add lambda theme

README.md

@@ -207,6 +207,10 @@ Set-Theme paradox
 
 ![Star Theme][img-theme-zash]
 
+### Lambda
+
+![Lambda Theme](./img/lambda.png)
+
 
 ## Creating your own theme
 

Themes/Lambda.psm1

@@ -0,0 +1,55 @@
+#requires -Version 2 -Modules posh-git
+
+function Write-Theme {
+    param(
+        [bool]
+        $lastCommandFailed,
+        [string]
+        $with
+    )
+
+    #check the last command state and indicate if failed
+    If ($lastCommandFailed) {
+        $prompt = Write-Prompt -Object "$($sl.PromptSymbols.FailedCommandSymbol) " -ForegroundColor $sl.Colors.CommandFailedIconForegroundColor
+    }
+
+    #check for elevated prompt
+    If (Test-Administrator) {
+        $prompt += Write-Prompt -Object "$($sl.PromptSymbols.ElevatedSymbol) " -ForegroundColor $sl.Colors.AdminIconForegroundColor
+    }
+
+    $lambda = [char]::ConvertFromUtf32(0x000003BB)
+    if (Test-NotDefaultUser($lambda)) {
+        $prompt += Write-Prompt -Object "$lambda " -ForegroundColor $sl.Colors.PromptForegroundColor
+    }
+
+    # Writes the drive portion
+    $prompt += Write-Prompt -Object "$(Get-ShortPath -dir $pwd) " -ForegroundColor $sl.Colors.DriveForegroundColor
+
+    $status = Get-VCSStatus
+    if ($status) {
+        $themeInfo = Get-VcsInfo -status ($status)
+        $prompt += Write-Prompt -Object "git:" -ForegroundColor $sl.Colors.PromptForegroundColor
+        $prompt += Write-Prompt -Object "$($themeInfo.VcInfo) " -ForegroundColor $themeInfo.BackgroundColor
+    }
+
+    # write virtualenv
+    if (Test-VirtualEnv) {
+        $prompt += Write-Prompt -Object 'env:' -ForegroundColor $sl.Colors.PromptForegroundColor
+        $prompt += Write-Prompt -Object "$(Get-VirtualEnvName) " -ForegroundColor $themeInfo.VirtualEnvForegroundColor
+    }
+
+    if ($with) {
+        $prompt += Write-Prompt -Object "$($with.ToUpper()) " -BackgroundColor $sl.Colors.WithBackgroundColor -ForegroundColor $sl.Colors.WithForegroundColor
+    }
+
+}
+
+$sl = $global:ThemeSettings #local settings
+$sl.PromptSymbols.PromptIndicator = [char]::ConvertFromUtf32(0x276F)
+$sl.Colors.PromptForegroundColor = [ConsoleColor]::White
+$sl.Colors.PromptSymbolColor = [ConsoleColor]::White
+$sl.Colors.PromptHighlightColor = [ConsoleColor]::DarkRed
+$sl.Colors.WithForegroundColor = [ConsoleColor]::DarkRed
+$sl.Colors.WithBackgroundColor = [ConsoleColor]::DarkRed
+$sl.Colors.DriveForegroundColor = [ConsoleColor]::DarkRed