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expede/inverted_raise.ex

Last active September 3, 2016 17:30
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inverted_raise.ex
use Exceptional
# Success case
iex> OtherFile.read("./existing_file.txt") >>> String.length
1000
# Error case
iex> OtherFile.read("./missing.file") >>> String.length
**(OtherFile.NotFoundError) File not found at ./missing.file
# Explicit function
iex> OtherFile.read("./missing.file") |> raise_or_continue!(String.length)
**(OtherFile.NotFoundError) File not found at ./missing.file
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