Class: GraphQL::Stitching::Planner::Step

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql/stitching/planner/step.rb

Overview

A planned step in the sequence of stitching entrypoints together. This is a mutable object that may change throughout the planning process. It ultimately builds an immutable Plan::Op at the end of planning.

Constant Summary collapse

GRAPHQL_PRINTER = 
GraphQL::Language::Printer.new

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(location:, parent_type:, index:, after: nil, operation_type: QUERY_OP, selections: [], variables: {}, path: [], resolver: nil) ⇒ Step

Returns a new instance of Step.



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# File 'lib/graphql/stitching/planner/step.rb', line 14

def initialize(
  location:,
  parent_type:,
  index:,
  after: nil,
  operation_type: QUERY_OP,
  selections: [],
  variables: {},
  path: [],
  resolver: nil
)
  @location = location
  @parent_type = parent_type
  @index = index
  @after = after
  @operation_type = operation_type
  @selections = selections
  @variables = variables
  @path = path
  @resolver = resolver
end

Instance Attribute Details

#after ⇒ Object

Returns the value of attribute after.



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# File 'lib/graphql/stitching/planner/step.rb', line 12

def after
  @after
end

#index ⇒ Object (readonly)

Returns the value of attribute index.



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# File 'lib/graphql/stitching/planner/step.rb', line 11

def index
  @index
end

#location ⇒ Object (readonly)

Returns the value of attribute location.



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# File 'lib/graphql/stitching/planner/step.rb', line 11

def location
  @location
end

#operation_type ⇒ Object (readonly)

Returns the value of attribute operation_type.



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# File 'lib/graphql/stitching/planner/step.rb', line 11

def operation_type
  @operation_type
end

#parent_type ⇒ Object (readonly)

Returns the value of attribute parent_type.



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# File 'lib/graphql/stitching/planner/step.rb', line 11

def parent_type
  @parent_type
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/graphql/stitching/planner/step.rb', line 11

def path
  @path
end

#resolver ⇒ Object

Returns the value of attribute resolver.



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# File 'lib/graphql/stitching/planner/step.rb', line 12

def resolver
  @resolver
end

#selections ⇒ Object

Returns the value of attribute selections.



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# File 'lib/graphql/stitching/planner/step.rb', line 12

def selections
  @selections
end

#variables ⇒ Object

Returns the value of attribute variables.



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# File 'lib/graphql/stitching/planner/step.rb', line 12

def variables
  @variables
end

Instance Method Details

#to_plan_op ⇒ Object 



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# File 'lib/graphql/stitching/planner/step.rb', line 36

def to_plan_op
  GraphQL::Stitching::Plan::Op.new(
    step: @index,
    after: @after,
    location: @location,
    operation_type: @operation_type,
    selections: rendered_selections,
    variables: rendered_variables,
    path: @path,
    if_type: type_condition,
    resolver: @resolver&.version,
  )
end