144 lines
3.9 KiB
Plaintext
144 lines
3.9 KiB
Plaintext
================================================================================
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If then else
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================================================================================
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if 12 then 27 else 42
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--------------------------------------------------------------------------------
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(source_file
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(if_expression
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condition: (integer_literal)
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consequence: (integer_literal)
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alternative: (integer_literal)))
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================================================================================
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If then
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================================================================================
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if 12 then 27
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--------------------------------------------------------------------------------
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(source_file
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(if_expression
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condition: (integer_literal)
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consequence: (integer_literal)))
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================================================================================
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Dangling else
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================================================================================
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if 12 then if 27 then 42 else "nope"
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--------------------------------------------------------------------------------
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(source_file
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(if_expression
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condition: (integer_literal)
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consequence: (if_expression
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condition: (integer_literal)
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consequence: (integer_literal)
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alternative: (string_literal))))
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================================================================================
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While
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================================================================================
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while 12 do 27
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--------------------------------------------------------------------------------
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(source_file
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(while_expression
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condition: (integer_literal)
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body: (integer_literal)))
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================================================================================
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For
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================================================================================
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for i := 12 to nil do "42"
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--------------------------------------------------------------------------------
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(source_file
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(for_expression
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index: (identifier)
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(operator)
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start: (integer_literal)
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end: (nil_literal)
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body: (string_literal)))
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================================================================================
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For no index
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================================================================================
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for 12 to nil do "42"
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--------------------------------------------------------------------------------
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(source_file
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(ERROR
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(identifier)
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(identifier)
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(nil_literal))
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(string_literal))
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================================================================================
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For no end
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================================================================================
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for 12 do "42"
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--------------------------------------------------------------------------------
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(source_file
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(ERROR
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(identifier)
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(identifier))
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(string_literal))
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================================================================================
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For no body
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================================================================================
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for 12 to nil
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--------------------------------------------------------------------------------
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(source_file
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(ERROR
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(identifier)
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(identifier))
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(nil_literal))
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================================================================================
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Break
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================================================================================
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break
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--------------------------------------------------------------------------------
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(source_file
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(break_expression))
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================================================================================
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Break in loops
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================================================================================
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for i := break to break do while break do break
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--------------------------------------------------------------------------------
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(source_file
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(for_expression
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(identifier)
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(operator)
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(break_expression)
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(break_expression)
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(while_expression
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(break_expression)
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(break_expression))))
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