class BatchLoader::GraphQL
Attributes
batch_loader[W]
Public Class Methods
for(item)
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# File lib/batch_loader/graphql.rb, line 47 def self.for(item) new(item) end
instrument(type, field)
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# File lib/batch_loader/graphql.rb, line 25 def self.instrument(type, field) old_resolve_proc = field.resolve_proc new_resolve_proc = ->(object, arguments, context) do result = old_resolve_proc.call(object, arguments, context) result.respond_to?(:__sync) ? wrap_with_warning(result) : result end field.redefine { resolve(new_resolve_proc) } end
new(item = nil)
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# File lib/batch_loader/graphql.rb, line 53 def initialize(item = nil) @batch_loader = BatchLoader.for(item) end
trace(event, _data) { || ... }
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# File lib/batch_loader/graphql.rb, line 16 def self.trace(event, _data) if event == 'execute_field' result = yield result.respond_to?(:__sync) ? wrap_with_warning(result) : result else yield end end
use(schema_definition)
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# File lib/batch_loader/graphql.rb, line 5 def self.use(schema_definition) schema_definition.lazy_resolve(BatchLoader::GraphQL, :sync) # in cases when BatchLoader is being used instead of BatchLoader::GraphQL if schema_definition.respond_to?(:interpreter?) && schema_definition.interpreter? schema_definition.tracer(self) else schema_definition.instrument(:field, self) end end
wrap(batch_loader)
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# File lib/batch_loader/graphql.rb, line 41 def self.wrap(batch_loader) BatchLoader::GraphQL.new.tap do |graphql| graphql.batch_loader = batch_loader end end
Private Class Methods
wrap_with_warning(batch_loader)
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# File lib/batch_loader/graphql.rb, line 35 def self.wrap_with_warning(batch_loader) warn "DEPRECATION WARNING: using BatchLoader.for in GraphQL is deprecated. Use BatchLoader::GraphQL.for instead or return BatchLoader::GraphQL.wrap from your resolver." wrap(batch_loader) end
Public Instance Methods
batch(**kwargs, &block)
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# File lib/batch_loader/graphql.rb, line 57 def batch(**kwargs, &block) @batch_loader.batch(**kwargs, &block) self end
sync()
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# File lib/batch_loader/graphql.rb, line 62 def sync @batch_loader.__sync end