Revert "Add PowerShell exception handling and turn on strict mode."

lib/ansible/plugins/shell/powershell.py

@@ -112,41 +112,12 @@ class ShellModule(object):
             cmd_parts.insert(0, '&')
         elif shebang and shebang.startswith('#!'):
             cmd_parts.insert(0, shebang[2:])
-        script = '''
-            Try
-            {
-                %s
-            }
-            Catch
-            {
-                $_obj = @{ failed = $true }
-                If ($_.Exception.GetType)
-                {
-                    $_obj.Add('msg', $_.Exception.Message)
-                }
-                Else
-                {
-                    $_obj.Add('msg', $_.ToString())
-                }
-                If ($_.InvocationInfo.PositionMessage)
-                {
-                    $_obj.Add('exception', $_.InvocationInfo.PositionMessage)
-                }
-                ElseIf ($_.ScriptStackTrace)
-                {
-                    $_obj.Add('exception', $_.ScriptStackTrace)
-                }
-                Try
-                {
-                    $_obj.Add('error_record', ($_ | ConvertTo-Json | ConvertFrom-Json))
-                }
-                Catch
-                {
-                }
-                Echo $_obj | ConvertTo-Json -Compress -Depth 99
-                Exit 1
-            }
-        ''' % (' '.join(cmd_parts))
+        catch = '''
+            $_obj = @{ failed = $true; $msg = $_ }
+            echo $_obj | ConvertTo-Json -Compress -Depth 99
+            Exit 1
+        '''
+        script = 'Try { %s }\nCatch { %s }' % (' '.join(cmd_parts), 'throw')
         if rm_tmp:
             rm_tmp = self._escape(self._unquote(rm_tmp))
             rm_cmd = 'Remove-Item "%s" -Force -Recurse -ErrorAction SilentlyContinue' % rm_tmp
@@ -178,11 +149,9 @@ class ShellModule(object):
         replace = lambda m: substs[m.lastindex - 1]
         return re.sub(pattern, replace, value)
 
-    def _encode_script(self, script, as_list=False, strict_mode=True):
+    def _encode_script(self, script, as_list=False):
         '''Convert a PowerShell script to a single base64-encoded command.'''
         script = to_unicode(script)
-        if strict_mode:
-            script = u'Set-StrictMode -Version Latest\r\n%s' % script
         script = '\n'.join([x.strip() for x in script.splitlines() if x.strip()])
         encoded_script = base64.b64encode(script.encode('utf-16-le'))
         cmd_parts = _common_args + ['-EncodedCommand', encoded_script]