From 430860a8bec7a59837929db37374b1bc71262e9c Mon Sep 17 00:00:00 2001
From: Jordan Harband <ljharb@gmail.com>
Date: Thu, 16 Dec 2021 15:54:38 -0800
Subject: [PATCH] [Fix] `nvm alias`/`nvm_list_aliases`: support `lts/` aliases

See #2692
---
 nvm.sh                                        |  5 ++++
 .../nvm_list_aliases works with LTS aliases   | 23 +++++++++++++++++++
 test/fast/Unit tests/mocks/lts-star.txt       |  1 +
 update_test_mocks.sh                          |  1 +
 4 files changed, 30 insertions(+)
 create mode 100755 test/fast/Aliases/nvm_list_aliases works with LTS aliases
 create mode 100644 test/fast/Unit tests/mocks/lts-star.txt

diff --git a/nvm.sh b/nvm.sh
index a37e422..239954d 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -988,6 +988,11 @@ nvm_list_aliases() {
   NVM_ALIAS_DIR="$(nvm_alias_path)"
   command mkdir -p "${NVM_ALIAS_DIR}/lts"
 
+  if [ "${ALIAS}" != "${ALIAS#lts/}" ]; then
+    nvm_alias "${ALIAS}"
+    return $?
+  fi
+
   nvm_is_zsh && unsetopt local_options nomatch
   (
     local ALIAS_PATH
diff --git a/test/fast/Aliases/nvm_list_aliases works with LTS aliases b/test/fast/Aliases/nvm_list_aliases works with LTS aliases
new file mode 100755
index 0000000..d398718
--- /dev/null
+++ b/test/fast/Aliases/nvm_list_aliases works with LTS aliases	
@@ -0,0 +1,23 @@
+#!/bin/sh
+
+\. ../../../nvm.sh
+
+die () {
+  echo "$@"
+  exit 1
+}
+
+set -e
+
+nvm_alias_path() {
+  nvm_echo "../../../alias"
+}
+
+MOCKS_DIR="../Unit tests/mocks"
+
+EXPECTED_OUTPUT="$(cat "$MOCKS_DIR/lts-star.txt")"
+STDOUT_OUTPUT="$(nvm_list_aliases "lts/*")"
+STDERR_OUTPUT="$(nvm_list_aliases "lts/*" 2>&1 >/dev/null)"
+
+[ -z "${STDERR_OUTPUT}" ] || die "expected no stderr output, got >${STDERR_OUTPUT}<"
+[ "${STDOUT_OUTPUT}" = "${EXPECTED_OUTPUT}" ] || die "expected ${EXPECTED_OUTPUT}, got >${STDOUT_OUTPUT}<"
diff --git a/test/fast/Unit tests/mocks/lts-star.txt b/test/fast/Unit tests/mocks/lts-star.txt
new file mode 100644
index 0000000..53d838a
--- /dev/null
+++ b/test/fast/Unit tests/mocks/lts-star.txt	
@@ -0,0 +1 @@
+lts/gallium
diff --git a/update_test_mocks.sh b/update_test_mocks.sh
index 30a3782..cd63843 100755
--- a/update_test_mocks.sh
+++ b/update_test_mocks.sh
@@ -32,6 +32,7 @@ nvm ls-remote node > "$MOCKS_DIR/nvm ls-remote node.txt"
 nvm ls-remote iojs > "$MOCKS_DIR/nvm ls-remote iojs.txt"
 nvm_print_implicit_alias remote stable > "$MOCKS_DIR/nvm_print_implicit_alias remote stable.txt"
 nvm_ls_remote stable > "$MOCKS_DIR/nvm_ls_remote stable.txt"
+nvm alias "lts/*" > "$MOCKS_DIR/lts-star.txt"
 
 set +e
 NVM_NODEJS_ORG_MIRROR=https://nodejs.org/download/nightly/ nvm_ls_remote > "$MOCKS_DIR/nvm_ls_remote nightly.txt"