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[Refactor] always shift first argument to nvm

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This commit is contained in:
Jordan Harband
2016-08-07 00:08:46 -07:00
parent 79270a579c
commit 206878460c
1 changed files with 42 additions and 48 deletions
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90
nvm.sh
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@@ -1848,11 +1848,15 @@ nvm() {
return
fi
local COMMAND
COMMAND="${1-}"
shift
# initialize local variables
local VERSION
local ADDITIONAL_PARAMETERS
case $1 in
case $COMMAND in
'help' | '--help' )
local NVM_IOJS_PREFIX
NVM_IOJS_PREFIX="$(nvm_iojs_prefix)"
@@ -1953,12 +1957,10 @@ nvm() {
return 1
fi
if [ $# -lt 2 ]; then
if [ $# -lt 1 ]; then
version_not_provided=1
fi
shift
local nobinary
nobinary=0
local LTS
@@ -2141,8 +2143,6 @@ nvm() {
return $?
;;
"uninstall" )
shift # remove "uninstall"
if [ $# -ne 1 ]; then
>&2 nvm --help
return 127
@@ -2251,7 +2251,6 @@ nvm() {
NVM_DELETE_PREFIX=0
local NVM_LTS
shift # remove "use"
while [ $# -ne 0 ]
do
case "$1" in
@@ -2372,7 +2371,6 @@ nvm() {
local has_checked_nvmrc
has_checked_nvmrc=0
# run given version of node
shift
local NVM_SILENT
local NVM_LTS
@@ -2459,8 +2457,6 @@ nvm() {
return $EXIT_CODE
;;
"exec" )
shift
local NVM_SILENT
local NVM_LTS
while [ $# -gt 0 ]
@@ -2526,10 +2522,10 @@ nvm() {
"ls" | "list" )
local NVM_LS_OUTPUT
local NVM_LS_EXIT_CODE
NVM_LS_OUTPUT=$(nvm_ls "${2-}")
NVM_LS_OUTPUT=$(nvm_ls "${1-}")
NVM_LS_EXIT_CODE=$?
nvm_print_versions "$NVM_LS_OUTPUT"
if [ $# -eq 1 ]; then
nvm_print_versions "${NVM_LS_OUTPUT}"
if [ $# -eq 0 ]; then
nvm alias
fi
return $NVM_LS_EXIT_CODE
@@ -2542,27 +2538,27 @@ nvm() {
NVM_NODE_PREFIX="$(nvm_node_prefix)"
local PATTERN
local NVM_FLAVOR
while [ $# -gt 1 ]
while [ $# -gt 0 ]
do
case "$2" in
case "${1-}" in
--lts)
LTS='*'
;;
--lts=*)
LTS="${2##--lts=}"
LTS="${1##--lts=}"
NVM_FLAVOR="${NVM_NODE_PREFIX}"
;;
--*)
nvm_err "Unsupported option \"$2\"."
nvm_err "Unsupported option \"${1}\"."
return 55;
;;
*)
if [ -z "$PATTERN" ]; then
PATTERN="${2-}"
if [ -z "$NVM_FLAVOR" ]; then
case "_$PATTERN" in
"_$NVM_IOJS_PREFIX" | "_$NVM_NODE_PREFIX")
NVM_FLAVOR="$PATTERN"
if [ -z "${PATTERN}" ]; then
PATTERN="${1-}"
if [ -z "${NVM_FLAVOR}" ]; then
case "_${PATTERN}" in
"_${NVM_IOJS_PREFIX}" | "_${NVM_NODE_PREFIX}")
NVM_FLAVOR="${PATTERN}"
PATTERN=""
;;
esac
@@ -2614,19 +2610,19 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | nvm_grep -v "N/A" | command sed '/^$/d')"
;;
"which" )
local provided_version
provided_version="$2"
if [ $# -eq 1 ]; then
provided_version="${1-}"
if [ $# -eq 0 ]; then
nvm_rc_version
if [ -n "$NVM_RC_VERSION" ]; then
provided_version="$NVM_RC_VERSION"
VERSION=$(nvm_version "$NVM_RC_VERSION" || return 0)
if [ -n "${NVM_RC_VERSION}" ]; then
provided_version="${NVM_RC_VERSION}"
VERSION=$(nvm_version "${NVM_RC_VERSION}" || return 0)
fi
elif [ "_$2" != '_system' ]; then
VERSION="$(nvm_version "$provided_version" || return 0)"
elif [ "_${1}" != '_system' ]; then
VERSION="$(nvm_version "${provided_version}" || return 0)"
else
VERSION="$2"
VERSION="${1-}"
fi
if [ -z "$VERSION" ]; then
if [ -z "${VERSION}" ]; then
>&2 nvm --help
return 127
fi
@@ -2660,8 +2656,6 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | nvm_grep -v "N/A" | command sed '/^$/d')"
nvm_echo "$NVM_VERSION_DIR/bin/node"
;;
"alias" )
shift
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="$(nvm_alias_path)"
local NVM_CURRENT
@@ -2721,28 +2715,28 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | nvm_grep -v "N/A" | command sed '/^$/d')"
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="$(nvm_alias_path)"
command mkdir -p "$NVM_ALIAS_DIR"
if [ $# -ne 2 ]; then
if [ $# -ne 1 ]; then
>&2 nvm --help
return 127
fi
if [ "${2#*\/}" != "${2-}" ]; then
if [ "${1#*\/}" != "${1-}" ]; then
nvm_err 'Aliases in subdirectories are not supported.'
return 1
fi
[ ! -f "$NVM_ALIAS_DIR/$2" ] && nvm_err "Alias $2 doesn't exist!" && return
[ ! -f "$NVM_ALIAS_DIR/${1-}" ] && nvm_err "Alias ${1-} doesn't exist!" && return
local NVM_ALIAS_ORIGINAL
NVM_ALIAS_ORIGINAL="$(nvm_alias "$2")"
command rm -f "$NVM_ALIAS_DIR/$2"
nvm_echo "Deleted alias $2 - restore it with \`nvm alias \"$2\" \"$NVM_ALIAS_ORIGINAL\"\`"
NVM_ALIAS_ORIGINAL="$(nvm_alias "${1}")"
command rm -f "$NVM_ALIAS_DIR/${1}"
nvm_echo "Deleted alias ${1} - restore it with \`nvm alias \"${1}\" \"$NVM_ALIAS_ORIGINAL\"\`"
;;
"reinstall-packages" | "copy-packages" )
if [ $# -ne 2 ]; then
if [ $# -ne 1 ]; then
>&2 nvm --help
return 127
fi
local PROVIDED_VERSION
PROVIDED_VERSION="$2"
PROVIDED_VERSION="${1-}"
if [ "$PROVIDED_VERSION" = "$(nvm_ls_current)" ] || [ "$(nvm_version "$PROVIDED_VERSION" || return 0)" = "$(nvm_ls_current)" ]; then
nvm_err 'Can not reinstall packages from the current version of node.'
@@ -2786,26 +2780,26 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | nvm_grep -v "N/A" | command sed '/^$/d')"
nvm_echo 'Cache cleared.'
;;
"version" )
nvm_version "$2"
nvm_version "${1}"
;;
"version-remote" )
local NVM_LTS
local PATTERN
while [ $# -gt 1 ]
while [ $# -gt 0 ]
do
case "$2" in
case "${1-}" in
--lts)
NVM_LTS='*'
;;
--lts=*)
NVM_LTS="${2##--lts=}"
NVM_LTS="${1##--lts=}"
;;
--*)
nvm_err "Unsupported option \"$2\"."
nvm_err "Unsupported option \"${1}\"."
return 55;
;;
*)
PATTERN="${PATTERN:-$2}"
PATTERN="${PATTERN:-${1}}"
;;
esac
shift