From 9d76d852adb2779f9bbd12ab8db2fcb219b43315 Mon Sep 17 00:00:00 2001
From: ErikEJ <ejlskov@hotmail.com>
Date: Wed, 8 May 2019 08:03:33 +0200
Subject: [PATCH] Modify Get-DbContext command to list DbContexts

fixes #15104
---
 .../tools/EntityFrameworkCore.psm1            | 22 +++++++++++++------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/src/EFCore.Tools/tools/EntityFrameworkCore.psm1 b/src/EFCore.Tools/tools/EntityFrameworkCore.psm1
index 5da4c5e8324..27e3b8cf7c1 100644
--- a/src/EFCore.Tools/tools/EntityFrameworkCore.psm1
+++ b/src/EFCore.Tools/tools/EntityFrameworkCore.psm1
@@ -147,10 +147,10 @@ Register-TabExpansion Get-DbContext @{
 
 <#
 .SYNOPSIS
-    Gets information about a DbContext type.
+    Gets information about DbContext types.
 
 .DESCRIPTION
-    Gets information about a DbContext type.
+    Gets information about DbContext types.
 
 .PARAMETER Context
     The DbContext to use.
@@ -172,11 +172,19 @@ function Get-DbContext
     $dteProject = GetProject $Project
     $dteStartupProject = GetStartupProject $StartupProject $dteProject
 
-    $params = 'dbcontext', 'info', '--json'
-    $params += GetParams $Context
-
-    # NB: -join is here to support ConvertFrom-Json on PowerShell 3.0
-    return (EF $dteProject $dteStartupProject $params) -join "`n" | ConvertFrom-Json
+    if ($Context)
+    {
+       $params = 'dbcontext', 'info', '--json'
+       $params += GetParams $Context
+       # NB: -join is here to support ConvertFrom-Json on PowerShell 3.0
+       return (EF $dteProject $dteStartupProject $params) -join "`n" | ConvertFrom-Json
+    }
+    else
+    {
+       $params = 'dbcontext', 'list', '--json'
+       # NB: -join is here to support ConvertFrom-Json on PowerShell 3.0
+       return (EF $dteProject $dteStartupProject $params) -join "`n" | ConvertFrom-Json | Format-Table -Property safeName -HideTableHeaders
+    }
 }
 
 #