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Avoid some external calls by using case statements.

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Relates to #709.
This commit is contained in:
Jordan Harband
2015-04-04 14:29:55 -07:00
parent 82393f5b36
commit d50a0f46e9
1 changed files with 21 additions and 11 deletions
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22
nvm.sh
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@@ -495,7 +495,8 @@ nvm_node_prefix() {
}
nvm_is_iojs_version() {
[ "_$(echo "$1" | cut -c1-5)" = "_iojs-" ]
case "$1" in iojs-*) return 0 ;; esac
return 1
}
nvm_add_iojs_prefix() {
@@ -545,7 +546,12 @@ nvm_ls() {
;;
esac
# If it looks like an explicit version, don't do anything funny
if [ "_$(echo "$PATTERN" | cut -c1-1)" = "_v" ] && [ "_$(nvm_num_version_groups "$PATTERN")" = "_3" ]; then
local NVM_PATTERN_STARTS_WITH_V
case $PATTERN in
v*) NVM_PATTERN_STARTS_WITH_V=true ;;
*) 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 "$PATTERN")" ]; then
VERSIONS="$PATTERN"
elif [ -d "$(nvm_version_path "$(nvm_add_iojs_prefix "$PATTERN")")" ]; then
@@ -1151,15 +1157,19 @@ nvm() {
while [ $# -ne 0 ]
do
if [ "_$(echo "$1" | command cut -c 1-26)" = "_--reinstall-packages-from=" ]; then
case "$1" in
--reinstall-packages-from=*)
PROVIDED_REINSTALL_PACKAGES_FROM="$(echo "$1" | command cut -c 27-)"
REINSTALL_PACKAGES_FROM="$(nvm_version "$PROVIDED_REINSTALL_PACKAGES_FROM")"
elif [ "_$(echo "$1" | command cut -c 1-21)" = "_--copy-packages-from=" ]; then
;;
--copy-packages-from=*)
PROVIDED_REINSTALL_PACKAGES_FROM="$(echo "$1" | command cut -c 22-)"
REINSTALL_PACKAGES_FROM="$(nvm_version "$PROVIDED_REINSTALL_PACKAGES_FROM")"
else
;;
*)
ADDITIONAL_PARAMETERS="$ADDITIONAL_PARAMETERS $1"
fi
;;
esac
shift
done