30 lines
640 B
Ruby
30 lines
640 B
Ruby
# frozen_string_literal: true
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require 'namarara/version'
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module Namarara; end
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require 'rly'
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require 'namarara/lexer'
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require 'namarara/parser'
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require 'namarara/eval_error'
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require 'namarara/errors/var_not_defined'
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require 'namarara/errors/invalid_grammar'
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module Namarara
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def self.parse_string(line, vars, debug = false)
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parser = Parser.new(Lexer.new)
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parser.names = vars
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parser_bet = parser.parse(line.chomp, debug)
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parser.check_grammar line, parser_bet
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{
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expr: line,
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tree: parser_bet.to_s,
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errors: parser_bet&.errors&.map { |e| e.message },
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result: parser_bet&.compute
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}
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end
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end
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