activate "root" environment of anaconda/miniconda if environment name is not given

bin/pyenv-sh-activate

@@ -69,7 +69,12 @@ if pyenv-prefix "${versions}" 1>/dev/null 2>&1; then
     exit 1
   fi
 else
-  versions="$(pyenv-version-name)/envs/${versions}"
+  version="$(pyenv-version-name)"
+  if [[ "${versions}" == "root" ]]; then
+    versions="${version%/envs/*}"
+  else
+    versions="${version%/envs/*}/envs/${versions}"
+  fi
   if ! pyenv-virtualenv-prefix "${versions}" 1>/dev/null 2>&1; then
     [ -n "$NOERROR" ] || echo "pyenv-virtualenv: version \`${versions}' is not an environment of anaconda/miniconda" 1>&2
     echo "false"
@@ -83,23 +88,16 @@ prefix="$(pyenv-prefix "${versions}")"
 unset conda_env
 
 if [ -f "${prefix}/bin/conda" ]; then
-  if [[ "${prefix}" != "${prefix%/envs/*}" ]]; then
-    case "$shell" in
-    bash )
-      conda_env="${prefix##*/envs/}"
-      ;;
-    zsh )
-      conda_env="${prefix##*/envs/}"
-      ;;
-    * )
-      echo "false"
-      exit 1
-      ;;
-    esac
-  else
+  if [[ "$shell" != "bash" ]] && [[ "$shell" != "zsh" ]]; then
+    [ -n "$NOERROR" ] || echo "pyenv-virtualenv: Only bash and zsh are supported by Anaconda/Miniconda" 1>&2
     echo "false"
     exit 1
   fi
+  if [[ "${prefix}" != "${prefix%/envs/*}" ]]; then
+    conda_env="${prefix##*/envs/}"
+  else
+    conda_env="root"
+  fi
 fi
 
 # Display setup instruction, if pyenv-virtualenv has not been initialized.
@@ -131,7 +129,7 @@ if [ -n "${conda_env}" ]; then
   cat <<EOS
 unset PYENV_DEACTIVATE;
 export PYENV_ACTIVATE="${prefix}";
-. "${prefix%/envs/*}/bin/activate" "${versions##*/}";
+. "${prefix%/envs/*}/bin/activate" "${conda_env}";
 EOS
 else
   # virtualenv/pyvenv

bin/pyenv-sh-deactivate

@@ -33,23 +33,16 @@ prefix="${PYENV_ACTIVATE:-${VIRTUAL_ENV}}"
 unset conda_env
 
 if [ -f "${prefix}/bin/conda" ]; then
-  if [[ "${prefix}" != "${prefix%/envs/*}" ]]; then
-    case "$shell" in
-    bash )
-      conda_env="${prefix##*/envs/}"
-      ;;
-    zsh )
-      conda_env="${prefix##*/envs/}"
-      ;;
-    * )
-      echo "false"
-      exit 1
-      ;;
-    esac
-  else
+  if [[ "$shell" != "bash" ]] && [[ "$shell" != "zsh" ]]; then
+    [ -n "$NOERROR" ] || echo "pyenv-virtualenv: Only bash and zsh are supported by Anaconda/Miniconda" 1>&2
     echo "false"
     exit 1
   fi
+  if [[ "${prefix}" != "${prefix%/envs/*}" ]]; then
+    conda_env="${prefix##*/envs/}"
+  else
+    conda_env="root"
+  fi
 fi
 
 if [ -n "${conda_env}" ]; then

bin/pyenv-virtualenv-prefix

@@ -50,8 +50,7 @@ for version_string in "${versions[@]}"; do
           exit 1
         fi
       else
-        echo "pyenv-virtualenv: version \`${version_string}' is not a virtualenv" 1>&2
-        exit 1
+        VIRTUALENV_PREFIX_PATHS=("${VIRTUALENV_PREFIX_PATHS[@]}" "${PREFIX}")
       fi
     else
       VIRTUALENV_PREFIX_PATH="$(real_prefix "${version}" || base_prefix "${version}" || true)"

bin/pyenv-virtualenvs

@@ -51,10 +51,9 @@ for version in $(pyenv-versions --bare); do
     virtualenv_prefix="$(pyenv-virtualenv-prefix "${version}" 2>/dev/null || true)"
     if [ -d "${virtualenv_prefix}" ]; then
       print_version "${version}" " (created from ${virtualenv_prefix})"
-    else
-      # envs of anaconda/miniconda
       prefix="$(pyenv-prefix "${version}")"
-      if [ -f "${prefix}/bin/activate" ] && [ -f "${prefix}/bin/conda" ]; then
+      if [ -f "${prefix}/bin/conda" ]; then
+        # envs of anaconda/miniconda
         shopt -s nullglob
         for conda_env in "${prefix}/envs/"*; do
           print_version "${version##*/}${conda_env#${prefix}}" " (created from ${prefix})"

test/deactivate.bats

@@ -106,6 +106,7 @@ EOS
 
 @test "deactivate virtualenv which has been activated manually" {
   export VIRTUAL_ENV="${PYENV_ROOT}/versions/venv"
+  export PYENV_ACTIVATE=
   export PYENV_ACTIVATE_SHELL=
 
   PYENV_SHELL="bash" run pyenv-sh-deactivate
@@ -203,6 +204,7 @@ EOS
 
 @test "deactivate virtualenv which has been activated manually (fish)" {
   export VIRTUAL_ENV="${PYENV_ROOT}/versions/venv"
+  export PYENV_ACTIVATE=
   export PYENV_ACTIVATE_SHELL=
 
   PYENV_SHELL="fish" run pyenv-sh-deactivate

test/virtualenvs.bats

@@ -17,8 +17,8 @@ setup() {
   stub pyenv-virtualenv-prefix "3.3.3 : false"
   stub pyenv-virtualenv-prefix "venv27 : echo \"${PYENV_ROOT}/versions/2.7.6\""
   stub pyenv-virtualenv-prefix "venv33 : echo \"${PYENV_ROOT}/versions/3.3.3\""
-  stub pyenv-prefix "2.7.6 : echo \"${PYENV_ROOT}/versions/2.7.6\""
-  stub pyenv-prefix "3.3.3 : echo \"${PYENV_ROOT}/versions/3.3.3\""
+  stub pyenv-prefix "venv27 : echo \"${PYENV_ROOT}/versions/2.7.6\""
+  stub pyenv-prefix "venv33 : echo \"${PYENV_ROOT}/versions/3.3.3\""
 
   run pyenv-virtualenvs
 
@@ -39,12 +39,15 @@ OUT
   stub pyenv-versions "--bare : echo \"system\";echo \"venv27\";echo \"venv33\""
   stub pyenv-virtualenv-prefix "venv27 : echo \"/usr\""
   stub pyenv-virtualenv-prefix "venv33 : echo \"/usr\""
+  stub pyenv-prefix "venv27 : echo \"/usr\""
+  stub pyenv-prefix "venv33 : echo \"/usr\""
 
   run pyenv-virtualenvs
 
   unstub pyenv-version-name
   unstub pyenv-versions
   unstub pyenv-virtualenv-prefix
+  unstub pyenv-prefix
 
   assert_success
   assert_output <<OUT
@@ -57,11 +60,14 @@ OUT
   stub pyenv-versions "--bare : echo \"system\";echo \"venv27\";echo \"venv33\""
   stub pyenv-virtualenv-prefix "venv27 : echo \"/usr\""
   stub pyenv-virtualenv-prefix "venv33 : echo \"/usr\""
+  stub pyenv-prefix "venv27 : echo \"/usr\""
+  stub pyenv-prefix "venv33 : echo \"/usr\""
 
   run pyenv-virtualenvs --bare
 
   unstub pyenv-versions
   unstub pyenv-virtualenv-prefix
+  unstub pyenv-prefix
 
   assert_success
   assert_output <<OUT