diff options
Diffstat (limited to 'vendor/github.com/spf13/cobra/fish_completions.go')
| -rw-r--r-- | vendor/github.com/spf13/cobra/fish_completions.go | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/vendor/github.com/spf13/cobra/fish_completions.go b/vendor/github.com/spf13/cobra/fish_completions.go deleted file mode 100644 index bb57fd568..000000000 --- a/vendor/github.com/spf13/cobra/fish_completions.go +++ /dev/null @@ -1,219 +0,0 @@ -package cobra - -import ( - "bytes" - "fmt" - "io" - "os" - "strings" -) - -func genFishComp(buf io.StringWriter, name string, includeDesc bool) { - // Variables should not contain a '-' or ':' character - nameForVar := name - nameForVar = strings.Replace(nameForVar, "-", "_", -1) - nameForVar = strings.Replace(nameForVar, ":", "_", -1) - - compCmd := ShellCompRequestCmd - if !includeDesc { - compCmd = ShellCompNoDescRequestCmd - } - WriteStringAndCheck(buf, fmt.Sprintf("# fish completion for %-36s -*- shell-script -*-\n", name)) - WriteStringAndCheck(buf, fmt.Sprintf(` -function __%[1]s_debug - set -l file "$BASH_COMP_DEBUG_FILE" - if test -n "$file" - echo "$argv" >> $file - end -end - -function __%[1]s_perform_completion - __%[1]s_debug "Starting __%[1]s_perform_completion" - - # Extract all args except the last one - set -l args (commandline -opc) - # Extract the last arg and escape it in case it is a space - set -l lastArg (string escape -- (commandline -ct)) - - __%[1]s_debug "args: $args" - __%[1]s_debug "last arg: $lastArg" - - set -l requestComp "$args[1] %[3]s $args[2..-1] $lastArg" - - __%[1]s_debug "Calling $requestComp" - set -l results (eval $requestComp 2> /dev/null) - - # Some programs may output extra empty lines after the directive. - # Let's ignore them or else it will break completion. - # Ref: https://github.com/spf13/cobra/issues/1279 - for line in $results[-1..1] - if test (string trim -- $line) = "" - # Found an empty line, remove it - set results $results[1..-2] - else - # Found non-empty line, we have our proper output - break - end - end - - set -l comps $results[1..-2] - set -l directiveLine $results[-1] - - # For Fish, when completing a flag with an = (e.g., <program> -n=<TAB>) - # completions must be prefixed with the flag - set -l flagPrefix (string match -r -- '-.*=' "$lastArg") - - __%[1]s_debug "Comps: $comps" - __%[1]s_debug "DirectiveLine: $directiveLine" - __%[1]s_debug "flagPrefix: $flagPrefix" - - for comp in $comps - printf "%%s%%s\n" "$flagPrefix" "$comp" - end - - printf "%%s\n" "$directiveLine" -end - -# This function does two things: -# - Obtain the completions and store them in the global __%[1]s_comp_results -# - Return false if file completion should be performed -function __%[1]s_prepare_completions - __%[1]s_debug "" - __%[1]s_debug "========= starting completion logic ==========" - - # Start fresh - set --erase __%[1]s_comp_results - - set -l results (__%[1]s_perform_completion) - __%[1]s_debug "Completion results: $results" - - if test -z "$results" - __%[1]s_debug "No completion, probably due to a failure" - # Might as well do file completion, in case it helps - return 1 - end - - set -l directive (string sub --start 2 $results[-1]) - set --global __%[1]s_comp_results $results[1..-2] - - __%[1]s_debug "Completions are: $__%[1]s_comp_results" - __%[1]s_debug "Directive is: $directive" - - set -l shellCompDirectiveError %[4]d - set -l shellCompDirectiveNoSpace %[5]d - set -l shellCompDirectiveNoFileComp %[6]d - set -l shellCompDirectiveFilterFileExt %[7]d - set -l shellCompDirectiveFilterDirs %[8]d - - if test -z "$directive" - set directive 0 - end - - set -l compErr (math (math --scale 0 $directive / $shellCompDirectiveError) %% 2) - if test $compErr -eq 1 - __%[1]s_debug "Received error directive: aborting." - # Might as well do file completion, in case it helps - return 1 - end - - set -l filefilter (math (math --scale 0 $directive / $shellCompDirectiveFilterFileExt) %% 2) - set -l dirfilter (math (math --scale 0 $directive / $shellCompDirectiveFilterDirs) %% 2) - if test $filefilter -eq 1; or test $dirfilter -eq 1 - __%[1]s_debug "File extension filtering or directory filtering not supported" - # Do full file completion instead - return 1 - end - - set -l nospace (math (math --scale 0 $directive / $shellCompDirectiveNoSpace) %% 2) - set -l nofiles (math (math --scale 0 $directive / $shellCompDirectiveNoFileComp) %% 2) - - __%[1]s_debug "nospace: $nospace, nofiles: $nofiles" - - # If we want to prevent a space, or if file completion is NOT disabled, - # we need to count the number of valid completions. - # To do so, we will filter on prefix as the completions we have received - # may not already be filtered so as to allow fish to match on different - # criteria than the prefix. - if test $nospace -ne 0; or test $nofiles -eq 0 - set -l prefix (commandline -t | string escape --style=regex) - __%[1]s_debug "prefix: $prefix" - - set -l completions (string match -r -- "^$prefix.*" $__%[1]s_comp_results) - set --global __%[1]s_comp_results $completions - __%[1]s_debug "Filtered completions are: $__%[1]s_comp_results" - - # Important not to quote the variable for count to work - set -l numComps (count $__%[1]s_comp_results) - __%[1]s_debug "numComps: $numComps" - - if test $numComps -eq 1; and test $nospace -ne 0 - # We must first split on \t to get rid of the descriptions to be - # able to check what the actual completion will be. - # We don't need descriptions anyway since there is only a single - # real completion which the shell will expand immediately. - set -l split (string split --max 1 \t $__%[1]s_comp_results[1]) - - # Fish won't add a space if the completion ends with any - # of the following characters: @=/:., - set -l lastChar (string sub -s -1 -- $split) - if not string match -r -q "[@=/:.,]" -- "$lastChar" - # In other cases, to support the "nospace" directive we trick the shell - # by outputting an extra, longer completion. - __%[1]s_debug "Adding second completion to perform nospace directive" - set --global __%[1]s_comp_results $split[1] $split[1]. - __%[1]s_debug "Completions are now: $__%[1]s_comp_results" - end - end - - if test $numComps -eq 0; and test $nofiles -eq 0 - # To be consistent with bash and zsh, we only trigger file - # completion when there are no other completions - __%[1]s_debug "Requesting file completion" - return 1 - end - end - - return 0 -end - -# Since Fish completions are only loaded once the user triggers them, we trigger them ourselves -# so we can properly delete any completions provided by another script. -# Only do this if the program can be found, or else fish may print some errors; besides, -# the existing completions will only be loaded if the program can be found. -if type -q "%[2]s" - # The space after the program name is essential to trigger completion for the program - # and not completion of the program name itself. - # Also, we use '> /dev/null 2>&1' since '&>' is not supported in older versions of fish. - complete --do-complete "%[2]s " > /dev/null 2>&1 -end - -# Remove any pre-existing completions for the program since we will be handling all of them. -complete -c %[2]s -e - -# The call to __%[1]s_prepare_completions will setup __%[1]s_comp_results -# which provides the program's completion choices. -complete -c %[2]s -n '__%[1]s_prepare_completions' -f -a '$__%[1]s_comp_results' - -`, nameForVar, name, compCmd, - ShellCompDirectiveError, ShellCompDirectiveNoSpace, ShellCompDirectiveNoFileComp, - ShellCompDirectiveFilterFileExt, ShellCompDirectiveFilterDirs)) -} - -// GenFishCompletion generates fish completion file and writes to the passed writer. -func (c *Command) GenFishCompletion(w io.Writer, includeDesc bool) error { - buf := new(bytes.Buffer) - genFishComp(buf, c.Name(), includeDesc) - _, err := buf.WriteTo(w) - return err -} - -// GenFishCompletionFile generates fish completion file. -func (c *Command) GenFishCompletionFile(filename string, includeDesc bool) error { - outFile, err := os.Create(filename) - if err != nil { - return err - } - defer outFile.Close() - - return c.GenFishCompletion(outFile, includeDesc) -} |