Avoid scoping leading lists with .empty-lines

Partially related to #11.

Author: Alhadis

grammars/muse.cson

@@ -5,7 +5,7 @@ patterns: [{
 	# Skip blank lines
 	name:  "meta.blank-lines.muse"
 	begin: "\\A\\s*$"
-	end:   "^(?=\\S)"
+	end:   "(?=^\\s*\\S)"
 },{
 	# Prologue (directive lines)
 	name:  "meta.prologue.muse"
@@ -15,7 +15,7 @@ patterns: [{
 },{
 	# Remainder of document
 	name:  "meta.document.muse"
-	begin: "^(?=[^\\s#]|\\s+#)"
+	begin: "^(?=[^\\s#]|\\s+\\S)"
 	end:   "(?=A)B"
 	patterns: [include: "#main"]
 }]
@@ -306,7 +306,7 @@ repository:
 	list:
 		name:  "markup.list.muse"
 		begin: "^(\\s+)(?=-|(?:\\d+|[a-z]+|[A-Z]+)\\.)"
-		end:   "^(?!\\1)(?!\\s*$)"
+		end:   "(?=^(?!\\1)(?!\\s*$))"
 		beginCaptures:
 			1: name: "punctuation.whitespace.leading.muse"
 		patterns: [{

spec/muse-spec.js

@@ -75,6 +75,18 @@ describe("Muse grammar", () => {
 			expect(tokens[5]).to.eql({value: "**",          scopes: [...baseScopes, "markup.bold.strong.emphasis.muse", "punctuation.definition.emphasis.end.muse"]});
 			expect(tokens[6]).to.eql({value: " qul",        scopes: [...baseScopes]});
 		});
+		
+		it("stops skipping blank-lines when encountering a list", () => {
+			const lines = muse.tokenizeLines("\n - list\n");
+			const baseScopes = ["text.muse", "meta.document.muse", "markup.list.muse"];
+			expect(lines[0][0]).to.eql({value: "",     scopes: ["text.muse", "meta.blank-lines.muse"]});
+			expect(lines[1][0]).to.eql({value: " ",    scopes: [...baseScopes, "punctuation.whitespace.leading.muse"]});
+			expect(lines[1][1]).to.eql({value: "-",    scopes: [...baseScopes, "keyword.operator.list.unnumbered.marker.muse"]});
+			expect(lines[1][2]).to.eql({value: " ",    scopes: [...baseScopes]});
+			expect(lines[1][3]).to.eql({value: "list", scopes: [...baseScopes]});
+			expect(lines[1][4]).to.eql({value: "",     scopes: [...baseScopes]});
+			expect(lines[2][0]).to.eql({value: "",     scopes: [...baseScopes]});
+		});
 	});
 
 	describe("Fixture highlighting", function(){