feat: Template.RegexLiteral.js ( Fixes #813, Fixes #815 )

Also fixing aliases in templates and marking JavaScript as CaseSensitive

Commands/Languages/JavaScript/JavaScript-Template-RegexLiteral.ps1

@@ -0,0 +1,47 @@
+
+function Template.RegexLiteral.js {
+
+    <#
+    .SYNOPSIS
+        Template for a JavaScript `function`
+    .DESCRIPTION
+        Template for a `function` in JavaScript.
+    .EXAMPLE
+        Template.RegexLiteral.js -Pattern "\d+" 
+    #>
+    [Alias('Template.Regex.js')]    
+    param(    
+    # The pattern.
+    [Parameter(ValueFromPipelineByPropertyName)]
+    [Alias('Expression','RegularExpression','RegEx')]
+    [string]
+    $Pattern,
+
+    # The regular expression flags
+    [Alias('Flags')]
+    [ValidateSet("d","hasIndices","g","global","i","ignoreCase","m","multiline","s","dotAll","u","unicode","v","unicodeSets","y","sticky")]
+    [string[]]
+    $Flag
+    )
+
+    process {
+$flag = foreach ($FlagString in $Flag) {
+    if ($FlagString.Length -gt 1) {
+        $valueList = @($MyInvocation.MyCommand.Parameters.Flag.Attributes.ValidValues)
+        for ($valueIndex = 0; $valueIndex -lt $valueList.Length; $valueIndex++) {
+            if ($FlagString -eq $valueList[$valueList]) {
+                $valueList[$valueIndex - 1]
+            }
+        }
+    }
+}
+@"
+/$pattern/$flag
+"@
+    }
+
+}
+
+
+
+