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improve realpath.fish comments

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Aaron Gyes 2016-10-02 02:44:33 -07:00 committed by GitHub
parent ce1c9f3a65
commit 94aeb47f63
1 changed files with 8 additions and 5 deletions
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13
share/functions/realpath.fish
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@ -2,10 +2,12 @@
# as a command. If a realpath command is available simply pass all arguments thru to it. If not
# fallback to alternative solutions.
# The following is slightly subtle. The first time `realpath` is invoked this script will be read.
# If we see that there is an external command by that name we just return. That will cause fish to
# run the external command. On the other hand, if an external command isn't found we define a
# function that will provide fallback behavior.
# The following is slightly subtle. The first time `realpath` is invoked by autoloading this script
# will be read. If we see that there is an external realpath command we just return. That will cause
# fish to run the external command. Or, if there is a grealpath, we alias it.
# On the other hand, if an external command isn't found we provide a function that will facilitate
# fallback behavion through our builtin.
if not command -s realpath >/dev/null
if command -s grealpath >/dev/null
@ -19,7 +21,8 @@ if not command -s realpath >/dev/null
echo " resolves files as absolute paths without symlinks"
return 1
end
# loop over arguments - allow our realpath to work on more than one path per invocatgon like gnu/bsd realpath.
for arg in $argv
switch $arg
# These - no can do our realpath