# Copyright 2016 The Kubernetes Authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # fish completion for minikube -*- shell-script -*- function __minikube_debug set file "$BASH_COMP_DEBUG_FILE" if test -n "$file" echo "$argv" >> $file end end function __minikube_perform_completion __minikube_debug "Starting __minikube_perform_completion with: $argv" set args (string split -- " " "$argv") set lastArg "$args[-1]" __minikube_debug "args: $args" __minikube_debug "last arg: $lastArg" set emptyArg "" if test -z "$lastArg" __minikube_debug "Setting emptyArg" set emptyArg \"\" end __minikube_debug "emptyArg: $emptyArg" if not type -q "$args[1]" # This can happen when "complete --do-complete minikube" is called when running this script. __minikube_debug "Cannot find $args[1]. No completions." return end set requestComp "$args[1] __complete $args[2..-1] $emptyArg" __minikube_debug "Calling $requestComp" set results (eval $requestComp 2> /dev/null) set comps $results[1..-2] set directiveLine $results[-1] # For Fish, when completing a flag with an = (e.g., -n=) # completions must be prefixed with the flag set flagPrefix (string match -r -- '-.*=' "$lastArg") __minikube_debug "Comps: $comps" __minikube_debug "DirectiveLine: $directiveLine" __minikube_debug "flagPrefix: $flagPrefix" for comp in $comps printf "%s%s\n" "$flagPrefix" "$comp" end printf "%s\n" "$directiveLine" end # This function does three things: # 1- Obtain the completions and store them in the global __minikube_comp_results # 2- Set the __minikube_comp_do_file_comp flag if file completion should be performed # and unset it otherwise # 3- Return true if the completion results are not empty function __minikube_prepare_completions # Start fresh set --erase __minikube_comp_do_file_comp set --erase __minikube_comp_results # Check if the command-line is already provided. This is useful for testing. if not set --query __minikube_comp_commandLine # Use the -c flag to allow for completion in the middle of the line set __minikube_comp_commandLine (commandline -c) end __minikube_debug "commandLine is: $__minikube_comp_commandLine" set results (__minikube_perform_completion "$__minikube_comp_commandLine") set --erase __minikube_comp_commandLine __minikube_debug "Completion results: $results" if test -z "$results" __minikube_debug "No completion, probably due to a failure" # Might as well do file completion, in case it helps set --global __minikube_comp_do_file_comp 1 return 1 end set directive (string sub --start 2 $results[-1]) set --global __minikube_comp_results $results[1..-2] __minikube_debug "Completions are: $__minikube_comp_results" __minikube_debug "Directive is: $directive" set shellCompDirectiveError 1 set shellCompDirectiveNoSpace 2 set shellCompDirectiveNoFileComp 4 set shellCompDirectiveFilterFileExt 8 set shellCompDirectiveFilterDirs 16 if test -z "$directive" set directive 0 end set compErr (math (math --scale 0 $directive / $shellCompDirectiveError) % 2) if test $compErr -eq 1 __minikube_debug "Received error directive: aborting." # Might as well do file completion, in case it helps set --global __minikube_comp_do_file_comp 1 return 1 end set filefilter (math (math --scale 0 $directive / $shellCompDirectiveFilterFileExt) % 2) set dirfilter (math (math --scale 0 $directive / $shellCompDirectiveFilterDirs) % 2) if test $filefilter -eq 1; or test $dirfilter -eq 1 __minikube_debug "File extension filtering or directory filtering not supported" # Do full file completion instead set --global __minikube_comp_do_file_comp 1 return 1 end set nospace (math (math --scale 0 $directive / $shellCompDirectiveNoSpace) % 2) set nofiles (math (math --scale 0 $directive / $shellCompDirectiveNoFileComp) % 2) __minikube_debug "nospace: $nospace, nofiles: $nofiles" # Important not to quote the variable for count to work set numComps (count $__minikube_comp_results) __minikube_debug "numComps: $numComps" if test $numComps -eq 1; and test $nospace -ne 0 # To support the "nospace" directive we trick the shell # by outputting an extra, longer completion. __minikube_debug "Adding second completion to perform nospace directive" set --append __minikube_comp_results $__minikube_comp_results[1]. end if test $numComps -eq 0; and test $nofiles -eq 0 __minikube_debug "Requesting file completion" set --global __minikube_comp_do_file_comp 1 end # If we don't want file completion, we must return true even if there # are no completions found. This is because fish will perform the last # completion command, even if its condition is false, if no other # completion command was triggered return (not set --query __minikube_comp_do_file_comp) end # Since Fish completions are only loaded once the user triggers them, we trigger them ourselves # so we can properly delete any completions provided by another script. # The space after the the program name is essential to trigger completion for the program # and not completion of the program name itself. complete --do-complete "minikube " > /dev/null 2>&1 # Using '> /dev/null 2>&1' since '&>' is not supported in older versions of fish. # Remove any pre-existing completions for the program since we will be handling all of them. complete -c minikube -e # The order in which the below two lines are defined is very important so that __minikube_prepare_completions # is called first. It is __minikube_prepare_completions that sets up the __minikube_comp_do_file_comp variable. # # This completion will be run second as complete commands are added FILO. # It triggers file completion choices when __minikube_comp_do_file_comp is set. complete -c minikube -n 'set --query __minikube_comp_do_file_comp' # This completion will be run first as complete commands are added FILO. # The call to __minikube_prepare_completions will setup both __minikube_comp_results and __minikube_comp_do_file_comp. # It provides the program's completion choices. complete -c minikube -n '__minikube_prepare_completions' -f -a '$__minikube_comp_results'