWalker

Returns a new instance of SpecWalker.

Parameters:

  • source_map (SourceMap)
  • config (Config) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 14

def initialize(source_map:, config:)
  @source_map = source_map
  @config = config
  @walker = Rspec::Walker.new(source_map.source.node)
  @handlers = {
    on_described_class: [],
    on_let_method: [],
    on_subject: [],
    on_each_context_block: [],
    on_example_block: [],
    on_hook_block: [],
    on_blocks_in_examples: [],
    after_walk: []
  }
end

Instance Attribute Details

#config ⇒ Config (readonly)

Returns:



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# File 'lib/solargraph/rspec/spec_walker.rb', line 34

def config
  @config
end

#walker ⇒ Walker (readonly)

Returns:



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# File 'lib/solargraph/rspec/spec_walker.rb', line 31

def walker
  @walker
end

Instance Method Details

#after_walk(&block) ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 94

def after_walk(&block)
  @handlers[:after_walk] << block
end

#on_blocks_in_examples(&block) {|location_range| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • location_range (Solargraph::Range) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 88

def on_blocks_in_examples(&block)
  @handlers[:on_blocks_in_examples] << block
end

#on_described_class(&block) {|class_name, location_range| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • class_name (String)
  • location_range (Solargraph::Range) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 40

def on_described_class(&block)
  @handlers[:on_described_class] << block
end

#on_each_context_block(&block) {|namespace_name, location_range| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • namespace_name (String)
  • location_range (Solargraph::Range) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 66

def on_each_context_block(&block)
  @handlers[:on_each_context_block] << block
end

#on_example_block(&block) {|location_range| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • location_range (Solargraph::Range) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 74

def on_example_block(&block)
  @handlers[:on_example_block] << block
end

#on_hook_block(&block) {|location_range| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • location_range (Solargraph::Range) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 81

def on_hook_block(&block)
  @handlers[:on_hook_block] << block
end

#on_let_method(&block) {|method_name, location_range, fake_method_ast| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • method_name (String)
  • location_range (Solargraph::Range)
  • fake_method_ast (RubyVM::AbstractSyntaxTree::Node) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 49

def on_let_method(&block)
  @handlers[:on_let_method] << block
end

#on_subject(&block) {|method_name, location_range, fake_method_ast| ... } ⇒ void

This method returns an undefined value.

Parameters:

  • block (Proc)

Yield Parameters:

  • method_name (String)
  • location_range (Solargraph::Range)
  • fake_method_ast (RubyVM::AbstractSyntaxTree::Node) 


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# File 'lib/solargraph/rspec/spec_walker.rb', line 58

def on_subject(&block)
  @handlers[:on_subject] << block
end

#walk! ⇒ void

This method returns an undefined value.



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# File 'lib/solargraph/rspec/spec_walker.rb', line 99

def walk!
  each_context_block(@walker.ast, Rspec::ROOT_NAMESPACE) do |namespace_name, block_ast|
    desc_node = NodeTypes.context_description_node(block_ast)

    @handlers[:on_each_context_block].each do |handler|
      handler.call(namespace_name, PinFactory.build_location_range(block_ast))
    end

    if NodeTypes.a_constant?(desc_node) # rubocop:disable Style/Next
      @handlers[:on_described_class].each do |handler|
        class_name_ast = NodeTypes.context_description_node(block_ast)
        class_name = FullConstantName.from_ast(class_name_ast)
        handler.call(class_name, PinFactory.build_location_range(class_name_ast))
      end
    end
  end

  walker.on :ITER do |block_ast|
    next unless NodeTypes.a_let_block?(block_ast, config)

    method_name = NodeTypes.let_method_name(block_ast)
    next unless method_name

    fake_method_ast = FakeLetMethod.transform_block(block_ast, @source_map.source.code)

    @handlers[:on_let_method].each do |handler|
      handler.call(method_name, PinFactory.build_location_range(block_ast.children[0]), fake_method_ast)
    end
  end

  walker.on :ITER do |block_ast|
    next unless NodeTypes.a_subject_block?(block_ast)

    method_name = NodeTypes.let_method_name(block_ast)
    fake_method_ast = FakeLetMethod.transform_block(block_ast, @source_map.source.code, method_name || 'subject')

    @handlers[:on_subject].each do |handler|
      handler.call(method_name, PinFactory.build_location_range(block_ast.children[0]), fake_method_ast)
    end
  end

  walker.on :ITER do |block_ast|
    next unless NodeTypes.a_example_block?(block_ast, config)

    @handlers[:on_example_block].each do |handler|
      handler.call(PinFactory.build_location_range(block_ast))
    end

    # @param blocks_in_examples [RubyVM::AbstractSyntaxTree::Node]
    each_block(block_ast.children[1]) do |blocks_in_examples|
      @handlers[:on_blocks_in_examples].each do |handler|
        handler.call(PinFactory.build_location_range(blocks_in_examples))
      end
    end
  end

  walker.on :ITER do |block_ast|
    next unless NodeTypes.a_hook_block?(block_ast)

    @handlers[:on_hook_block].each do |handler|
      handler.call(PinFactory.build_location_range(block_ast))
    end

    # @param blocks_in_examples [RubyVM::AbstractSyntaxTree::Node]
    each_block(block_ast.children[1]) do |blocks_in_examples|
      @handlers[:on_blocks_in_examples].each do |handler|
        handler.call(PinFactory.build_location_range(blocks_in_examples))
      end
    end
  end

  walker.walk

  @handlers[:after_walk].each(&:call)
end