1# bash completion for git-bug                              -*- shell-script -*-
  2
  3__git-bug_debug()
  4{
  5    if [[ -n ${BASH_COMP_DEBUG_FILE} ]]; then
  6        echo "$*" >> "${BASH_COMP_DEBUG_FILE}"
  7    fi
  8}
  9
 10# Homebrew on Macs have version 1.3 of bash-completion which doesn't include
 11# _init_completion. This is a very minimal version of that function.
 12__git-bug_init_completion()
 13{
 14    COMPREPLY=()
 15    _get_comp_words_by_ref "$@" cur prev words cword
 16}
 17
 18__git-bug_index_of_word()
 19{
 20    local w word=$1
 21    shift
 22    index=0
 23    for w in "$@"; do
 24        [[ $w = "$word" ]] && return
 25        index=$((index+1))
 26    done
 27    index=-1
 28}
 29
 30__git-bug_contains_word()
 31{
 32    local w word=$1; shift
 33    for w in "$@"; do
 34        [[ $w = "$word" ]] && return
 35    done
 36    return 1
 37}
 38
 39__git-bug_handle_reply()
 40{
 41    __git-bug_debug "${FUNCNAME[0]}"
 42    case $cur in
 43        -*)
 44            if [[ $(type -t compopt) = "builtin" ]]; then
 45                compopt -o nospace
 46            fi
 47            local allflags
 48            if [ ${#must_have_one_flag[@]} -ne 0 ]; then
 49                allflags=("${must_have_one_flag[@]}")
 50            else
 51                allflags=("${flags[*]} ${two_word_flags[*]}")
 52            fi
 53            COMPREPLY=( $(compgen -W "${allflags[*]}" -- "$cur") )
 54            if [[ $(type -t compopt) = "builtin" ]]; then
 55                [[ "${COMPREPLY[0]}" == *= ]] || compopt +o nospace
 56            fi
 57
 58            # complete after --flag=abc
 59            if [[ $cur == *=* ]]; then
 60                if [[ $(type -t compopt) = "builtin" ]]; then
 61                    compopt +o nospace
 62                fi
 63
 64                local index flag
 65                flag="${cur%=*}"
 66                __git-bug_index_of_word "${flag}" "${flags_with_completion[@]}"
 67                COMPREPLY=()
 68                if [[ ${index} -ge 0 ]]; then
 69                    PREFIX=""
 70                    cur="${cur#*=}"
 71                    ${flags_completion[${index}]}
 72                    if [ -n "${ZSH_VERSION}" ]; then
 73                        # zsh completion needs --flag= prefix
 74                        eval "COMPREPLY=( \"\${COMPREPLY[@]/#/${flag}=}\" )"
 75                    fi
 76                fi
 77            fi
 78            return 0;
 79            ;;
 80    esac
 81
 82    # check if we are handling a flag with special work handling
 83    local index
 84    __git-bug_index_of_word "${prev}" "${flags_with_completion[@]}"
 85    if [[ ${index} -ge 0 ]]; then
 86        ${flags_completion[${index}]}
 87        return
 88    fi
 89
 90    # we are parsing a flag and don't have a special handler, no completion
 91    if [[ ${cur} != "${words[cword]}" ]]; then
 92        return
 93    fi
 94
 95    local completions
 96    completions=("${commands[@]}")
 97    if [[ ${#must_have_one_noun[@]} -ne 0 ]]; then
 98        completions=("${must_have_one_noun[@]}")
 99    fi
100    if [[ ${#must_have_one_flag[@]} -ne 0 ]]; then
101        completions+=("${must_have_one_flag[@]}")
102    fi
103    COMPREPLY=( $(compgen -W "${completions[*]}" -- "$cur") )
104
105    if [[ ${#COMPREPLY[@]} -eq 0 && ${#noun_aliases[@]} -gt 0 && ${#must_have_one_noun[@]} -ne 0 ]]; then
106        COMPREPLY=( $(compgen -W "${noun_aliases[*]}" -- "$cur") )
107    fi
108
109    if [[ ${#COMPREPLY[@]} -eq 0 ]]; then
110        declare -F __custom_func >/dev/null && __custom_func
111    fi
112
113    # available in bash-completion >= 2, not always present on macOS
114    if declare -F __ltrim_colon_completions >/dev/null; then
115        __ltrim_colon_completions "$cur"
116    fi
117
118    # If there is only 1 completion and it is a flag with an = it will be completed
119    # but we don't want a space after the =
120    if [[ "${#COMPREPLY[@]}" -eq "1" ]] && [[ $(type -t compopt) = "builtin" ]] && [[ "${COMPREPLY[0]}" == --*= ]]; then
121       compopt -o nospace
122    fi
123}
124
125# The arguments should be in the form "ext1|ext2|extn"
126__git-bug_handle_filename_extension_flag()
127{
128    local ext="$1"
129    _filedir "@(${ext})"
130}
131
132__git-bug_handle_subdirs_in_dir_flag()
133{
134    local dir="$1"
135    pushd "${dir}" >/dev/null 2>&1 && _filedir -d && popd >/dev/null 2>&1
136}
137
138__git-bug_handle_flag()
139{
140    __git-bug_debug "${FUNCNAME[0]}: c is $c words[c] is ${words[c]}"
141
142    # if a command required a flag, and we found it, unset must_have_one_flag()
143    local flagname=${words[c]}
144    local flagvalue
145    # if the word contained an =
146    if [[ ${words[c]} == *"="* ]]; then
147        flagvalue=${flagname#*=} # take in as flagvalue after the =
148        flagname=${flagname%=*} # strip everything after the =
149        flagname="${flagname}=" # but put the = back
150    fi
151    __git-bug_debug "${FUNCNAME[0]}: looking for ${flagname}"
152    if __git-bug_contains_word "${flagname}" "${must_have_one_flag[@]}"; then
153        must_have_one_flag=()
154    fi
155
156    # if you set a flag which only applies to this command, don't show subcommands
157    if __git-bug_contains_word "${flagname}" "${local_nonpersistent_flags[@]}"; then
158      commands=()
159    fi
160
161    # keep flag value with flagname as flaghash
162    # flaghash variable is an associative array which is only supported in bash > 3.
163    if [[ -z "${BASH_VERSION}" || "${BASH_VERSINFO[0]}" -gt 3 ]]; then
164        if [ -n "${flagvalue}" ] ; then
165            flaghash[${flagname}]=${flagvalue}
166        elif [ -n "${words[ $((c+1)) ]}" ] ; then
167            flaghash[${flagname}]=${words[ $((c+1)) ]}
168        else
169            flaghash[${flagname}]="true" # pad "true" for bool flag
170        fi
171    fi
172
173    # skip the argument to a two word flag
174    if __git-bug_contains_word "${words[c]}" "${two_word_flags[@]}"; then
175        c=$((c+1))
176        # if we are looking for a flags value, don't show commands
177        if [[ $c -eq $cword ]]; then
178            commands=()
179        fi
180    fi
181
182    c=$((c+1))
183
184}
185
186__git-bug_handle_noun()
187{
188    __git-bug_debug "${FUNCNAME[0]}: c is $c words[c] is ${words[c]}"
189
190    if __git-bug_contains_word "${words[c]}" "${must_have_one_noun[@]}"; then
191        must_have_one_noun=()
192    elif __git-bug_contains_word "${words[c]}" "${noun_aliases[@]}"; then
193        must_have_one_noun=()
194    fi
195
196    nouns+=("${words[c]}")
197    c=$((c+1))
198}
199
200__git-bug_handle_command()
201{
202    __git-bug_debug "${FUNCNAME[0]}: c is $c words[c] is ${words[c]}"
203
204    local next_command
205    if [[ -n ${last_command} ]]; then
206        next_command="_${last_command}_${words[c]//:/__}"
207    else
208        if [[ $c -eq 0 ]]; then
209            next_command="_git-bug_root_command"
210        else
211            next_command="_${words[c]//:/__}"
212        fi
213    fi
214    c=$((c+1))
215    __git-bug_debug "${FUNCNAME[0]}: looking for ${next_command}"
216    declare -F "$next_command" >/dev/null && $next_command
217}
218
219__git-bug_handle_word()
220{
221    if [[ $c -ge $cword ]]; then
222        __git-bug_handle_reply
223        return
224    fi
225    __git-bug_debug "${FUNCNAME[0]}: c is $c words[c] is ${words[c]}"
226    if [[ "${words[c]}" == -* ]]; then
227        __git-bug_handle_flag
228    elif __git-bug_contains_word "${words[c]}" "${commands[@]}"; then
229        __git-bug_handle_command
230    elif [[ $c -eq 0 ]]; then
231        __git-bug_handle_command
232    elif __git-bug_contains_word "${words[c]}" "${command_aliases[@]}"; then
233        # aliashash variable is an associative array which is only supported in bash > 3.
234        if [[ -z "${BASH_VERSION}" || "${BASH_VERSINFO[0]}" -gt 3 ]]; then
235            words[c]=${aliashash[${words[c]}]}
236            __git-bug_handle_command
237        else
238            __git-bug_handle_noun
239        fi
240    else
241        __git-bug_handle_noun
242    fi
243    __git-bug_handle_word
244}
245
246
247_git_bug() {
248    __start_git-bug "$@"
249}
250
251_git-bug_close()
252{
253    last_command="git-bug_close"
254
255    command_aliases=()
256
257    commands=()
258
259    flags=()
260    two_word_flags=()
261    local_nonpersistent_flags=()
262    flags_with_completion=()
263    flags_completion=()
264
265
266    must_have_one_flag=()
267    must_have_one_noun=()
268    noun_aliases=()
269}
270
271_git-bug_commands()
272{
273    last_command="git-bug_commands"
274
275    command_aliases=()
276
277    commands=()
278
279    flags=()
280    two_word_flags=()
281    local_nonpersistent_flags=()
282    flags_with_completion=()
283    flags_completion=()
284
285    flags+=("--pretty")
286    flags+=("-p")
287    local_nonpersistent_flags+=("--pretty")
288
289    must_have_one_flag=()
290    must_have_one_noun=()
291    noun_aliases=()
292}
293
294_git-bug_comment()
295{
296    last_command="git-bug_comment"
297
298    command_aliases=()
299
300    commands=()
301
302    flags=()
303    two_word_flags=()
304    local_nonpersistent_flags=()
305    flags_with_completion=()
306    flags_completion=()
307
308    flags+=("--file=")
309    two_word_flags+=("-F")
310    local_nonpersistent_flags+=("--file=")
311    flags+=("--message=")
312    two_word_flags+=("-m")
313    local_nonpersistent_flags+=("--message=")
314
315    must_have_one_flag=()
316    must_have_one_noun=()
317    noun_aliases=()
318}
319
320_git-bug_label()
321{
322    last_command="git-bug_label"
323
324    command_aliases=()
325
326    commands=()
327
328    flags=()
329    two_word_flags=()
330    local_nonpersistent_flags=()
331    flags_with_completion=()
332    flags_completion=()
333
334    flags+=("--remove")
335    flags+=("-r")
336    local_nonpersistent_flags+=("--remove")
337
338    must_have_one_flag=()
339    must_have_one_noun=()
340    noun_aliases=()
341}
342
343_git-bug_ls()
344{
345    last_command="git-bug_ls"
346
347    command_aliases=()
348
349    commands=()
350
351    flags=()
352    two_word_flags=()
353    local_nonpersistent_flags=()
354    flags_with_completion=()
355    flags_completion=()
356
357
358    must_have_one_flag=()
359    must_have_one_noun=()
360    noun_aliases=()
361}
362
363_git-bug_new()
364{
365    last_command="git-bug_new"
366
367    command_aliases=()
368
369    commands=()
370
371    flags=()
372    two_word_flags=()
373    local_nonpersistent_flags=()
374    flags_with_completion=()
375    flags_completion=()
376
377    flags+=("--file=")
378    two_word_flags+=("-F")
379    local_nonpersistent_flags+=("--file=")
380    flags+=("--message=")
381    two_word_flags+=("-m")
382    local_nonpersistent_flags+=("--message=")
383    flags+=("--title=")
384    two_word_flags+=("-t")
385    local_nonpersistent_flags+=("--title=")
386
387    must_have_one_flag=()
388    must_have_one_noun=()
389    noun_aliases=()
390}
391
392_git-bug_open()
393{
394    last_command="git-bug_open"
395
396    command_aliases=()
397
398    commands=()
399
400    flags=()
401    two_word_flags=()
402    local_nonpersistent_flags=()
403    flags_with_completion=()
404    flags_completion=()
405
406
407    must_have_one_flag=()
408    must_have_one_noun=()
409    noun_aliases=()
410}
411
412_git-bug_pull()
413{
414    last_command="git-bug_pull"
415
416    command_aliases=()
417
418    commands=()
419
420    flags=()
421    two_word_flags=()
422    local_nonpersistent_flags=()
423    flags_with_completion=()
424    flags_completion=()
425
426
427    must_have_one_flag=()
428    must_have_one_noun=()
429    noun_aliases=()
430}
431
432_git-bug_push()
433{
434    last_command="git-bug_push"
435
436    command_aliases=()
437
438    commands=()
439
440    flags=()
441    two_word_flags=()
442    local_nonpersistent_flags=()
443    flags_with_completion=()
444    flags_completion=()
445
446
447    must_have_one_flag=()
448    must_have_one_noun=()
449    noun_aliases=()
450}
451
452_git-bug_show()
453{
454    last_command="git-bug_show"
455
456    command_aliases=()
457
458    commands=()
459
460    flags=()
461    two_word_flags=()
462    local_nonpersistent_flags=()
463    flags_with_completion=()
464    flags_completion=()
465
466
467    must_have_one_flag=()
468    must_have_one_noun=()
469    noun_aliases=()
470}
471
472_git-bug_termui()
473{
474    last_command="git-bug_termui"
475
476    command_aliases=()
477
478    commands=()
479
480    flags=()
481    two_word_flags=()
482    local_nonpersistent_flags=()
483    flags_with_completion=()
484    flags_completion=()
485
486
487    must_have_one_flag=()
488    must_have_one_noun=()
489    noun_aliases=()
490}
491
492_git-bug_webui()
493{
494    last_command="git-bug_webui"
495
496    command_aliases=()
497
498    commands=()
499
500    flags=()
501    two_word_flags=()
502    local_nonpersistent_flags=()
503    flags_with_completion=()
504    flags_completion=()
505
506    flags+=("--port=")
507    two_word_flags+=("-p")
508    local_nonpersistent_flags+=("--port=")
509
510    must_have_one_flag=()
511    must_have_one_noun=()
512    noun_aliases=()
513}
514
515_git-bug_root_command()
516{
517    last_command="git-bug"
518
519    command_aliases=()
520
521    commands=()
522    commands+=("close")
523    commands+=("commands")
524    commands+=("comment")
525    commands+=("label")
526    commands+=("ls")
527    commands+=("new")
528    commands+=("open")
529    commands+=("pull")
530    commands+=("push")
531    commands+=("show")
532    commands+=("termui")
533    commands+=("webui")
534
535    flags=()
536    two_word_flags=()
537    local_nonpersistent_flags=()
538    flags_with_completion=()
539    flags_completion=()
540
541
542    must_have_one_flag=()
543    must_have_one_noun=()
544    noun_aliases=()
545}
546
547__start_git-bug()
548{
549    local cur prev words cword
550    declare -A flaghash 2>/dev/null || :
551    declare -A aliashash 2>/dev/null || :
552    if declare -F _init_completion >/dev/null 2>&1; then
553        _init_completion -s || return
554    else
555        __git-bug_init_completion -n "=" || return
556    fi
557
558    local c=0
559    local flags=()
560    local two_word_flags=()
561    local local_nonpersistent_flags=()
562    local flags_with_completion=()
563    local flags_completion=()
564    local commands=("git-bug")
565    local must_have_one_flag=()
566    local must_have_one_noun=()
567    local last_command
568    local nouns=()
569
570    __git-bug_handle_word
571}
572
573if [[ $(type -t compopt) = "builtin" ]]; then
574    complete -o default -F __start_git-bug git-bug
575else
576    complete -o default -o nospace -F __start_git-bug git-bug
577fi
578
579# ex: ts=4 sw=4 et filetype=sh