312 lines
5.0 KiB
Plaintext
312 lines
5.0 KiB
Plaintext
=====================================
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no arguments
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=====================================
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fn() -> 1 end
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fn () -> 1 end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments)
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(body
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(integer))))
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(anonymous_function
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(stab_clause
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(arguments)
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(body
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(integer)))))
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=====================================
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no arguments without parentheses
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=====================================
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fn -> 1 end
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---
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(source
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(anonymous_function
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(stab_clause
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(body
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(integer)))))
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=====================================
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one argument
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=====================================
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fn(x) -> x end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments
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(identifier))
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(body
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(identifier)))))
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=====================================
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one argument without parentheses
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=====================================
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fn x -> x end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments
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(identifier))
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(body
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(identifier)))))
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=====================================
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many arguments
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=====================================
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fn(x, y, z) -> x + y end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments
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(identifier)
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(identifier)
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(identifier))
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(body
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(binary_operator
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(identifier)
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(identifier))))))
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=====================================
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many arguments without parentheses
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=====================================
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fn x, y -> x + y end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments
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(identifier)
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(identifier))
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(body
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(binary_operator
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(identifier)
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(identifier))))))
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=====================================
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multiline body
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=====================================
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fn x, y ->
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y
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x
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments
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(identifier)
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(identifier))
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(body
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(identifier)
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(identifier)))))
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=====================================
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many clauses
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=====================================
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fn
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1 -> :yes
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2 -> :no
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other -> :maybe
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(arguments
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(integer))
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(body
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(atom)))
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(stab_clause
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(arguments
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(integer))
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(body
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(atom)))
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(stab_clause
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(arguments
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(identifier))
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(body
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(atom)))))
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=====================================
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with guard / no arguments
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=====================================
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fn
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() when node() == :nonode@nohost -> true
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(binary_operator
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(arguments)
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(binary_operator
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(call
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(identifier)
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(arguments))
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(atom)))
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(body
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(boolean)))))
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=====================================
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with guard / one argument
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=====================================
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fn
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x when x == [] -> x
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(binary_operator
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(arguments
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(identifier))
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(binary_operator
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(identifier)
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(list)))
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(body
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(identifier)))))
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=====================================
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with guard / multiple arguments
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=====================================
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fn
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x, y when x == [] -> x
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(binary_operator
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(arguments
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(identifier)
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(identifier))
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(binary_operator
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(identifier)
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(list)))
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(body
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(identifier)))))
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=====================================
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with guard / arguments in parentheses
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=====================================
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fn
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(x, y) when y == [] -> y
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(binary_operator
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(arguments
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(identifier)
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(identifier))
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(binary_operator
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(identifier)
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(list)))
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(body
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(identifier)))))
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=====================================
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with guard / multiple guards
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=====================================
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fn
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x when x > 10 when x < 5 -> x
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end
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---
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(source
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(anonymous_function
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(stab_clause
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(binary_operator
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(arguments
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(identifier))
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(binary_operator
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(binary_operator
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(identifier)
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(integer))
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(binary_operator
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(identifier)
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(integer))))
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(body
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(identifier)))))
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=====================================
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pattern matching
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=====================================
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fn
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[h | tail] -> {h, tail}
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%{x: x} when x == 1 -> 1
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end
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---
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|
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(source
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(anonymous_function
|
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(stab_clause
|
|
(arguments
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(list
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(binary_operator
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(identifier)
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(identifier))))
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(body
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(tuple
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(identifier)
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(identifier))))
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(stab_clause
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(binary_operator
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(arguments
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(map
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(map_content
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(keywords
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(pair
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(keyword)
|
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(identifier))))))
|
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(binary_operator
|
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(identifier)
|
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(integer)))
|
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(body
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(integer)))))
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