Fix shell_contains, setting _python_command to shim

dotfiles/lib/setup_functions.sh

@@ -1,18 +1,30 @@
-_python_command=""
+function command_exists {
+    hash "$1" 2>/dev/null 1>/dev/null
+}
+
+function shell_contains () {
+  local e
+  for e in "${@:2}"; do
+      [[  "$1" == *"$e"* ]] && return 0
+  done
+  return 1
+}
 
 function _set_python_command {
     # See comment in add_to_path about why this is necessary
-    if hash pyenv 2>/dev/null;
+    if command_exists pyenv;
     then
         _python_command="$(pyenv which python)"
     else
+        which pyenv
         _python_command="$(which python)"
     fi
+    shell_contains "$_python_command" "shim" && \
+        echo "Warning: setting python command to shim"
 }
 
-_set_python_command
-
 function add_to_path {
+    environment_variable_exists _python_command || _set_python_command
     # We need to get a path to the ACTUAL python command because
     # pyenv alters PATH before actually executing python, which ends
     # up changing PATH in a way that is not desireable.
@@ -64,10 +76,6 @@ function environment_variable_exists {
     [ ! -z $value ]
 }
 
-function command_exists {
-    hash "$1" 2>/dev/null 1>/dev/null
-}
-
 function source_directory_files {
 	for filename in "$1"/*; do
 		environment_variable_exists SHELL_STARTUP_DEBUG && echo "Sourcing $filename"

dotfiles/lib/shellenv/functions.sh

@@ -50,7 +50,9 @@ EOF
 
 function shell_contains () {
   local e
-  for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done
+  for e in "${@:2}"; do
+      [[  "$1" == *"$e"* ]] && return 0
+  done
   return 1
 }
 

dotfiles/lib/shellpath.sh

@@ -3,12 +3,12 @@ source "$HOME/.lib/setup_functions.sh"
 function _setup_env {
     _path_helper
 
-    add_to_path "$HOME/.local/bin" "$HOME/.lib/bin" "$HOME/bin" "/usr/local/bin" --before
-    _ruby_setup
-
     # XXX/TODO:
     # This is in shellenv.sh now
-    # _python_setup
+    _python_setup
+
+    add_to_path "$HOME/.local/bin" "$HOME/.lib/bin" "$HOME/bin" "/usr/local/bin" --before
+    _ruby_setup
 
     is_osx && _osx_path_setup
     _emacs_setup
@@ -38,7 +38,6 @@ function _osx_path_setup {
 }
 
 function _python_setup {
-    add_to_path "$HOME/.lib/python" --after
     export PYENV_ROOT="/usr/local/var/pyenv"
 
     if which pyenv > /dev/null; then
@@ -47,6 +46,7 @@ function _python_setup {
         echo "WARNING: pyenv is not installed on this machine and python will likely not function correctly"
     fi
 
+    add_to_path "$HOME/.lib/python" --after
     # if which pyenv-virtualenv-init > /dev/null; then eval "$(pyenv virtualenv-init -)"; fi
 
     add_to_path "$HOME/.lib/python" --path-var 'PYTHONPATH'
@@ -115,3 +115,4 @@ function _path_helper {
         eval "$(/usr/libexec/path_helper -s)"
     fi
 }
+