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Map rule components to Token/Rule references

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This commit is contained in:
Josh Holtrop 2021-08-22 21:21:41 -04:00
parent 00016f16b3
commit 3f92ae46c4
1 changed files with 11 additions and 0 deletions
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11
lib/imbecile.rb
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@ -57,6 +57,17 @@ class Imbecile
unless rule_names["Start"] unless rule_names["Start"]
raise Error.new("Start rule not found") raise Error.new("Start rule not found")
end end
@rules.each do |rule|
rule.components.map! do |component|
if token_names[component]
token_names[component]
elsif rule_names[component]
rule_names[component]
else
raise Error.new("Symbol #{component} not found")
end
end
end
lexer = Lexer.new(@tokens) lexer = Lexer.new(@tokens)
classname = @classname || File.basename(output_file).sub(%r{[^a-zA-Z0-9].*}, "").capitalize classname = @classname || File.basename(output_file).sub(%r{[^a-zA-Z0-9].*}, "").capitalize
erb = ERB.new(File.read(File.join(File.dirname(File.expand_path(__FILE__)), "../assets/parser.d.erb")), nil, "<>") erb = ERB.new(File.read(File.join(File.dirname(File.expand_path(__FILE__)), "../assets/parser.d.erb")), nil, "<>")