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oh-my-fish/functions/_prepend_path.fish

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Fish

# NAME
# _prepend_path - adds a path to a list
#
# SYNOPSIS
# _prepend_path [-d --destination <destination path>] <path>
#
# DESCRIPTION
# Adds a path to a list.
# If no list specified, defaults to $PATH
#
# OPTIONS
# <path>
# Required. Specify the path to add to the list.
# OPERATORS
# -d <DESTINATION PATH>
# Should appear at the end if used. Specifies the name of the
# list to prepend the paths to.
# If not used, $PATH is assumed by default.
#
# EXAMPLES
# _prepend_path $path
# Add $path to $PATH
#
# _prepend_path $path -d $fish_function_path
# Add $path to $fish_function_path
#/
function _prepend_path
# $PATH is the default destination path
set -l destination_path PATH
set -l path $argv
if test (count $argv) -gt 2
switch $path[-2]
case -d --destination
set destination_path $path[-1]
set path $path[1..-3]
end
end
for path in $path
if test -d $path
if not contains $path $$destination_path
set $destination_path $path $$destination_path
end
end
end
end