Class: Ast::Merge::Comment::QuotedHashLineParser

Inherits:
Object
  • Object
show all
Defined in:
lib/ast/merge/comment/quoted_hash_line_parser.rb

Overview

Parses single source lines for hash-style comments while respecting quoted regions. This is intended for ambiguous inline # syntaxes where a simple regex becomes brittle.

Defined Under Namespace

Classes: Grammar, Result

Instance Method Summary collapse

Constructor Details

#initialize ⇒ QuotedHashLineParser

Returns a new instance of QuotedHashLineParser.



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# File 'lib/ast/merge/comment/quoted_hash_line_parser.rb', line 54

def initialize
  @grammar = Grammar.new
end

Instance Method Details

#parse(line) ⇒ Result?

Parse a line into a normalized comment result.

Parameters:

  • line (String)

Returns:



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# File 'lib/ast/merge/comment/quoted_hash_line_parser.rb', line 62

def parse(line)
  source = line.to_s
  tree = @grammar.parse(source)

  full_line_result(tree[:full_line], source) ||
    inline_result(tree[:inline], source)
rescue Parslet::ParseFailed
  nil
end