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64 lines
2.3 KiB
Ruby
64 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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module YARP
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# There are many files in YARP that are templated to handle every node type,
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# which means the files can end up being quite large. We autoload them to make
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# our require speed faster since consuming libraries are unlikely to use all
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# of these features.
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autoload :BasicVisitor, "yarp/visitor"
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autoload :Compiler, "yarp/compiler"
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autoload :Debug, "yarp/debug"
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autoload :DesugarCompiler, "yarp/desugar_compiler"
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autoload :Dispatcher, "yarp/dispatcher"
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autoload :DSL, "yarp/dsl"
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autoload :LexCompat, "yarp/lex_compat"
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autoload :LexRipper, "yarp/lex_compat"
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autoload :MutationCompiler, "yarp/mutation_compiler"
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autoload :NodeInspector, "yarp/node_inspector"
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autoload :RipperCompat, "yarp/ripper_compat"
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autoload :Pack, "yarp/pack"
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autoload :Pattern, "yarp/pattern"
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autoload :Serialize, "yarp/serialize"
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autoload :Visitor, "yarp/visitor"
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# Some of these constants are not meant to be exposed, so marking them as
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# private here.
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private_constant :Debug
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private_constant :LexCompat
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private_constant :LexRipper
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# Returns an array of tokens that closely resembles that of the Ripper lexer.
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# The only difference is that since we don't keep track of lexer state in the
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# same way, it's going to always return the NONE state.
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def self.lex_compat(source, filepath = "")
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LexCompat.new(source, filepath).result
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end
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# This lexes with the Ripper lex. It drops any space events but otherwise
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# returns the same tokens. Raises SyntaxError if the syntax in source is
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# invalid.
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def self.lex_ripper(source)
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LexRipper.new(source).result
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end
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# Load the serialized AST using the source as a reference into a tree.
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def self.load(source, serialized)
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Serialize.load(source, serialized)
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end
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end
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require_relative "yarp/node"
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require_relative "yarp/node_ext"
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require_relative "yarp/parse_result"
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require_relative "yarp/parse_result/comments"
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require_relative "yarp/parse_result/newlines"
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# This is a Ruby implementation of the YARP parser. If we're running on CRuby
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# and we haven't explicitly set the YARP_FFI_BACKEND environment variable, then
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# it's going to require the built library. Otherwise, it's going to require a
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# module that uses FFI to call into the library.
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if RUBY_ENGINE == "ruby" and !ENV["YARP_FFI_BACKEND"]
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require "yarp/yarp"
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else
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require_relative "yarp/ffi"
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end
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