class method allow comment before parameters

Author: msftrncs

PowerShellSyntax.tmLanguage

@@ -219,17 +219,9 @@
 						</dict>
 						<dict>
 							<key>begin</key>
-							<string>([\p{L}_]\w*)(?=\s*\()</string>
-							<key>beginCaptures</key>
-							<dict>
-								<key>1</key>
-								<dict>
-									<key>name</key>
-									<string>entity.name.function.powershell</string>
-								</dict>
-							</dict>
+							<string>(?=[\p{L}_])</string>
 							<key>end</key>
-							<string>}|(?=[^\s])</string>
+							<string>}|(?=[^\s])|$(?=\n)</string>
 							<key>endCaptures</key>
 							<dict>
 								<key>0</key>
@@ -244,68 +236,112 @@
 							<string>meta.method.powershell</string>
 							<key>patterns</key>
 							<array>
+								<dict>
+									<key>match</key>
+									<string>`\n</string>
+									<key>name</key>
+									<string>constant.character.escape.powershell</string>
+								</dict>
 								<dict>
 									<key>begin</key>
-									<string>:</string>
+									<string>\G([\p{L}_]\w*)</string>
 									<key>beginCaptures</key>
 									<dict>
-										<key>0</key>
+										<key>1</key>
 										<dict>
 											<key>name</key>
-											<string>punctuation.separator.colon.powershell</string>
+											<string>entity.name.function.powershell</string>
 										</dict>
 									</dict>
 									<key>end</key>
-									<string>(?=[;{])</string>
+									<string>(?=[^\s])|$(?=\n)</string>
+									<key>applyEndPatternLast</key>
+									<true/>
 									<key>patterns</key>
 									<array>
 										<dict>
 											<key>begin</key>
-											<string>(?i:base)</string>
-											<key>beginCaptures</key>
-											<dict>
-												<key>0</key>
-												<dict>
-													<key>name</key>
-													<string>variable.language.super.powershell</string>
-												</dict>
-											</dict>
+											<string>(?=\()</string>
 											<key>end</key>
-											<string>(?=[;{])</string>
+											<string>(?=[^\s])</string>
+											<key>applyEndPatternLast</key>
+											<true/>
 											<key>patterns</key>
 											<array>
+												<dict>
+													<key>begin</key>
+													<string>:</string>
+													<key>beginCaptures</key>
+													<dict>
+														<key>0</key>
+														<dict>
+															<key>name</key>
+															<string>punctuation.separator.colon.powershell</string>
+														</dict>
+													</dict>
+													<key>end</key>
+													<string>(?=[;{])</string>
+													<key>patterns</key>
+													<array>
+														<dict>
+															<key>begin</key>
+															<string>(?i:base)(?![^\s{(,;&amp;|)}])</string>
+															<key>beginCaptures</key>
+															<dict>
+																<key>0</key>
+																<dict>
+																	<key>name</key>
+																	<string>variable.language.super.powershell</string>
+																</dict>
+															</dict>
+															<key>end</key>
+															<string>(?=[;{])</string>
+															<key>patterns</key>
+															<array>
+																<dict>
+																	<key>include</key>
+																	<string>#declarationParameterSet</string>
+																</dict>
+															</array>
+														</dict>
+													</array>
+												</dict>
 												<dict>
 													<key>include</key>
 													<string>#declarationParameterSet</string>
 												</dict>
+												<dict>
+													<key>begin</key>
+													<string>{</string>
+													<key>beginCaptures</key>
+													<dict>
+														<key>0</key>
+														<dict>
+															<key>name</key>
+															<string>punctuation.section.braces.begin.powershell</string>
+														</dict>
+													</dict>
+													<key>end</key>
+													<string>(?=})</string>
+													<key>contentName</key>
+													<string>meta.method-body.powershell</string>
+													<key>patterns</key>
+													<array>
+														<dict>
+															<key>include</key>
+															<string>$self</string>
+														</dict>
+													</array>
+												</dict>
+												<dict>
+													<key>include</key>
+													<string>#notCode</string>
+												</dict>
 											</array>
 										</dict>
-									</array>
-								</dict>
-								<dict>
-									<key>include</key>
-									<string>#declarationParameterSet</string>
-								</dict>
-								<dict>
-									<key>begin</key>
-									<string>{</string>
-									<key>beginCaptures</key>
-									<dict>
-										<key>0</key>
-										<dict>
-											<key>name</key>
-											<string>punctuation.section.braces.begin.powershell</string>
-										</dict>
-									</dict>
-									<key>end</key>
-									<string>(?=})</string>
-									<key>contentName</key>
-									<string>meta.method-body.powershell</string>
-									<key>patterns</key>
-									<array>
 										<dict>
 											<key>include</key>
-											<string>$self</string>
+											<string>#notCode</string>
 										</dict>
 									</array>
 								</dict>