Module: GraphQL::Analysis::AST
- Defined in:
- lib/graphql/analysis/ast/query_depth.rb,
lib/graphql/analysis/ast.rb,
lib/graphql/analysis/ast/visitor.rb,
lib/graphql/analysis/ast/analyzer.rb,
lib/graphql/analysis/ast/field_usage.rb,
lib/graphql/analysis/ast/max_query_depth.rb,
lib/graphql/analysis/ast/query_complexity.rb,
lib/graphql/analysis/ast/max_query_complexity.rb
Overview
Calculate the complexity of a query, using Field#complexity values.
Defined Under Namespace
Classes: Analyzer, FieldUsage, MaxQueryComplexity, MaxQueryDepth, QueryComplexity, QueryDepth, Visitor
Class Method Summary collapse
-
.analysis_errors(results) ⇒ Object
-
.analyze_multiplex(multiplex, analyzers) ⇒ Array<Any>
Analyze a multiplex, and all queries within.
-
.analyze_query(query, analyzers, multiplex_analyzers: []) ⇒ Array<Any>
Results from those analyzers.
-
.use(schema_class) ⇒ Object
Class Method Details
.analysis_errors(results) ⇒ Object
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# File 'lib/graphql/analysis/ast.rb', line 77 def analysis_errors(results) results.flatten.select { |r| r.is_a?(GraphQL::AnalysisError) } end |
.analyze_multiplex(multiplex, analyzers) ⇒ Array<Any>
Analyze a multiplex, and all queries within. Multiplex analyzers are ran for all queries, keeping state. Query analyzers are ran per query, without carrying state between queries.
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# File 'lib/graphql/analysis/ast.rb', line 26 def analyze_multiplex(multiplex, analyzers) multiplex_analyzers = analyzers.map { |analyzer| analyzer.new(multiplex) } multiplex.trace("analyze_multiplex", { multiplex: multiplex }) do query_results = multiplex.queries.map do |query| if query.valid? analyze_query( query, query.analyzers, multiplex_analyzers: multiplex_analyzers ) else [] end end multiplex_results = multiplex_analyzers.map(&:result) multiplex_errors = analysis_errors(multiplex_results) multiplex.queries.each_with_index do |query, idx| query.analysis_errors = multiplex_errors + analysis_errors(query_results[idx]) end multiplex_results end end |
.analyze_query(query, analyzers, multiplex_analyzers: []) ⇒ Array<Any>
Returns Results from those analyzers.
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# File 'lib/graphql/analysis/ast.rb', line 55 def analyze_query(query, analyzers, multiplex_analyzers: []) query.trace("analyze_query", { query: query }) do query_analyzers = analyzers .map { |analyzer| analyzer.new(query) } .select { |analyzer| analyzer.analyze? } analyzers_to_run = query_analyzers + multiplex_analyzers if analyzers_to_run.any? visitor = GraphQL::Analysis::AST::Visitor.new( query: query, analyzers: analyzers_to_run ) visitor.visit query_analyzers.map(&:result) else [] end end end |