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[Refactor] Create and use nvm_is_version_installed

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This commit is contained in:
Jordan Harband
2016-04-27 17:11:16 -07:00
parent 1f336ffbfe
commit 09f86b0e6e
2 changed files with 14 additions and 15 deletions
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27
nvm.sh
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@@ -60,6 +60,10 @@ nvm_has_system_iojs() {
[ "$(nvm deactivate >/dev/null 2>&1 && command -v iojs)" != '' ]
}
nvm_is_version_installed() {
[ -n "${1-}" ] && [ -d "$(nvm_version_path "${1-}" 2> /dev/null)" ]
}
nvm_print_npm_version() {
if nvm_has "npm"; then
echo " (npm v$(npm --version 2>/dev/null))"
@@ -206,10 +210,7 @@ nvm_ensure_version_installed() {
LOCAL_VERSION="$(nvm_version "$PROVIDED_VERSION")"
EXIT_CODE="$?"
local NVM_VERSION_DIR
if [ "_$EXIT_CODE" = "_0" ]; then
NVM_VERSION_DIR="$(nvm_version_path "$LOCAL_VERSION")"
fi
if [ "_$EXIT_CODE" != "_0" ] || [ ! -d "$NVM_VERSION_DIR" ]; then
if [ "_$EXIT_CODE" != "_0" ] || ! nvm_is_version_installed "$LOCAL_VERSION"; then
VERSION="$(nvm_resolve_alias "$PROVIDED_VERSION")"
if [ $? -eq 0 ]; then
echo "N/A: version \"$PROVIDED_VERSION -> $VERSION\" is not yet installed" >&2
@@ -406,7 +407,7 @@ nvm_print_formatted_alias() {
ALIAS_FORMAT='\033[0;32m%s\033[0m'
DEST_FORMAT='\033[0;32m%s\033[0m'
VERSION_FORMAT='\033[0;32m%s\033[0m'
elif [ -d "$(nvm_version_path "$VERSION" 2> /dev/null)" ]; then
elif nvm_is_version_installed "$VERSION"; then
ALIAS_FORMAT='\033[0;34m%s\033[0m'
DEST_FORMAT='\033[0;34m%s\033[0m'
VERSION_FORMAT='\033[0;34m%s\033[0m'
@@ -648,9 +649,9 @@ nvm_ls() {
*) NVM_PATTERN_STARTS_WITH_V=false ;;
esac
if [ $NVM_PATTERN_STARTS_WITH_V = true ] && [ "_$(nvm_num_version_groups "$PATTERN")" = "_3" ]; then
if [ -d "$(nvm_version_path "$PATTERN")" ]; then
if nvm_is_version_installed "$PATTERN"; then
VERSIONS="$PATTERN"
elif [ -d "$(nvm_version_path "$(nvm_add_iojs_prefix "$PATTERN")")" ]; then
elif nvm_is_version_installed "$(nvm_add_iojs_prefix "$PATTERN")"; then
VERSIONS="$(nvm_add_iojs_prefix "$PATTERN")"
fi
else
@@ -889,7 +890,7 @@ nvm_print_versions() {
FORMAT='\033[0;32m-> %12s\033[0m'
elif [ "$VERSION" = "system" ]; then
FORMAT='\033[0;33m%15s\033[0m'
elif [ -d "$(nvm_version_path "$VERSION" 2> /dev/null)" ]; then
elif nvm_is_version_installed "$VERSION"; then
FORMAT='\033[0;34m%15s\033[0m'
else
FORMAT='%15s'
@@ -1810,9 +1811,7 @@ nvm() {
NVM_NODE_MERGED=true
fi
local VERSION_PATH
VERSION_PATH="$(nvm_version_path "$VERSION")"
if [ -d "$VERSION_PATH" ]; then
if nvm_is_version_installed "$VERSION"; then
echo "$VERSION is already installed." >&2
if nvm use "$VERSION" && [ ! -z "$REINSTALL_PACKAGES_FROM" ] && [ "_$REINSTALL_PACKAGES_FROM" != "_N/A" ]; then
nvm reinstall-packages "$REINSTALL_PACKAGES_FROM"
@@ -1897,9 +1896,7 @@ nvm() {
return 1
fi
local VERSION_PATH
VERSION_PATH="$(nvm_version_path "$VERSION")"
if [ ! -d "$VERSION_PATH" ]; then
if ! nvm_is_version_installed "$VERSION"; then
echo "$VERSION version is not installed..." >&2
return;
fi
@@ -1916,6 +1913,8 @@ nvm() {
NVM_SUCCESS_MSG="Uninstalled node $VERSION"
fi
local VERSION_PATH
VERSION_PATH="$(nvm_version_path "$VERSION")"
if ! nvm_check_file_permissions "$VERSION_PATH"; then
>&2 echo 'Cannot uninstall, incorrect permissions on installation folder.'
>&2 echo 'This is usually caused by running `npm install -g` as root. Run the following command as root to fix the permissions and then try again.'

2
test/slow/nvm uninstall/Running "nvm uninstall" with incorrect file permissions fails nicely
View File

@@ -19,7 +19,7 @@ nvm ls | grep "$NVM_TEST_VERSION" || die "Failed to install node"
# Install global module as root
npm_path=$(which npm)
sudo "$npm_path" install jspm -g
sudo -n "$npm_path" install jspm -g || die 'either sudo failed, or `npm install jspm -g` failed`'
# Switch to another version so we can uninstall
nvm use 0.12.7