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kylewlacy/subshell.fish

Created June 5, 2016 08:48
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fish subshell substitution
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subshell.fish
# bash:
# # <(some_command) returns a file (technically a named pipe) for the result of some_command
# $ echo <(echo "hi")
# /dev/fd63
# $ cat <(echo "hi")
# hi
#
# fish:
# # (some_command | psub) returns a file for the result of some_command
# $ echo (echo "hi" | psub)
# /var/folders/kx/nwt3sjj93fl0hmb_trw509gc0000gn/T//.psub.CWoF3yvGyO
# $ cat (echo "hi" | psub)
# hi
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