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package fhelp
// for use with Alex Flint's go-args package
import (
"fmt"
"os"
)
// makes a bash autocomplete file for your command
func DoBash(ARGNAME string) {
fmt.Println("# add this in your bashrc:")
fmt.Println("")
fmt.Println("# todo: add this to go-arg as a 'hidden' go-arg option --bash")
fmt.Println("#")
fmt.Println("# todo: can this output work/parse with:")
fmt.Println("# complete -C `" + ARGNAME + " --bash` " + ARGNAME)
fmt.Println("")
fmt.Println("_" + ARGNAME + "_complete()")
fmt.Println("{")
fmt.Println(" # sets local to this func vars")
fmt.Println(" local cur prev all")
fmt.Println(" cur=${COMP_WORDS[COMP_CWORD]}")
fmt.Println(" prev=${COMP_WORDS[COMP_CWORD-1]}")
fmt.Println(" all=${COMP_WORDS[@]}")
fmt.Println("")
fmt.Println(" # this is where we generate the go-arg output")
fmt.Println(" GOARGS=$(" + ARGNAME + " --auto-complete $prev \\'$cur\\' $all)")
fmt.Println("")
fmt.Println(" # this compares the command line input from the user")
fmt.Println(" # to whatever strings we output")
fmt.Println(" COMPREPLY=( $(compgen -W \"$GOARGS\" -- $cur) ) # THIS WORKS")
fmt.Println(" return 0")
fmt.Println("}")
fmt.Println("complete -F _" + ARGNAME + "_complete " + ARGNAME)
fmt.Println("")
fmt.Println("# copy and paste the above into your bash shell should work")
os.Exit(0)
}
/*
// prints help to STDERR // TODO: move everything below this to go-args
func (args) doBashHelp() {
if argv.BashAuto[1] != "''" {
// if this is not blank, then the user has typed something
return
}
if argv.BashAuto[0] != ARGNAME {
// if this is not the name of the command, the user already started doing something
return
}
if argv.BashAuto[0] == ARGNAME {
me.pp.WriteHelp(os.Stderr)
return
}
fmt.Fprintln(os.Stderr, "")
fmt.Fprintln(os.Stderr, "hello world")
fmt.Fprintln(os.Stderr, "")
}
*/
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