kmx.io/prism.js

diff --git a/components/prism-visual-basic.js b/components/prism-visual-basic.js
index 0c4cd61..4fd1065 100644
--- a/components/prism-visual-basic.js
+++ b/components/prism-visual-basic.js
@@ -1,6 +1,6 @@
 Prism.languages['visual-basic'] = {
 	'comment': {
-		pattern: /(?:['‘’]|REM\b).*/i,
+		pattern: /(?:['‘’]|REM\b)(?:[^\r\n_]|_(?:\r\n?|\n)?)*/i,
 		inside: {
 			'keyword': /^REM/i
 		}
@@ -31,4 +31,4 @@ Prism.languages['visual-basic'] = {
 	'punctuation': /[{}().,:?]/
 };
 
-Prism.languages.vb = Prism.languages['visual-basic'];
\ No newline at end of file
+Prism.languages.vb = Prism.languages['visual-basic'];
diff --git a/components/prism-visual-basic.min.js b/components/prism-visual-basic.min.js
index 3518d8c..9681c6a 100644
--- a/components/prism-visual-basic.min.js
+++ b/components/prism-visual-basic.min.js
@@ -1 +1 @@
-Prism.languages["visual-basic"]={comment:{pattern:/(?:['‘’]|REM\b).*/i,inside:{keyword:/^REM/i}},directive:{pattern:/#(?:Const|Else|ElseIf|End|ExternalChecksum|ExternalSource|If|Region)(?:[^\S\r\n]_[^\S\r\n]*(?:\r\n?|\n)|.)+/i,alias:"comment",greedy:!0},string:{pattern:/\$?["“”](?:["“”]{2}|[^"“”])*["“”]C?/i,greedy:!0},date:{pattern:/#[^\S\r\n]*(?:\d+([/-])\d+\1\d+(?:[^\S\r\n]+(?:\d+[^\S\r\n]*(?:AM|PM)|\d+:\d+(?::\d+)?(?:[^\S\r\n]*(?:AM|PM))?))?|(?:\d+[^\S\r\n]*(?:AM|PM)|\d+:\d+(?::\d+)?(?:[^\S\r\n]*(?:AM|PM))?))[^\S\r\n]*#/i,alias:"builtin"},number:/(?:(?:\b\d+(?:\.\d+)?|\.\d+)(?:E[+-]?\d+)?|&[HO][\dA-F]+)(?:U?[ILS]|[FRD])?/i,boolean:/\b(?:True|False|Nothing)\b/i,keyword:/\b(?:AddHandler|AddressOf|Alias|And(?:Also)?|As|Boolean|ByRef|Byte|ByVal|Call|Case|Catch|C(?:Bool|Byte|Char|Date|Dbl|Dec|Int|Lng|Obj|SByte|Short|Sng|Str|Type|UInt|ULng|UShort)|Char|Class|Const|Continue|Date|Decimal|Declare|Default|Delegate|Dim|DirectCast|Do|Double|Each|Else(?:If)?|End(?:If)?|Enum|Erase|Error|Event|Exit|Finally|For|Friend|Function|Get(?:Type|XMLNamespace)?|Global|GoSub|GoTo|Handles|If|Implements|Imports|In|Inherits|Integer|Interface|Is|IsNot|Let|Lib|Like|Long|Loop|Me|Mod|Module|Must(?:Inherit|Override)|My(?:Base|Class)|Namespace|Narrowing|New|Next|Not(?:Inheritable|Overridable)?|Object|Of|On|Operator|Option(?:al)?|Or(?:Else)?|Out|Overloads|Overridable|Overrides|ParamArray|Partial|Private|Property|Protected|Public|RaiseEvent|ReadOnly|ReDim|RemoveHandler|Resume|Return|SByte|Select|Set|Shadows|Shared|short|Single|Static|Step|Stop|String|Structure|Sub|SyncLock|Then|Throw|To|Try|TryCast|TypeOf|U(?:Integer|Long|Short)|Using|Variant|Wend|When|While|Widening|With(?:Events)?|WriteOnly|Xor)\b/i,operator:[/[+\-*/\\^<=>&#@$%!]/,{pattern:/([^\S\r\n])_(?=[^\S\r\n]*[\r\n])/,lookbehind:!0}],punctuation:/[{}().,:?]/},Prism.languages.vb=Prism.languages["visual-basic"];
\ No newline at end of file
+Prism.languages["visual-basic"]={comment:{pattern:/(?:['‘’]|REM\b)(?:[^\r\n_]|_(?:\r\n?|\n)?)*/i,inside:{keyword:/^REM/i}},directive:{pattern:/#(?:Const|Else|ElseIf|End|ExternalChecksum|ExternalSource|If|Region)(?:[^\S\r\n]_[^\S\r\n]*(?:\r\n?|\n)|.)+/i,alias:"comment",greedy:!0},string:{pattern:/\$?["“”](?:["“”]{2}|[^"“”])*["“”]C?/i,greedy:!0},date:{pattern:/#[^\S\r\n]*(?:\d+([/-])\d+\1\d+(?:[^\S\r\n]+(?:\d+[^\S\r\n]*(?:AM|PM)|\d+:\d+(?::\d+)?(?:[^\S\r\n]*(?:AM|PM))?))?|(?:\d+[^\S\r\n]*(?:AM|PM)|\d+:\d+(?::\d+)?(?:[^\S\r\n]*(?:AM|PM))?))[^\S\r\n]*#/i,alias:"builtin"},number:/(?:(?:\b\d+(?:\.\d+)?|\.\d+)(?:E[+-]?\d+)?|&[HO][\dA-F]+)(?:U?[ILS]|[FRD])?/i,boolean:/\b(?:True|False|Nothing)\b/i,keyword:/\b(?:AddHandler|AddressOf|Alias|And(?:Also)?|As|Boolean|ByRef|Byte|ByVal|Call|Case|Catch|C(?:Bool|Byte|Char|Date|Dbl|Dec|Int|Lng|Obj|SByte|Short|Sng|Str|Type|UInt|ULng|UShort)|Char|Class|Const|Continue|Date|Decimal|Declare|Default|Delegate|Dim|DirectCast|Do|Double|Each|Else(?:If)?|End(?:If)?|Enum|Erase|Error|Event|Exit|Finally|For|Friend|Function|Get(?:Type|XMLNamespace)?|Global|GoSub|GoTo|Handles|If|Implements|Imports|In|Inherits|Integer|Interface|Is|IsNot|Let|Lib|Like|Long|Loop|Me|Mod|Module|Must(?:Inherit|Override)|My(?:Base|Class)|Namespace|Narrowing|New|Next|Not(?:Inheritable|Overridable)?|Object|Of|On|Operator|Option(?:al)?|Or(?:Else)?|Out|Overloads|Overridable|Overrides|ParamArray|Partial|Private|Property|Protected|Public|RaiseEvent|ReadOnly|ReDim|RemoveHandler|Resume|Return|SByte|Select|Set|Shadows|Shared|short|Single|Static|Step|Stop|String|Structure|Sub|SyncLock|Then|Throw|To|Try|TryCast|TypeOf|U(?:Integer|Long|Short)|Using|Variant|Wend|When|While|Widening|With(?:Events)?|WriteOnly|Xor)\b/i,operator:[/[+\-*/\\^<=>&#@$%!]/,{pattern:/([^\S\r\n])_(?=[^\S\r\n]*[\r\n])/,lookbehind:!0}],punctuation:/[{}().,:?]/},Prism.languages.vb=Prism.languages["visual-basic"];
\ No newline at end of file
diff --git a/tests/languages/visual-basic/comment_feature.test b/tests/languages/visual-basic/comment_feature.test
index 41e14ea..af3edcd 100644
--- a/tests/languages/visual-basic/comment_feature.test
+++ b/tests/languages/visual-basic/comment_feature.test
@@ -7,6 +7,9 @@
 REM
 REM Foobar
 
+' multi-line _
+  comment
+
 ----------------------------------------------------
 
 [
@@ -17,9 +20,10 @@ REM Foobar
 	["comment", ["’"]],
 	["comment", ["’ Foobar"]],
 	["comment", [["keyword", "REM"]]],
-	["comment", [["keyword", "REM"], " Foobar"]]
+	["comment", [["keyword", "REM"], " Foobar"]],
+	["comment", ["' multi-line _\r\n  comment"]]
 ]
 
 ----------------------------------------------------
 
-Checks for comments.
\ No newline at end of file
+Checks for comments.