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nvm alias: factor out alias printing logic to functions

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This commit is contained in:
Jordan Harband
2016-04-26 22:29:55 -07:00
parent 7b1a4e5126
commit 4df2a7fca9
3 changed files with 124 additions and 25 deletions
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73
nvm.sh
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@@ -389,6 +389,50 @@ nvm_binary_available() {
nvm_version_greater_than_or_equal_to "$(nvm_strip_iojs_prefix "$1")" "$FIRST_VERSION_WITH_BINARY"
}
nvm_print_alias_path() {
local NVM_ALIAS_DIR
NVM_ALIAS_DIR="${1-}"
if [ -z "$NVM_ALIAS_DIR" ]; then
>&2 echo 'An alias dir is required.'
return 1
fi
local ALIAS_PATH
ALIAS_PATH="${2-}"
if [ -z "$ALIAS_PATH" ]; then
>&2 echo '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 "$DEST" ]; then
local VERSION
VERSION="$(nvm_version "$DEST")"
if [ "_$DEST" = "_$VERSION" ]; then
echo "$ALIAS -> $DEST"
else
echo "$ALIAS -> $DEST (-> $VERSION)"
fi
fi
}
nvm_print_default_alias() {
local ALIAS
ALIAS="${1-}"
local DEST
DEST="$(nvm_print_implicit_alias local "$ALIAS")"
if [ "_$DEST" != '_' ]; then
local VERSION
VERSION="$(nvm_version "$DEST")"
if [ "_$DEST" = "_$VERSION" ]; then
echo "$ALIAS -> $DEST (default)"
else
echo "$ALIAS -> $DEST (-> $VERSION) (default)"
fi
fi
}
nvm_alias() {
local ALIAS
ALIAS="${1-}"
@@ -1561,7 +1605,6 @@ nvm() {
# initialize local variables
local VERSION
local ADDITIONAL_PARAMETERS
local ALIAS
case $1 in
"help" )
@@ -2258,35 +2301,15 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | command grep -v "N/A" | command sed '/^$/d'
NVM_ALIAS_DIR="$(nvm_alias_path)"
command mkdir -p "$NVM_ALIAS_DIR"
if [ $# -le 2 ]; then
local DEST
local ALIAS
local ALIAS_PATH
for ALIAS_PATH in "$NVM_ALIAS_DIR/${2-}"*; do
ALIAS="${ALIAS_PATH/$NVM_ALIAS_DIR\//}"
DEST="$(nvm_alias "$ALIAS" 2> /dev/null)"
if [ -n "$DEST" ]; then
VERSION="$(nvm_version "$DEST")"
if [ "_$DEST" = "_$VERSION" ]; then
echo "$ALIAS -> $DEST"
else
echo "$ALIAS -> $DEST (-> $VERSION)"
fi
fi
nvm_print_alias_path "$NVM_ALIAS_DIR" "$ALIAS_PATH"
done
local ALIAS
for ALIAS in "$(nvm_node_prefix)" "stable" "unstable" "$(nvm_iojs_prefix)"; do
if [ ! -f "$NVM_ALIAS_DIR/$ALIAS" ]; then
if [ $# -lt 2 ] || [ "~$ALIAS" = "~$2" ]; then
DEST="$(nvm_print_implicit_alias local "$ALIAS")"
if [ "_$DEST" != "_" ]; then
VERSION="$(nvm_version "$DEST")"
if [ "_$DEST" = "_$VERSION" ]; then
echo "$ALIAS -> $DEST (default)"
else
echo "$ALIAS -> $DEST (-> $VERSION) (default)"
fi
fi
fi
if [ ! -f "$NVM_ALIAS_DIR/$ALIAS" ] && ([ $# -lt 2 ] || [ "~$ALIAS" = "~${2-}" ]); then
nvm_print_default_alias "$ALIAS"
fi
done
return