19 lines
575 B
Ruby
19 lines
575 B
Ruby
module Parser
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module Expression
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include output
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rule(:value_expression) { call_site | basic_type }
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rule(:expression) { (simple_return | while_do | conditional | operator_expression | call_site ) >> newline }
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def delimited_expressions( delimit )
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( (delimit.absent? >> expression).repeat(1)).as(:expressions) >> delimit
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end
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rule(:expressions_do) { delimited_expressions(keyword_do) }
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rule(:expressions_else) { delimited_expressions(keyword_else) }
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rule(:expressions_end) { delimited_expressions(keyword_end) }
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end
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end
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