v0.31.0

[Fix] Do not modify args of sourcing script when parsing `--install`/`--no-use` arg

Fixes #976.

README.markdown

@@ -25,11 +25,11 @@ Homebrew installation is not supported.
 
 To install or update nvm, you can use the [install script][2] using cURL:
 
-    curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.30.2/install.sh | bash
+    curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.31.0/install.sh | bash
 
 or Wget:
 
-    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.30.2/install.sh | bash
+    wget -qO- https://raw.githubusercontent.com/creationix/nvm/v0.31.0/install.sh | bash
 
 <sub>The script clones the nvm repository to `~/.nvm` and adds the source line to your profile (`~/.bash_profile`, `~/.zshrc` or `~/.profile`).</sub>
 
@@ -61,6 +61,10 @@ For manual upgrade with `git`, change to the `$NVM_DIR`, pull down the latest ch
 
     cd "$NVM_DIR" && git pull origin master && git checkout `git describe --abbrev=0 --tags`
     
+After upgrading, don't forget to activate the new version:
+
+    . "$NVM_DIR/nvm.sh"
+
 ## Usage
 
 You can create an `.nvmrc` file containing version number in the project root directory (or any parent directory).
@@ -260,7 +264,7 @@ After the v0.8.6 release of node, nvm tries to install from binary packages. But
 If setting the `default` alias does not establish the node version in new shells (i.e. `nvm current` yields `system`), ensure that the system's node PATH is set before the `nvm.sh` source line in your shell profile (see [#658](https://github.com/creationix/nvm/issues/658))
 
 [1]: https://github.com/creationix/nvm.git
-[2]: https://github.com/creationix/nvm/blob/v0.30.2/install.sh
+[2]: https://github.com/creationix/nvm/blob/v0.31.0/install.sh
 [3]: https://travis-ci.org/creationix/nvm
 [Urchin]: https://github.com/scraperwiki/urchin
 [Fish]: http://fishshell.com

install.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 { # this ensures the entire script is downloaded #
 
@@ -11,7 +11,7 @@ if [ -z "$NVM_DIR" ]; then
 fi
 
 nvm_latest_version() {
-  echo "v0.30.2"
+  echo "v0.31.0"
 }
 
 #
@@ -69,7 +69,7 @@ install_nvm_from_git() {
     mkdir -p "$NVM_DIR"
     command git clone "$(nvm_source git)" "$NVM_DIR"
   fi
-  cd "$NVM_DIR" && command git checkout --quiet $(nvm_latest_version)
+  cd "$NVM_DIR" && command git checkout --quiet "$(nvm_latest_version)"
   if [ ! -z "$(cd "$NVM_DIR" && git show-ref refs/heads/master)" ]; then
     if git branch --quiet 2>/dev/null; then
       cd "$NVM_DIR" && command git branch --quiet -D master >/dev/null 2>&1
@@ -123,15 +123,15 @@ nvm_detect_profile() {
   local DETECTED_PROFILE
   DETECTED_PROFILE=''
   local SHELLTYPE
-  SHELLTYPE="$(basename /$SHELL)"
+  SHELLTYPE="$(basename "/$SHELL")"
 
-  if [ $SHELLTYPE = "bash" ]; then
+  if [ "$SHELLTYPE" = "bash" ]; then
     if [ -f "$HOME/.bashrc" ]; then
       DETECTED_PROFILE="$HOME/.bashrc"
     elif [ -f "$HOME/.bash_profile" ]; then
       DETECTED_PROFILE="$HOME/.bash_profile"
     fi
-  elif [ $SHELLTYPE = "zsh" ]; then
+  elif [ "$SHELLTYPE" = "zsh" ]; then
     DETECTED_PROFILE="$HOME/.zshrc"
   fi
 

nvm-exec

@@ -1,13 +1,14 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 DIR="$(command cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 . "$DIR/nvm.sh" --no-use
 
 if [ -n "$NODE_VERSION" ]; then
-  nvm use $NODE_VERSION > /dev/null || (echo "NODE_VERSION not set" >&2 && exit 127)
+  nvm use $NODE_VERSION > /dev/null || exit 127
-else
+elif ! nvm use >/dev/null 2>&1; then
-  nvm use > /dev/null || (echo "No .nvmrc file found" >&2 && exit 127)
+  echo "No NODE_VERSION provided; no .nvmrc file found" >&2
+  exit 127
 fi
 
 exec "$@"

nvm.sh

@@ -339,10 +339,12 @@ nvm_ensure_version_prefix() {
 nvm_format_version() {
   local VERSION
   VERSION="$(nvm_ensure_version_prefix "$1")"
-  if [ "_$(nvm_num_version_groups "$VERSION")" != "_3" ]; then
+  local NUM_GROUPS
+  NUM_GROUPS="$(nvm_num_version_groups "$VERSION")"
+  if [ $NUM_GROUPS -lt 3 ]; then
     nvm_format_version "${VERSION%.}.0"
   else
-    echo "$VERSION"
+    echo "$VERSION" | cut -f1-3 -d.
   fi
 }
 
@@ -759,6 +761,7 @@ nvm_ls_remote_index_tab() {
 
 nvm_checksum() {
   local NVM_CHECKSUM
+  if [ -z "$3" ] || [ "$3" == "sha1" ]; then
     if nvm_has "sha1sum" && ! nvm_is_alias "sha1sum"; then
       NVM_CHECKSUM="$(command sha1sum "$1" | command awk '{print $1}')"
     elif nvm_has "sha1" && ! nvm_is_alias "sha1"; then
@@ -769,6 +772,27 @@ nvm_checksum() {
       echo "Unaliased sha1sum, sha1, or shasum not found." >&2
       return 2
     fi
+  else
+    if nvm_has "sha256sum" && ! nvm_is_alias "sha256sum"; then
+      NVM_CHECKSUM="$(sha256sum "$1" | awk '{print $1}')"
+    elif nvm_has "shasum" && ! nvm_is_alias "shasum"; then
+      NVM_CHECKSUM="$(shasum -a 256 "$1" | awk '{print $1}')"
+    elif nvm_has "sha256" && ! nvm_is_alias "sha256"; then
+      NVM_CHECKSUM="$(sha256 -q "$1" | awk '{print $1}')"
+    elif nvm_has "gsha256sum" && ! nvm_is_alias "gsha256sum"; then
+      NVM_CHECKSUM="$(gsha256sum "$1" | awk '{print $1}')"
+    elif nvm_has "openssl" && ! nvm_is_alias "openssl"; then
+      NVM_CHECKSUM="$(openssl dgst -sha256 "$1" | rev | awk '{print $1}' | rev)"
+    elif nvm_has "libressl" && ! nvm_is_alias "libressl"; then
+      NVM_CHECKSUM="$(libressl dgst -sha256 "$1" | rev | awk '{print $1}' | rev)"
+    elif nvm_has "bssl" && ! nvm_is_alias "bssl"; then
+      NVM_CHECKSUM="$(bssl sha256sum "$1" | awk '{print $1}')"
+    else
+      echo "Unaliased sha256sum, shasum, sha256, gsha256sum, openssl, libressl, or bssl not found." >&2
+      echo "WARNING: Continuing *without checksum verification*" >&2
+      return
+    fi
+  fi
 
   if [ "_$NVM_CHECKSUM" = "_$2" ]; then
     return
@@ -971,6 +995,34 @@ nvm_get_arch() {
   echo "$NVM_ARCH"
 }
 
+nvm_get_minor_version() {
+  local VERSION
+  VERSION="$1"
+
+  if [ -z "$VERSION" ]; then
+    echo 'a version is required' >&2
+    return 1
+  fi
+
+  case "$VERSION" in
+    v | .* | *..* | v*[!.0123456789]* | [!v]*[!.0123456789]* | [!v0123456789]* | v[!0123456789]*)
+      echo 'invalid version number' >&2
+      return 2
+    ;;
+  esac
+
+  local PREFIXED_VERSION
+  PREFIXED_VERSION="$(nvm_format_version "$VERSION")"
+
+  local MINOR
+  MINOR="$(echo "$PREFIXED_VERSION" | command grep -e '^v' | command cut -c2- | command cut -d . -f 1,2)"
+  if [ -z "$MINOR" ]; then
+    echo 'invalid version number! (please report this)' >&2
+    return 3
+  fi
+  echo "$MINOR"
+}
+
 nvm_ensure_default_set() {
   local VERSION
   VERSION="$1"
@@ -1051,8 +1103,7 @@ nvm_install_merged_node_binary() {
     fi
     if (
       [ "$NVM_INSTALL_ERRORED" != true ] && \
-      echo "WARNING: checksums are currently disabled for node.js v4.0 and later" >&2 && \
+      nvm_checksum "$tmptarball" "$sum" "sha256" && \
-      # nvm_checksum "$tmptarball" "$sum" && \
       command tar -x${tar_compression_flag}f "$tmptarball" -C "$tmpdir" --strip-components 1 && \
       command rm -f "$tmptarball" && \
       command mkdir -p "$VERSION_PATH" && \
@@ -1126,8 +1177,7 @@ nvm_install_iojs_binary() {
       fi
       if (
         [ "$NVM_INSTALL_ERRORED" != true ] && \
-        echo "WARNING: checksums are currently disabled for io.js" >&2 && \
+        nvm_checksum "$tmptarball" "$sum" "sha256" && \
-        # nvm_checksum "$tmptarball" "$sum" && \
         command tar -x${tar_compression_flag}f "$tmptarball" -C "$tmpdir" --strip-components 1 && \
         command rm -f "$tmptarball" && \
         command mkdir -p "$VERSION_PATH" && \
@@ -1680,6 +1730,7 @@ nvm() {
         if nvm use "$VERSION" && [ ! -z "$REINSTALL_PACKAGES_FROM" ] && [ "_$REINSTALL_PACKAGES_FROM" != "_N/A" ]; then
           nvm reinstall-packages "$REINSTALL_PACKAGES_FROM"
         fi
+        nvm_ensure_default_set "$provided_version"
         return $?
       fi
 
@@ -1725,6 +1776,7 @@ nvm() {
       fi
 
       if [ "$NVM_INSTALL_SUCCESS" = true ] && nvm use "$VERSION"; then
+        nvm_ensure_default_set "$provided_version"
         if [ ! -z "$REINSTALL_PACKAGES_FROM" ] \
           && [ "_$REINSTALL_PACKAGES_FROM" != "_N/A" ]; then
           nvm reinstall-packages "$REINSTALL_PACKAGES_FROM"
@@ -2300,7 +2352,7 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | command grep -v "N/A" | command sed '/^$/d'
       nvm_remote_version "$2"
     ;;
     "--version" )
-      echo "0.30.2"
+      echo "0.31.0"
     ;;
     "unload" )
       unset -f nvm nvm_print_versions nvm_checksum \
@@ -2325,7 +2377,8 @@ $NVM_LS_REMOTE_POST_MERGED_OUTPUT" | command grep -v "N/A" | command sed '/^$/d'
         nvm_print_npm_version nvm_npm_global_modules \
         nvm_has_system_node nvm_has_system_iojs \
         nvm_download nvm_get_latest nvm_has nvm_get_latest \
-        nvm_supports_source_options nvm_auto nvm_supports_xz > /dev/null 2>&1
+        nvm_supports_source_options nvm_auto nvm_supports_xz \
+        nvm_process_parameters > /dev/null 2>&1
       unset RC_VERSION NVM_NODEJS_ORG_MIRROR NVM_DIR NVM_CD_FLAGS > /dev/null 2>&1
     ;;
     * )
@@ -2367,8 +2420,10 @@ nvm_auto() {
   fi
 }
 
-NVM_AUTO_MODE='use'
+nvm_process_parameters() {
-if nvm_supports_source_options; then
+  local NVM_AUTO_MODE
+  NVM_AUTO_MODE='use'
+  if nvm_supports_source_options; then
     while [ $# -ne 0 ]
     do
       case "$1" in
@@ -2377,7 +2432,10 @@ if nvm_supports_source_options; then
       esac
       shift
     done
-fi
+  fi
-nvm_auto "$NVM_AUTO_MODE"
+  nvm_auto "$NVM_AUTO_MODE"
+}
+
+nvm_process_parameters "$@"
 
 } # this ensures the entire script is downloaded #

package.json

@@ -1,6 +1,6 @@
 {
   "name": "nvm",
-  "version": "0.30.2",
+  "version": "0.31.0",
   "description": "Node Version Manager - Simple bash script to manage multiple active node.js versions",
   "directories": {
     "test": "test"

test/fast/Running "nvm use x" should create and change the "current" symlink

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 export NVM_SYMLINK_CURRENT=true
 . ../../nvm.sh

test/fast/Running "nvm use x" should not create the "current" symlink if $NVM_SYMLINK_CURRENT is false

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 . ../../nvm.sh
 

test/fast/Sourcing nvm.sh should not modify parameters of caller

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+set -- yes
+. ../../nvm.sh
+[ "$1" = yes ]

test/fast/Unit tests/nvm_format_version

@@ -4,11 +4,18 @@ die () { echo $@ ; exit 1; }
 
 . ../../../nvm.sh
 
-OUTPUT="$(nvm_format_version 0.1.2)"
+INPUT="0.1.2"
+OUTPUT="$(nvm_format_version "$INPUT")"
 EXPECTED_OUTPUT="v0.1.2"
-[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_format_version 0.1.2 did not return $EXPECTED_OUTPUT; got $OUTPUT"
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_format_version $INPUT did not return $EXPECTED_OUTPUT; got $OUTPUT"
 
-OUTPUT="$(nvm_format_version 0.1)"
+INPUT="0.1"
+OUTPUT="$(nvm_format_version "$INPUT")"
 EXPECTED_OUTPUT="v0.1.0"
-[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_format_version 0.1.0 did not return $EXPECTED_OUTPUT; got $OUTPUT"
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_format_version $INPUT did not return $EXPECTED_OUTPUT; got $OUTPUT"
+
+INPUT="1.2.3.4.5"
+OUTPUT="$(nvm_format_version "$INPUT")"
+EXPECTED_OUTPUT="v1.2.3"
+[ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_format_version $INPUT did not return $EXPECTED_OUTPUT; got $OUTPUT"
 

test/fast/Unit tests/nvm_get_minor_version

@@ -0,0 +1,45 @@
+#!/bin/sh
+
+die () { echo $@ ; exit 1; }
+
+. ../../../nvm.sh
+
+expect () {
+  INPUT="$1"
+  EXPECTED_OUTPUT="$2"
+
+  OUTPUT="$(nvm_get_minor_version "$INPUT")"
+  [ "_$OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_get_minor_version $INPUT did not return $EXPECTED_OUTPUT; got $OUTPUT"
+
+  V_OUTPUT="$(nvm_get_minor_version "v$INPUT")"
+  [ "_$V_OUTPUT" = "_$EXPECTED_OUTPUT" ] || die "nvm_get_minor_version v$INPUT did not return $EXPECTED_OUTPUT; got $V_OUTPUT"
+}
+
+fail_with () {
+  INPUT="$1"
+  EXPECTED_CODE="$2"
+
+  EXIT_CODE="$(nvm_get_minor_version "$INPUT" >/dev/null 2>&1; echo $?)"
+  [ "_$EXIT_CODE" = "_$EXPECTED_CODE" ] || die "nvm_get_minor_version "$INPUT" did not fail with code "$EXPECTED_CODE"; got $EXIT_CODE"
+}
+
+expect 1 1.0
+expect 1. 1.0
+expect 1.2 1.2
+expect 1.2. 1.2
+expect 1.2.3 1.2
+expect 1.2.3. 1.2
+expect 1.2.3.4 1.2
+
+fail_with '' 1
+fail_with '.' 2
+fail_with '..' 2
+fail_with v 2
+fail_with .a 2
+fail_with .1 2
+fail_with v.1 2
+fail_with a.b 2
+fail_with 1.a 2
+fail_with a.1 2
+fail_with v1.a 2
+fail_with va.1 2

test/installation/node/install from binary

@@ -4,6 +4,8 @@ die () { echo $@ ; exit 1; }
 
 . ../../../nvm.sh
 
+nvm unalias default || die 'unable to unalias default'
+
 NVM_TEST_VERSION=v0.10.7
 
 # Remove the stuff we're clobbering.
@@ -16,3 +18,6 @@ nvm install $NVM_TEST_VERSION || die "install $NVM_TEST_VERSION failed"
 [ -d ../../../$NVM_TEST_VERSION ]
 nvm run $NVM_TEST_VERSION --version | grep $NVM_TEST_VERSION || die "'nvm run $NVM_TEST_VERSION --version | grep $NVM_TEST_VERSION' failed"
 
+# ensure default is set
+NVM_CURRENT_DEFAULT="$(nvm_alias default)"
+[ "$NVM_CURRENT_DEFAULT" = "$NVM_TEST_VERSION" ] || die "wrong default alias: $(nvm alias)"

test/installation/node/install from source

@@ -4,6 +4,8 @@ die () { echo $@ ; exit 1; }
 
 . ../../../nvm.sh
 
+nvm unalias default || die 'unable to unalias default'
+
 NVM_TEST_VERSION=v0.10.7
 
 # Remove the stuff we're clobbering.
@@ -16,3 +18,6 @@ nvm install -s $NVM_TEST_VERSION || die "'nvm install -s $NVM_TEST_VERSION' fail
 [ -d ../../../$NVM_TEST_VERSION ]
 nvm run $NVM_TEST_VERSION --version | grep $NVM_TEST_VERSION || "'nvm run $NVM_TEST_VERSION --version | grep $NVM_TEST_VERSION' failed"
 
+# ensure default is set
+NVM_CURRENT_DEFAULT="$(nvm_alias default)"
+[ "$NVM_CURRENT_DEFAULT" = "$NVM_TEST_VERSION" ] || die "wrong default alias: $(nvm alias)"

test/sourcing/setup

@@ -1,6 +1,7 @@
 #!/bin/sh
 
 mkdir -p ../../alias
+rm -rf ../../alias/default
 rm -f ../../.nvmrc
 rm -rf ../../v0.10.7
 rm -rf ../../v0.9.7
@@ -8,5 +9,6 @@ rm -rf ../../v0.9.12
 
 . ../../nvm.sh
 nvm install 0.10.1 || echo >&2 'nvm install 0.10.1 failed'
+nvm unalias default || 'removing default alias failed'
 nvm unload || echo >&2 'nvm unload failed'