forked from nvm-sh/nvm
-
Notifications
You must be signed in to change notification settings - Fork 0
/
nvm.sh
4115 lines (3769 loc) · 129 KB
/
nvm.sh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# Node Version Manager
# Implemented as a POSIX-compliant function
# Should work on sh, dash, bash, ksh, zsh
# To use source this file from your bash profile
#
# Implemented by Tim Caswell <tim@creationix.com>
# with much bash help from Matthew Ranney
# "local" warning, quote expansion warning
# shellcheck disable=SC2039,SC2016,SC2001
{ # this ensures the entire script is downloaded #
NVM_SCRIPT_SOURCE="$_"
nvm_is_zsh() {
[ -n "${ZSH_VERSION-}" ]
}
nvm_stdout_is_terminal() {
[ -t 1 ]
}
nvm_echo() {
command printf %s\\n "$*" 2>/dev/null
}
nvm_echo_with_colors() {
command printf %b\\n "$*" 2>/dev/null
}
nvm_cd() {
\cd "$@"
}
nvm_err() {
>&2 nvm_echo "$@"
}
nvm_err_with_colors() {
>&2 nvm_echo_with_colors "$@"
}
nvm_grep() {
GREP_OPTIONS='' command grep "$@"
}
nvm_has() {
type "${1-}" >/dev/null 2>&1
}
nvm_has_non_aliased() {
nvm_has "${1-}" && ! nvm_is_alias "${1-}"
}
nvm_is_alias() {
# this is intentionally not "command alias" so it works in zsh.
\alias "${1-}" >/dev/null 2>&1
}
nvm_command_info() {
local COMMAND
local INFO
COMMAND="${1}"
if type "${COMMAND}" | nvm_grep -q hashed; then
INFO="$(type "${COMMAND}" | command sed -E 's/\(|\)//g' | command awk '{print $4}')"
elif type "${COMMAND}" | nvm_grep -q aliased; then
# shellcheck disable=SC2230
INFO="$(which "${COMMAND}") ($(type "${COMMAND}" | command awk '{ $1=$2=$3=$4="" ;print }' | command sed -e 's/^\ *//g' -Ee "s/\`|'//g"))"
elif type "${COMMAND}" | nvm_grep -q "^${COMMAND} is an alias for"; then
# shellcheck disable=SC2230
INFO="$(which "${COMMAND}") ($(type "${COMMAND}" | command awk '{ $1=$2=$3=$4=$5="" ;print }' | command sed 's/^\ *//g'))"
elif type "${COMMAND}" | nvm_grep -q "^${COMMAND} is \\/"; then
INFO="$(type "${COMMAND}" | command awk '{print $3}')"
else
INFO="$(type "${COMMAND}")"
fi
nvm_echo "${INFO}"
}
nvm_has_colors() {
local NVM_NUM_COLORS
if nvm_has tput; then
NVM_NUM_COLORS="$(tput -T "${TERM:-vt100}" colors)"
fi
[ "${NVM_NUM_COLORS:--1}" -ge 8 ]
}
nvm_curl_libz_support() {
curl -V 2>/dev/null | nvm_grep "^Features:" | nvm_grep -q "libz"
}
nvm_curl_use_compression() {
nvm_curl_libz_support && nvm_version_greater_than_or_equal_to "$(nvm_curl_version)" 7.21.0
}
nvm_get_latest() {
local NVM_LATEST_URL
local CURL_COMPRESSED_FLAG
if nvm_has "curl"; then
if nvm_curl_use_compression; then
CURL_COMPRESSED_FLAG="--compressed"
fi
NVM_LATEST_URL="$(curl ${CURL_COMPRESSED_FLAG:-} -q -w "%{url_effective}\\n" -L -s -S http://latest.nvm.sh -o /dev/null)"
elif nvm_has "wget"; then
NVM_LATEST_URL="$(wget -q http://latest.nvm.sh --server-response -O /dev/null 2>&1 | command awk '/^ Location: /{DEST=$2} END{ print DEST }')"
else
nvm_err 'nvm needs curl or wget to proceed.'
return 1
fi
if [ -z "${NVM_LATEST_URL}" ]; then
nvm_err "http://latest.nvm.sh did not redirect to the latest release on GitHub"
return 2
fi
nvm_echo "${NVM_LATEST_URL##*/}"
}
nvm_download() {
local CURL_COMPRESSED_FLAG
if nvm_has "curl"; then
if nvm_curl_use_compression; then
CURL_COMPRESSED_FLAG="--compressed"
fi
curl --fail ${CURL_COMPRESSED_FLAG:-} -q "$@"
elif nvm_has "wget"; then
# Emulate curl with wget
ARGS=$(nvm_echo "$@" | command sed -e 's/--progress-bar /--progress=bar /' \
-e 's/--compressed //' \
-e 's/--fail //' \
-e 's/-L //' \
-e 's/-I /--server-response /' \
-e 's/-s /-q /' \
-e 's/-sS /-nv /' \
-e 's/-o /-O /' \
-e 's/-C - /-c /')
# shellcheck disable=SC2086
eval wget $ARGS
fi
}
nvm_has_system_node() {
[ "$(nvm deactivate >/dev/null 2>&1 && command -v node)" != '' ]
}
nvm_has_system_iojs() {
[ "$(nvm deactivate >/dev/null 2>&1 && command -v iojs)" != '' ]
}
nvm_is_version_installed() {
[ -n "${1-}" ] && [ -x "$(nvm_version_path "$1" 2>/dev/null)"/bin/node ]
}
nvm_print_npm_version() {
if nvm_has "npm"; then
command printf " (npm v$(npm --version 2>/dev/null))"
fi
}
nvm_install_latest_npm() {
nvm_echo 'Attempting to upgrade to the latest working version of npm...'
local NODE_VERSION
NODE_VERSION="$(nvm_strip_iojs_prefix "$(nvm_ls_current)")"
if [ "${NODE_VERSION}" = 'system' ]; then
NODE_VERSION="$(node --version)"
elif [ "${NODE_VERSION}" = 'none' ]; then
nvm_echo "Detected node version ${NODE_VERSION}, npm version v${NPM_VERSION}"
NODE_VERSION=''
fi
if [ -z "${NODE_VERSION}" ]; then
nvm_err 'Unable to obtain node version.'
return 1
fi
local NPM_VERSION
NPM_VERSION="$(npm --version 2>/dev/null)"
if [ -z "${NPM_VERSION}" ]; then
nvm_err 'Unable to obtain npm version.'
return 2
fi
local NVM_NPM_CMD
NVM_NPM_CMD='npm'
if [ "${NVM_DEBUG-}" = 1 ]; then
nvm_echo "Detected node version ${NODE_VERSION}, npm version v${NPM_VERSION}"
NVM_NPM_CMD='nvm_echo npm'
fi
local NVM_IS_0_6
NVM_IS_0_6=0
if nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 0.6.0 && nvm_version_greater 0.7.0 "${NODE_VERSION}"; then
NVM_IS_0_6=1
fi
local NVM_IS_0_9
NVM_IS_0_9=0
if nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 0.9.0 && nvm_version_greater 0.10.0 "${NODE_VERSION}"; then
NVM_IS_0_9=1
fi
if [ $NVM_IS_0_6 -eq 1 ]; then
nvm_echo '* `node` v0.6.x can only upgrade to `npm` v1.3.x'
$NVM_NPM_CMD install -g npm@1.3
elif [ $NVM_IS_0_9 -eq 0 ]; then
# node 0.9 breaks here, for some reason
if nvm_version_greater_than_or_equal_to "${NPM_VERSION}" 1.0.0 && nvm_version_greater 2.0.0 "${NPM_VERSION}"; then
nvm_echo '* `npm` v1.x needs to first jump to `npm` v1.4.28 to be able to upgrade further'
$NVM_NPM_CMD install -g npm@1.4.28
elif nvm_version_greater_than_or_equal_to "${NPM_VERSION}" 2.0.0 && nvm_version_greater 3.0.0 "${NPM_VERSION}"; then
nvm_echo '* `npm` v2.x needs to first jump to the latest v2 to be able to upgrade further'
$NVM_NPM_CMD install -g npm@2
fi
fi
if [ $NVM_IS_0_9 -eq 1 ] || [ $NVM_IS_0_6 -eq 1 ]; then
nvm_echo '* node v0.6 and v0.9 are unable to upgrade further'
elif nvm_version_greater 1.1.0 "${NODE_VERSION}"; then
nvm_echo '* `npm` v4.5.x is the last version that works on `node` versions < v1.1.0'
$NVM_NPM_CMD install -g npm@4.5
elif nvm_version_greater 4.0.0 "${NODE_VERSION}"; then
nvm_echo '* `npm` v5 and higher do not work on `node` versions below v4.0.0'
$NVM_NPM_CMD install -g npm@4
elif [ $NVM_IS_0_9 -eq 0 ] && [ $NVM_IS_0_6 -eq 0 ]; then
local NVM_IS_4_4_OR_BELOW
NVM_IS_4_4_OR_BELOW=0
if nvm_version_greater 4.5.0 "${NODE_VERSION}"; then
NVM_IS_4_4_OR_BELOW=1
fi
local NVM_IS_5_OR_ABOVE
NVM_IS_5_OR_ABOVE=0
if [ $NVM_IS_4_4_OR_BELOW -eq 0 ] && nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 5.0.0; then
NVM_IS_5_OR_ABOVE=1
fi
local NVM_IS_6_OR_ABOVE
NVM_IS_6_OR_ABOVE=0
local NVM_IS_6_2_OR_ABOVE
NVM_IS_6_2_OR_ABOVE=0
if [ $NVM_IS_5_OR_ABOVE -eq 1 ] && nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 6.0.0; then
NVM_IS_6_OR_ABOVE=1
if nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 6.2.0; then
NVM_IS_6_2_OR_ABOVE=1
fi
fi
local NVM_IS_9_OR_ABOVE
NVM_IS_9_OR_ABOVE=0
local NVM_IS_9_3_OR_ABOVE
NVM_IS_9_3_OR_ABOVE=0
if [ $NVM_IS_6_2_OR_ABOVE -eq 1 ] && nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 9.0.0; then
NVM_IS_9_OR_ABOVE=1
if nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 9.3.0; then
NVM_IS_9_3_OR_ABOVE=1
fi
fi
local NVM_IS_10_OR_ABOVE
NVM_IS_10_OR_ABOVE=0
if [ $NVM_IS_9_3_OR_ABOVE -eq 1 ] && nvm_version_greater_than_or_equal_to "${NODE_VERSION}" 10.0.0; then
NVM_IS_10_OR_ABOVE=1
fi
if [ $NVM_IS_4_4_OR_BELOW -eq 1 ] || {
[ $NVM_IS_5_OR_ABOVE -eq 1 ] && nvm_version_greater 5.10.0 "${NODE_VERSION}"; \
}; then
nvm_echo '* `npm` `v5.3.x` is the last version that works on `node` 4.x versions below v4.4, or 5.x versions below v5.10, due to `Buffer.alloc`'
$NVM_NPM_CMD install -g npm@5.3
elif [ $NVM_IS_4_4_OR_BELOW -eq 0 ] && nvm_version_greater 4.7.0 "${NODE_VERSION}"; then
nvm_echo '* `npm` `v5.4.1` is the last version that works on `node` `v4.5` and `v4.6`'
$NVM_NPM_CMD install -g npm@5.4.1
elif [ $NVM_IS_6_OR_ABOVE -eq 0 ]; then
nvm_echo '* `npm` `v5.x` is the last version that works on `node` below `v6.0.0`'
$NVM_NPM_CMD install -g npm@5
elif \
{ [ $NVM_IS_6_OR_ABOVE -eq 1 ] && [ $NVM_IS_6_2_OR_ABOVE -eq 0 ]; } \
|| { [ $NVM_IS_9_OR_ABOVE -eq 1 ] && [ $NVM_IS_9_3_OR_ABOVE -eq 0 ]; } \
; then
nvm_echo '* `npm` `v6.9` is the last version that works on `node` `v6.0.x`, `v6.1.x`, `v9.0.x`, `v9.1.x`, or `v9.2.x`'
$NVM_NPM_CMD install -g npm@6.9
elif [ $NVM_IS_10_OR_ABOVE -eq 0 ]; then
nvm_echo '* `npm` `v6.x` is the last version that works on `node` below `v10.0.0`'
$NVM_NPM_CMD install -g npm@6
else
nvm_echo '* Installing latest `npm`; if this does not work on your node version, please report a bug!'
$NVM_NPM_CMD install -g npm
fi
fi
nvm_echo "* npm upgraded to: v$(npm --version 2>/dev/null)"
}
# Make zsh glob matching behave same as bash
# This fixes the "zsh: no matches found" errors
if [ -z "${NVM_CD_FLAGS-}" ]; then
export NVM_CD_FLAGS=''
fi
if nvm_is_zsh; then
NVM_CD_FLAGS="-q"
fi
# Auto detect the NVM_DIR when not set
if [ -z "${NVM_DIR-}" ]; then
# shellcheck disable=SC2128
if [ -n "${BASH_SOURCE-}" ]; then
# shellcheck disable=SC2169
NVM_SCRIPT_SOURCE="${BASH_SOURCE[0]}"
fi
NVM_DIR="$(nvm_cd ${NVM_CD_FLAGS} "$(dirname "${NVM_SCRIPT_SOURCE:-$0}")" >/dev/null && \pwd)"
export NVM_DIR
else
# https://unix.stackexchange.com/a/198289
case $NVM_DIR in
*[!/]*/)
NVM_DIR="${NVM_DIR%"${NVM_DIR##*[!/]}"}"
export NVM_DIR
nvm_err "Warning: \$NVM_DIR should not have trailing slashes"
;;
esac
fi
unset NVM_SCRIPT_SOURCE 2>/dev/null
nvm_tree_contains_path() {
local tree
tree="${1-}"
local node_path
node_path="${2-}"
if [ "@${tree}@" = "@@" ] || [ "@${node_path}@" = "@@" ]; then
nvm_err "both the tree and the node path are required"
return 2
fi
local pathdir
pathdir=$(dirname "${node_path}")
while [ "${pathdir}" != "" ] && [ "${pathdir}" != "." ] && [ "${pathdir}" != "/" ] && [ "${pathdir}" != "${tree}" ]; do
pathdir=$(dirname "${pathdir}")
done
[ "${pathdir}" = "${tree}" ]
}
nvm_find_project_dir() {
local path_
path_="${PWD}"
while [ "${path_}" != "" ] && [ ! -f "${path_}/package.json" ] && [ ! -d "${path_}/node_modules" ]; do
path_=${path_%/*}
done
nvm_echo "${path_}"
}
# Traverse up in directory tree to find containing folder
nvm_find_up() {
local path_
path_="${PWD}"
while [ "${path_}" != "" ] && [ ! -f "${path_}/${1-}" ]; do
path_=${path_%/*}
done
nvm_echo "${path_}"
}
nvm_find_nvmrc() {
local dir
dir="$(nvm_find_up '.nvmrc')"
if [ -e "${dir}/.nvmrc" ]; then
nvm_echo "${dir}/.nvmrc"
fi
}
# Obtain nvm version from rc file
nvm_rc_version() {
export NVM_RC_VERSION=''
local NVMRC_PATH
NVMRC_PATH="$(nvm_find_nvmrc)"
if [ ! -e "${NVMRC_PATH}" ]; then
if [ "${NVM_SILENT:-0}" -ne 1 ]; then
nvm_err "No .nvmrc file found"
fi
return 1
fi
NVM_RC_VERSION="$(command head -n 1 "${NVMRC_PATH}" | command tr -d '\r')" || command printf ''
if [ -z "${NVM_RC_VERSION}" ]; then
if [ "${NVM_SILENT:-0}" -ne 1 ]; then
nvm_err "Warning: empty .nvmrc file found at \"${NVMRC_PATH}\""
fi
return 2
fi
if [ "${NVM_SILENT:-0}" -ne 1 ]; then
nvm_echo "Found '${NVMRC_PATH}' with version <${NVM_RC_VERSION}>"
fi
}
nvm_clang_version() {
clang --version | command awk '{ if ($2 == "version") print $3; else if ($3 == "version") print $4 }' | command sed 's/-.*$//g'
}
nvm_curl_version() {
curl -V | command awk '{ if ($1 == "curl") print $2 }' | command sed 's/-.*$//g'
}
nvm_version_greater() {
command awk 'BEGIN {
if (ARGV[1] == "" || ARGV[2] == "") exit(1)
split(ARGV[1], a, /\./);
split(ARGV[2], b, /\./);
for (i=1; i<=3; i++) {
if (a[i] && a[i] !~ /^[0-9]+$/) exit(2);
if (b[i] && b[i] !~ /^[0-9]+$/) { exit(0); }
if (a[i] < b[i]) exit(3);
else if (a[i] > b[i]) exit(0);
}
exit(4)
}' "${1#v}" "${2#v}"
}
nvm_version_greater_than_or_equal_to() {
command awk 'BEGIN {
if (ARGV[1] == "" || ARGV[2] == "") exit(1)
split(ARGV[1], a, /\./);
split(ARGV[2], b, /\./);
for (i=1; i<=3; i++) {
if (a[i] && a[i] !~ /^[0-9]+$/) exit(2);
if (a[i] < b[i]) exit(3);
else if (a[i] > b[i]) exit(0);
}
exit(0)
}' "${1#v}" "${2#v}"
}
nvm_version_dir() {
local NVM_WHICH_DIR
NVM_WHICH_DIR="${1-}"
if [ -z "${NVM_WHICH_DIR}" ] || [ "${NVM_WHICH_DIR}" = "new" ]; then
nvm_echo "${NVM_DIR}/versions/node"
elif [ "_${NVM_WHICH_DIR}" = "_iojs" ]; then
nvm_echo "${NVM_DIR}/versions/io.js"
elif [ "_${NVM_WHICH_DIR}" = "_old" ]; then
nvm_echo "${NVM_DIR}"
else
nvm_err 'unknown version dir'
return 3
fi
}
nvm_alias_path() {
nvm_echo "$(nvm_version_dir old)/alias"
}
nvm_version_path() {
local VERSION
VERSION="${1-}"
if [ -z "${VERSION}" ]; then
nvm_err 'version is required'
return 3
elif nvm_is_iojs_version "${VERSION}"; then
nvm_echo "$(nvm_version_dir iojs)/$(nvm_strip_iojs_prefix "${VERSION}")"
elif nvm_version_greater 0.12.0 "${VERSION}"; then
nvm_echo "$(nvm_version_dir old)/${VERSION}"
else
nvm_echo "$(nvm_version_dir new)/${VERSION}"
fi
}
nvm_ensure_version_installed() {
local PROVIDED_VERSION
PROVIDED_VERSION="${1-}"
if [ "${PROVIDED_VERSION}" = 'system' ]; then
if nvm_has_system_iojs || nvm_has_system_node; then
return 0
fi
nvm_err "N/A: no system version of node/io.js is installed."
return 1
fi
local LOCAL_VERSION
local EXIT_CODE
LOCAL_VERSION="$(nvm_version "${PROVIDED_VERSION}")"
EXIT_CODE="$?"
local NVM_VERSION_DIR
if [ "${EXIT_CODE}" != "0" ] || ! nvm_is_version_installed "${LOCAL_VERSION}"; then
if VERSION="$(nvm_resolve_alias "${PROVIDED_VERSION}")"; then
nvm_err "N/A: version \"${PROVIDED_VERSION} -> ${VERSION}\" is not yet installed."
else
local PREFIXED_VERSION
PREFIXED_VERSION="$(nvm_ensure_version_prefix "${PROVIDED_VERSION}")"
nvm_err "N/A: version \"${PREFIXED_VERSION:-$PROVIDED_VERSION}\" is not yet installed."
fi
nvm_err ""
nvm_err "You need to run \"nvm install ${PROVIDED_VERSION}\" to install it before using it."
return 1
fi
}
# Expand a version using the version cache
nvm_version() {
local PATTERN
PATTERN="${1-}"
local VERSION
# The default version is the current one
if [ -z "${PATTERN}" ]; then
PATTERN='current'
fi
if [ "${PATTERN}" = "current" ]; then
nvm_ls_current
return $?
fi
local NVM_NODE_PREFIX
NVM_NODE_PREFIX="$(nvm_node_prefix)"
case "_${PATTERN}" in
"_${NVM_NODE_PREFIX}" | "_${NVM_NODE_PREFIX}-")
PATTERN="stable"
;;
esac
VERSION="$(nvm_ls "${PATTERN}" | command tail -1)"
if [ -z "${VERSION}" ] || [ "_${VERSION}" = "_N/A" ]; then
nvm_echo "N/A"
return 3
fi
nvm_echo "${VERSION}"
}
nvm_remote_version() {
local PATTERN
PATTERN="${1-}"
local VERSION
if nvm_validate_implicit_alias "${PATTERN}" 2>/dev/null; then
case "${PATTERN}" in
"$(nvm_iojs_prefix)")
VERSION="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote_iojs | command tail -1)" &&:
;;
*)
VERSION="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "${PATTERN}")" &&:
;;
esac
else
VERSION="$(NVM_LTS="${NVM_LTS-}" nvm_remote_versions "${PATTERN}" | command tail -1)"
fi
if [ -n "${NVM_VERSION_ONLY-}" ]; then
command awk 'BEGIN {
n = split(ARGV[1], a);
print a[1]
}' "${VERSION}"
else
nvm_echo "${VERSION}"
fi
if [ "${VERSION}" = 'N/A' ]; then
return 3
fi
}
nvm_remote_versions() {
local NVM_IOJS_PREFIX
NVM_IOJS_PREFIX="$(nvm_iojs_prefix)"
local NVM_NODE_PREFIX
NVM_NODE_PREFIX="$(nvm_node_prefix)"
local PATTERN
PATTERN="${1-}"
local NVM_FLAVOR
if [ -n "${NVM_LTS-}" ]; then
NVM_FLAVOR="${NVM_NODE_PREFIX}"
fi
case "${PATTERN}" in
"${NVM_IOJS_PREFIX}" | "io.js")
NVM_FLAVOR="${NVM_IOJS_PREFIX}"
unset PATTERN
;;
"${NVM_NODE_PREFIX}")
NVM_FLAVOR="${NVM_NODE_PREFIX}"
unset PATTERN
;;
esac
if nvm_validate_implicit_alias "${PATTERN-}" 2>/dev/null; then
nvm_err 'Implicit aliases are not supported in nvm_remote_versions.'
return 1
fi
local NVM_LS_REMOTE_EXIT_CODE
NVM_LS_REMOTE_EXIT_CODE=0
local NVM_LS_REMOTE_PRE_MERGED_OUTPUT
NVM_LS_REMOTE_PRE_MERGED_OUTPUT=''
local NVM_LS_REMOTE_POST_MERGED_OUTPUT
NVM_LS_REMOTE_POST_MERGED_OUTPUT=''
if [ -z "${NVM_FLAVOR-}" ] || [ "${NVM_FLAVOR-}" = "${NVM_NODE_PREFIX}" ]; then
local NVM_LS_REMOTE_OUTPUT
# extra space is needed here to avoid weird behavior when `nvm_ls_remote` ends in a `*`
NVM_LS_REMOTE_OUTPUT="$(NVM_LTS="${NVM_LTS-}" nvm_ls_remote "${PATTERN-}") " &&:
NVM_LS_REMOTE_EXIT_CODE=$?
# split output into two
NVM_LS_REMOTE_PRE_MERGED_OUTPUT="${NVM_LS_REMOTE_OUTPUT%%v4\.0\.0*}"
NVM_LS_REMOTE_POST_MERGED_OUTPUT="${NVM_LS_REMOTE_OUTPUT#$NVM_LS_REMOTE_PRE_MERGED_OUTPUT}"
fi
local NVM_LS_REMOTE_IOJS_EXIT_CODE
NVM_LS_REMOTE_IOJS_EXIT_CODE=0
local NVM_LS_REMOTE_IOJS_OUTPUT
NVM_LS_REMOTE_IOJS_OUTPUT=''
if [ -z "${NVM_LTS-}" ] && {
[ -z "${NVM_FLAVOR-}" ] || [ "${NVM_FLAVOR-}" = "${NVM_IOJS_PREFIX}" ];
}; then
NVM_LS_REMOTE_IOJS_OUTPUT=$(nvm_ls_remote_iojs "${PATTERN-}") &&:
NVM_LS_REMOTE_IOJS_EXIT_CODE=$?
fi
# the `sed` removes both blank lines, and only-whitespace lines (see "weird behavior" ~19 lines up)
VERSIONS="$(nvm_echo "${NVM_LS_REMOTE_PRE_MERGED_OUTPUT}
${NVM_LS_REMOTE_IOJS_OUTPUT}
${NVM_LS_REMOTE_POST_MERGED_OUTPUT}" | nvm_grep -v "N/A" | command sed '/^ *$/d')"
if [ -z "${VERSIONS}" ]; then
nvm_echo 'N/A'
return 3
fi
# the `sed` is to remove trailing whitespaces (see "weird behavior" ~25 lines up)
nvm_echo "${VERSIONS}" | command sed 's/ *$//g'
return $NVM_LS_REMOTE_EXIT_CODE || $NVM_LS_REMOTE_IOJS_EXIT_CODE
}
nvm_is_valid_version() {
if nvm_validate_implicit_alias "${1-}" 2>/dev/null; then
return 0
fi
case "${1-}" in
"$(nvm_iojs_prefix)" | \
"$(nvm_node_prefix)")
return 0
;;
*)
local VERSION
VERSION="$(nvm_strip_iojs_prefix "${1-}")"
nvm_version_greater_than_or_equal_to "${VERSION}" 0
;;
esac
}
nvm_normalize_version() {
command awk 'BEGIN {
split(ARGV[1], a, /\./);
printf "%d%06d%06d\n", a[1], a[2], a[3];
exit;
}' "${1#v}"
}
nvm_ensure_version_prefix() {
local NVM_VERSION
NVM_VERSION="$(nvm_strip_iojs_prefix "${1-}" | command sed -e 's/^\([0-9]\)/v\1/g')"
if nvm_is_iojs_version "${1-}"; then
nvm_add_iojs_prefix "${NVM_VERSION}"
else
nvm_echo "${NVM_VERSION}"
fi
}
nvm_format_version() {
local VERSION
VERSION="$(nvm_ensure_version_prefix "${1-}")"
local NUM_GROUPS
NUM_GROUPS="$(nvm_num_version_groups "${VERSION}")"
if [ "${NUM_GROUPS}" -lt 3 ]; then
nvm_format_version "${VERSION%.}.0"
else
nvm_echo "${VERSION}" | command cut -f1-3 -d.
fi
}
nvm_num_version_groups() {
local VERSION
VERSION="${1-}"
VERSION="${VERSION#v}"
VERSION="${VERSION%.}"
if [ -z "${VERSION}" ]; then
nvm_echo "0"
return
fi
local NVM_NUM_DOTS
NVM_NUM_DOTS=$(nvm_echo "${VERSION}" | command sed -e 's/[^\.]//g')
local NVM_NUM_GROUPS
NVM_NUM_GROUPS=".${NVM_NUM_DOTS}" # add extra dot, since it's (n - 1) dots at this point
nvm_echo "${#NVM_NUM_GROUPS}"
}
nvm_strip_path() {
if [ -z "${NVM_DIR-}" ]; then
nvm_err '${NVM_DIR} not set!'
return 1
fi
nvm_echo "${1-}" | command sed \
-e "s#${NVM_DIR}/[^/]*${2-}[^:]*:##g" \
-e "s#:${NVM_DIR}/[^/]*${2-}[^:]*##g" \
-e "s#${NVM_DIR}/[^/]*${2-}[^:]*##g" \
-e "s#${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*:##g" \
-e "s#:${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*##g" \
-e "s#${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*##g"
}
nvm_change_path() {
# if there’s no initial path, just return the supplementary path
if [ -z "${1-}" ]; then
nvm_echo "${3-}${2-}"
# if the initial path doesn’t contain an nvm path, prepend the supplementary
# path
elif ! nvm_echo "${1-}" | nvm_grep -q "${NVM_DIR}/[^/]*${2-}" \
&& ! nvm_echo "${1-}" | nvm_grep -q "${NVM_DIR}/versions/[^/]*/[^/]*${2-}"; then
nvm_echo "${3-}${2-}:${1-}"
# if the initial path contains BOTH an nvm path (checked for above) and
# that nvm path is preceded by a system binary path, just prepend the
# supplementary path instead of replacing it.
# https://github.com/nvm-sh/nvm/issues/1652#issuecomment-342571223
elif nvm_echo "${1-}" | nvm_grep -Eq "(^|:)(/usr(/local)?)?${2-}:.*${NVM_DIR}/[^/]*${2-}" \
|| nvm_echo "${1-}" | nvm_grep -Eq "(^|:)(/usr(/local)?)?${2-}:.*${NVM_DIR}/versions/[^/]*/[^/]*${2-}"; then
nvm_echo "${3-}${2-}:${1-}"
# use sed to replace the existing nvm path with the supplementary path. This
# preserves the order of the path.
else
nvm_echo "${1-}" | command sed \
-e "s#${NVM_DIR}/[^/]*${2-}[^:]*#${3-}${2-}#" \
-e "s#${NVM_DIR}/versions/[^/]*/[^/]*${2-}[^:]*#${3-}${2-}#"
fi
}
nvm_binary_available() {
# binaries started with node 0.8.6
nvm_version_greater_than_or_equal_to "$(nvm_strip_iojs_prefix "${1-}")" v0.8.6
}
nvm_set_colors() {
if [ "${#1}" -eq 5 ] && nvm_echo "$1" | nvm_grep -E "^[rRgGbBcCyYmMkKeW]{1,}$" 1>/dev/null; then
local INSTALLED_COLOR
local LTS_AND_SYSTEM_COLOR
local CURRENT_COLOR
local NOT_INSTALLED_COLOR
local DEFAULT_COLOR
INSTALLED_COLOR="$(echo "$1" | awk '{ print substr($0, 1, 1); }')"
LTS_AND_SYSTEM_COLOR="$(echo "$1" | awk '{ print substr($0, 2, 1); }')"
CURRENT_COLOR="$(echo "$1" | awk '{ print substr($0, 3, 1); }')"
NOT_INSTALLED_COLOR="$(echo "$1" | awk '{ print substr($0, 4, 1); }')"
DEFAULT_COLOR="$(echo "$1" | awk '{ print substr($0, 5, 1); }')"
if ! nvm_has_colors; then
nvm_echo "Setting colors to: ${INSTALLED_COLOR} ${LTS_AND_SYSTEM_COLOR} ${CURRENT_COLOR} ${NOT_INSTALLED_COLOR} ${DEFAULT_COLOR}"
nvm_echo "WARNING: Colors may not display because they are not supported in this shell."
else
nvm_echo_with_colors "Setting colors to: \033[$(nvm_print_color_code "${INSTALLED_COLOR}") ${INSTALLED_COLOR}\033[$(nvm_print_color_code "${LTS_AND_SYSTEM_COLOR}") ${LTS_AND_SYSTEM_COLOR}\033[$(nvm_print_color_code "${CURRENT_COLOR}") ${CURRENT_COLOR}\033[$(nvm_print_color_code "${NOT_INSTALLED_COLOR}") ${NOT_INSTALLED_COLOR}\033[$(nvm_print_color_code "${DEFAULT_COLOR}") ${DEFAULT_COLOR}\033[0m"
fi
export NVM_COLORS="$1"
else
return 17
fi
}
nvm_get_colors() {
local COLOR
local SYS_COLOR
if [ -n "${NVM_COLORS-}" ]; then
case $1 in
1) COLOR=$(nvm_print_color_code "$(echo "$NVM_COLORS" | awk '{ print substr($0, 1, 1); }')");;
2) COLOR=$(nvm_print_color_code "$(echo "$NVM_COLORS" | awk '{ print substr($0, 2, 1); }')");;
3) COLOR=$(nvm_print_color_code "$(echo "$NVM_COLORS" | awk '{ print substr($0, 3, 1); }')");;
4) COLOR=$(nvm_print_color_code "$(echo "$NVM_COLORS" | awk '{ print substr($0, 4, 1); }')");;
5) COLOR=$(nvm_print_color_code "$(echo "$NVM_COLORS" | awk '{ print substr($0, 5, 1); }')");;
6)
SYS_COLOR=$(nvm_print_color_code "$(echo "$NVM_COLORS" | awk '{ print substr($0, 2, 1); }')")
COLOR=$(nvm_echo "$SYS_COLOR" | command tr '0;' '1;')
;;
*)
nvm_err "Invalid color index, ${1-}"
return 1
;;
esac
else
case $1 in
1) COLOR='0;34m';;
2) COLOR='0;33m';;
3) COLOR='0;32m';;
4) COLOR='0;31m';;
5) COLOR='0;37m';;
6) COLOR='1;33m';;
*)
nvm_err "Invalid color index, ${1-}"
return 1
;;
esac
fi
echo "$COLOR"
}
nvm_print_color_code() {
case "${1-}" in
'r') nvm_echo '0;31m';;
'R') nvm_echo '1;31m';;
'g') nvm_echo '0;32m';;
'G') nvm_echo '1;32m';;
'b') nvm_echo '0;34m';;
'B') nvm_echo '1;34m';;
'c') nvm_echo '0;36m';;
'C') nvm_echo '1;36m';;
'm') nvm_echo '0;35m';;
'M') nvm_echo '1;35m';;
'y') nvm_echo '0;33m';;
'Y') nvm_echo '1;33m';;
'k') nvm_echo '0;30m';;
'K') nvm_echo '1;30m';;
'e') nvm_echo '0;37m';;
'W') nvm_echo '1;37m';;
*) nvm_err 'Invalid color code';
return 1
;;
esac
}
nvm_print_formatted_alias() {
local ALIAS
ALIAS="${1-}"
local DEST
DEST="${2-}"
local VERSION
VERSION="${3-}"
if [ -z "${VERSION}" ]; then
VERSION="$(nvm_version "${DEST}")" ||:
fi
local VERSION_FORMAT
local ALIAS_FORMAT
local DEST_FORMAT
local INSTALLED_COLOR
local SYSTEM_COLOR
local CURRENT_COLOR
local NOT_INSTALLED_COLOR
local DEFAULT_COLOR
local LTS_COLOR
INSTALLED_COLOR=$(nvm_get_colors 1)
SYSTEM_COLOR=$(nvm_get_colors 2)
CURRENT_COLOR=$(nvm_get_colors 3)
NOT_INSTALLED_COLOR=$(nvm_get_colors 4)
DEFAULT_COLOR=$(nvm_get_colors 5)
LTS_COLOR=$(nvm_get_colors 6)
ALIAS_FORMAT='%s'
DEST_FORMAT='%s'
VERSION_FORMAT='%s'
local NEWLINE
NEWLINE='\n'
if [ "_${DEFAULT}" = '_true' ]; then
NEWLINE=' (default)\n'
fi
local ARROW
ARROW='->'
if [ -z "${NVM_NO_COLORS}" ] && nvm_has_colors; then
ARROW='\033[0;90m->\033[0m'
if [ "_${DEFAULT}" = '_true' ]; then
NEWLINE=" \033[${DEFAULT_COLOR}(default)\033[0m\n"
fi
if [ "_${VERSION}" = "_${NVM_CURRENT-}" ]; then
ALIAS_FORMAT="\033[${CURRENT_COLOR}%s\033[0m"
DEST_FORMAT="\033[${CURRENT_COLOR}%s\033[0m"
VERSION_FORMAT="\033[${CURRENT_COLOR}%s\033[0m"
elif nvm_is_version_installed "${VERSION}"; then
ALIAS_FORMAT="\033[${INSTALLED_COLOR}%s\033[0m"
DEST_FORMAT="\033[${INSTALLED_COLOR}%s\033[0m"
VERSION_FORMAT="\033[${INSTALLED_COLOR}%s\033[0m"
elif [ "${VERSION}" = '∞' ] || [ "${VERSION}" = 'N/A' ]; then
ALIAS_FORMAT="\033[${NOT_INSTALLED_COLOR}%s\033[0m"
DEST_FORMAT="\033[${NOT_INSTALLED_COLOR}%s\033[0m"
VERSION_FORMAT="\033[${NOT_INSTALLED_COLOR}%s\033[0m"
fi
if [ "_${NVM_LTS-}" = '_true' ]; then
ALIAS_FORMAT="\033[${LTS_COLOR}%s\033[0m"
fi
if [ "_${DEST%/*}" = "_lts" ]; then
DEST_FORMAT="\033[${LTS_COLOR}%s\033[0m"
fi
elif [ "_${VERSION}" != '_∞' ] && [ "_${VERSION}" != '_N/A' ]; then
VERSION_FORMAT='%s *'
fi
if [ "${DEST}" = "${VERSION}" ]; then
command printf -- "${ALIAS_FORMAT} ${ARROW} ${VERSION_FORMAT}${NEWLINE}" "${ALIAS}" "${DEST}"
else
command printf -- "${ALIAS_FORMAT} ${ARROW} ${DEST_FORMAT} (${ARROW} ${VERSION_FORMAT})${NEWLINE}" "${ALIAS}" "${DEST}" "${VERSION}"
fi
}
nvm_print_alias_path() {
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="${1-}"
if [ -z "${NVM_ALIAS_DIR}" ]; then
nvm_err 'An alias dir is required.'
return 1
fi
local ALIAS_PATH
ALIAS_PATH="${2-}"
if [ -z "${ALIAS_PATH}" ]; then
nvm_err 'An alias path is required.'
return 2
fi
local ALIAS
ALIAS="${ALIAS_PATH##${NVM_ALIAS_DIR}\/}"
local DEST
DEST="$(nvm_alias "${ALIAS}" 2>/dev/null)" ||:
if [ -n "${DEST}" ]; then
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_LTS="${NVM_LTS-}" DEFAULT=false nvm_print_formatted_alias "${ALIAS}" "${DEST}"
fi
}
nvm_print_default_alias() {
local ALIAS
ALIAS="${1-}"
if [ -z "${ALIAS}" ]; then
nvm_err 'A default alias is required.'
return 1
fi
local DEST
DEST="$(nvm_print_implicit_alias local "${ALIAS}")"
if [ -n "${DEST}" ]; then
NVM_NO_COLORS="${NVM_NO_COLORS-}" DEFAULT=true nvm_print_formatted_alias "${ALIAS}" "${DEST}"
fi
}
nvm_make_alias() {
local ALIAS
ALIAS="${1-}"
if [ -z "${ALIAS}" ]; then
nvm_err "an alias name is required"
return 1
fi
local VERSION
VERSION="${2-}"
if [ -z "${VERSION}" ]; then
nvm_err "an alias target version is required"
return 2
fi
nvm_echo "${VERSION}" | tee "$(nvm_alias_path)/${ALIAS}" >/dev/null
}
nvm_list_aliases() {
local ALIAS
ALIAS="${1-}"
local NVM_CURRENT
NVM_CURRENT="$(nvm_ls_current)"
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="$(nvm_alias_path)"
command mkdir -p "${NVM_ALIAS_DIR}/lts"
(
local ALIAS_PATH
for ALIAS_PATH in "${NVM_ALIAS_DIR}/${ALIAS}"*; do
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_CURRENT="${NVM_CURRENT}" nvm_print_alias_path "${NVM_ALIAS_DIR}" "${ALIAS_PATH}" &
done
wait
) | sort
(
local ALIAS_NAME
for ALIAS_NAME in "$(nvm_node_prefix)" "stable" "unstable"; do
{
if [ ! -f "${NVM_ALIAS_DIR}/${ALIAS_NAME}" ] && { [ -z "${ALIAS}" ] || [ "${ALIAS_NAME}" = "${ALIAS}" ]; }; then
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_CURRENT="${NVM_CURRENT}" nvm_print_default_alias "${ALIAS_NAME}"
fi
} &
done
wait
ALIAS_NAME="$(nvm_iojs_prefix)"
if [ ! -f "${NVM_ALIAS_DIR}/${ALIAS_NAME}" ] && { [ -z "${ALIAS}" ] || [ "${ALIAS_NAME}" = "${ALIAS}" ]; }; then
NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_CURRENT="${NVM_CURRENT}" nvm_print_default_alias "${ALIAS_NAME}"
fi
) | sort
(
local LTS_ALIAS
for ALIAS_PATH in "${NVM_ALIAS_DIR}/lts/${ALIAS}"*; do
{
LTS_ALIAS="$(NVM_NO_COLORS="${NVM_NO_COLORS-}" NVM_LTS=true nvm_print_alias_path "${NVM_ALIAS_DIR}" "${ALIAS_PATH}")"
if [ -n "${LTS_ALIAS}" ]; then
nvm_echo "${LTS_ALIAS}"
fi
} &
done
wait
) | sort
return
}
nvm_alias() {
local ALIAS
ALIAS="${1-}"
if [ -z "${ALIAS}" ]; then
nvm_err 'An alias is required.'
return 1
fi
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="$(nvm_alias_path)"
if [ "$(expr "${ALIAS}" : '^lts/-[1-9][0-9]*$')" -gt 0 ]; then
local N
N="$(echo "${ALIAS}" | cut -d '-' -f 2)"
local RESULT
RESULT="$(command ls "${NVM_ALIAS_DIR}/lts" | command tail -n "${N}" | command head -n 1)"
if [ "${RESULT}" != '*' ]; then
nvm_alias "lts/${RESULT}"