Commit d30a2da6ab099dd584848ed31266c7d41dda8648

Michael Schmidt 2021-12-10T14:34:42

Powershell: Fixed lookbehind + refactoring (#3245)

diff --git a/components/prism-powershell.js b/components/prism-powershell.js
index 88b0644..5380269 100644
--- a/components/prism-powershell.js
+++ b/components/prism-powershell.js
@@ -15,15 +15,7 @@
 			{
 				pattern: /"(?:`[\s\S]|[^`"])*"/,
 				greedy: true,
-				inside: {
-					'function': {
-						// Allow for one level of nesting
-						pattern: /(^|[^`])\$\((?:\$\([^\r\n()]*\)|(?!\$\()[^\r\n)])*\)/,
-						lookbehind: true,
-						// Populated at end of file
-						inside: {}
-					}
-				}
+				inside: null // see below
 			},
 			{
 				pattern: /'(?:[^']|'')*'/,
@@ -45,16 +37,22 @@
 		// per http://technet.microsoft.com/en-us/library/hh847744.aspx
 		'keyword': /\b(?:Begin|Break|Catch|Class|Continue|Data|Define|Do|DynamicParam|Else|ElseIf|End|Exit|Filter|Finally|For|ForEach|From|Function|If|InlineScript|Parallel|Param|Process|Return|Sequence|Switch|Throw|Trap|Try|Until|Using|Var|While|Workflow)\b/i,
 		'operator': {
-			pattern: /(\W?)(?:!|-(?:b?(?:and|x?or)|as|(?:Not)?(?:Contains|In|Like|Match)|eq|ge|gt|is(?:Not)?|Join|le|lt|ne|not|Replace|sh[lr])\b|-[-=]?|\+[+=]?|[*\/%]=?)/i,
+			pattern: /(^|\W)(?:!|-(?:b?(?:and|x?or)|as|(?:Not)?(?:Contains|In|Like|Match)|eq|ge|gt|is(?:Not)?|Join|le|lt|ne|not|Replace|sh[lr])\b|-[-=]?|\+[+=]?|[*\/%]=?)/i,
 			lookbehind: true
 		},
 		'punctuation': /[|{}[\];(),.]/
 	};
 
 	// Variable interpolation inside strings, and nested expressions
-	var stringInside = powershell.string[0].inside;
-	stringInside.boolean = powershell.boolean;
-	stringInside.variable = powershell.variable;
-	stringInside.function.inside = powershell;
+	powershell.string[0].inside = {
+		'function': {
+			// Allow for one level of nesting
+			pattern: /(^|[^`])\$\((?:\$\([^\r\n()]*\)|(?!\$\()[^\r\n)])*\)/,
+			lookbehind: true,
+			inside: powershell
+		},
+		'boolean': powershell.boolean,
+		'variable': powershell.variable,
+	};
 
 }(Prism));
diff --git a/components/prism-powershell.min.js b/components/prism-powershell.min.js
index c6da310..7e969c6 100644
--- a/components/prism-powershell.min.js
+++ b/components/prism-powershell.min.js
@@ -1 +1 @@
-!function(e){var i=Prism.languages.powershell={comment:[{pattern:/(^|[^`])<#[\s\S]*?#>/,lookbehind:!0},{pattern:/(^|[^`])#.*/,lookbehind:!0}],string:[{pattern:/"(?:`[\s\S]|[^`"])*"/,greedy:!0,inside:{function:{pattern:/(^|[^`])\$\((?:\$\([^\r\n()]*\)|(?!\$\()[^\r\n)])*\)/,lookbehind:!0,inside:{}}}},{pattern:/'(?:[^']|'')*'/,greedy:!0}],namespace:/\[[a-z](?:\[(?:\[[^\]]*\]|[^\[\]])*\]|[^\[\]])*\]/i,boolean:/\$(?:false|true)\b/i,variable:/\$\w+\b/,function:[/\b(?:Add|Approve|Assert|Backup|Block|Checkpoint|Clear|Close|Compare|Complete|Compress|Confirm|Connect|Convert|ConvertFrom|ConvertTo|Copy|Debug|Deny|Disable|Disconnect|Dismount|Edit|Enable|Enter|Exit|Expand|Export|Find|ForEach|Format|Get|Grant|Group|Hide|Import|Initialize|Install|Invoke|Join|Limit|Lock|Measure|Merge|Move|New|Open|Optimize|Out|Ping|Pop|Protect|Publish|Push|Read|Receive|Redo|Register|Remove|Rename|Repair|Request|Reset|Resize|Resolve|Restart|Restore|Resume|Revoke|Save|Search|Select|Send|Set|Show|Skip|Sort|Split|Start|Step|Stop|Submit|Suspend|Switch|Sync|Tee|Test|Trace|Unblock|Undo|Uninstall|Unlock|Unprotect|Unpublish|Unregister|Update|Use|Wait|Watch|Where|Write)-[a-z]+\b/i,/\b(?:ac|cat|chdir|clc|cli|clp|clv|compare|copy|cp|cpi|cpp|cvpa|dbp|del|diff|dir|ebp|echo|epal|epcsv|epsn|erase|fc|fl|ft|fw|gal|gbp|gc|gci|gcs|gdr|gi|gl|gm|gp|gps|group|gsv|gu|gv|gwmi|iex|ii|ipal|ipcsv|ipsn|irm|iwmi|iwr|kill|lp|ls|measure|mi|mount|move|mp|mv|nal|ndr|ni|nv|ogv|popd|ps|pushd|pwd|rbp|rd|rdr|ren|ri|rm|rmdir|rni|rnp|rp|rv|rvpa|rwmi|sal|saps|sasv|sbp|sc|select|set|shcm|si|sl|sleep|sls|sort|sp|spps|spsv|start|sv|swmi|tee|trcm|type|write)\b/i],keyword:/\b(?:Begin|Break|Catch|Class|Continue|Data|Define|Do|DynamicParam|Else|ElseIf|End|Exit|Filter|Finally|For|ForEach|From|Function|If|InlineScript|Parallel|Param|Process|Return|Sequence|Switch|Throw|Trap|Try|Until|Using|Var|While|Workflow)\b/i,operator:{pattern:/(\W?)(?:!|-(?:b?(?:and|x?or)|as|(?:Not)?(?:Contains|In|Like|Match)|eq|ge|gt|is(?:Not)?|Join|le|lt|ne|not|Replace|sh[lr])\b|-[-=]?|\+[+=]?|[*\/%]=?)/i,lookbehind:!0},punctuation:/[|{}[\];(),.]/},r=i.string[0].inside;r.boolean=i.boolean,r.variable=i.variable,r.function.inside=i}();
\ No newline at end of file
+!function(e){var i=Prism.languages.powershell={comment:[{pattern:/(^|[^`])<#[\s\S]*?#>/,lookbehind:!0},{pattern:/(^|[^`])#.*/,lookbehind:!0}],string:[{pattern:/"(?:`[\s\S]|[^`"])*"/,greedy:!0,inside:null},{pattern:/'(?:[^']|'')*'/,greedy:!0}],namespace:/\[[a-z](?:\[(?:\[[^\]]*\]|[^\[\]])*\]|[^\[\]])*\]/i,boolean:/\$(?:false|true)\b/i,variable:/\$\w+\b/,function:[/\b(?:Add|Approve|Assert|Backup|Block|Checkpoint|Clear|Close|Compare|Complete|Compress|Confirm|Connect|Convert|ConvertFrom|ConvertTo|Copy|Debug|Deny|Disable|Disconnect|Dismount|Edit|Enable|Enter|Exit|Expand|Export|Find|ForEach|Format|Get|Grant|Group|Hide|Import|Initialize|Install|Invoke|Join|Limit|Lock|Measure|Merge|Move|New|Open|Optimize|Out|Ping|Pop|Protect|Publish|Push|Read|Receive|Redo|Register|Remove|Rename|Repair|Request|Reset|Resize|Resolve|Restart|Restore|Resume|Revoke|Save|Search|Select|Send|Set|Show|Skip|Sort|Split|Start|Step|Stop|Submit|Suspend|Switch|Sync|Tee|Test|Trace|Unblock|Undo|Uninstall|Unlock|Unprotect|Unpublish|Unregister|Update|Use|Wait|Watch|Where|Write)-[a-z]+\b/i,/\b(?:ac|cat|chdir|clc|cli|clp|clv|compare|copy|cp|cpi|cpp|cvpa|dbp|del|diff|dir|ebp|echo|epal|epcsv|epsn|erase|fc|fl|ft|fw|gal|gbp|gc|gci|gcs|gdr|gi|gl|gm|gp|gps|group|gsv|gu|gv|gwmi|iex|ii|ipal|ipcsv|ipsn|irm|iwmi|iwr|kill|lp|ls|measure|mi|mount|move|mp|mv|nal|ndr|ni|nv|ogv|popd|ps|pushd|pwd|rbp|rd|rdr|ren|ri|rm|rmdir|rni|rnp|rp|rv|rvpa|rwmi|sal|saps|sasv|sbp|sc|select|set|shcm|si|sl|sleep|sls|sort|sp|spps|spsv|start|sv|swmi|tee|trcm|type|write)\b/i],keyword:/\b(?:Begin|Break|Catch|Class|Continue|Data|Define|Do|DynamicParam|Else|ElseIf|End|Exit|Filter|Finally|For|ForEach|From|Function|If|InlineScript|Parallel|Param|Process|Return|Sequence|Switch|Throw|Trap|Try|Until|Using|Var|While|Workflow)\b/i,operator:{pattern:/(^|\W)(?:!|-(?:b?(?:and|x?or)|as|(?:Not)?(?:Contains|In|Like|Match)|eq|ge|gt|is(?:Not)?|Join|le|lt|ne|not|Replace|sh[lr])\b|-[-=]?|\+[+=]?|[*\/%]=?)/i,lookbehind:!0},punctuation:/[|{}[\];(),.]/};i.string[0].inside={function:{pattern:/(^|[^`])\$\((?:\$\([^\r\n()]*\)|(?!\$\()[^\r\n)])*\)/,lookbehind:!0,inside:i},boolean:i.boolean,variable:i.variable}}();
\ No newline at end of file