add Just lang

file.go

@@ -108,17 +108,33 @@ scannerloop:
 				line = trimBOM(line)
 			}
 
-		singleloop:
-			for _, singleComment := range language.lineComments {
-				if strings.HasPrefix(line, singleComment) {
-					// check if single comment is a prefix of multi comment
-					for _, ml := range language.multiLines {
-						if ml[0] != "" && strings.HasPrefix(line, ml[0]) {
-							break singleloop
+			if len(language.regexLineComments) > 0 {
+			singleloopRegex:
+				for _, singleCommentRegex := range language.regexLineComments {
+					if singleCommentRegex.MatchString(line) {
+						// check if single comment is a prefix of multi comment
+						for _, ml := range language.multiLines {
+							if ml[0] != "" && strings.HasPrefix(line, ml[0]) {
+								break singleloopRegex
+							}
 						}
+						onComment(clocFile, opts, len(inComments) > 0, line, lineOrg)
+						continue scannerloop
+					}
+				}
+			} else {
+			singleloop:
+				for _, singleComment := range language.lineComments {
+					if strings.HasPrefix(line, singleComment) {
+						// check if single comment is a prefix of multi comment
+						for _, ml := range language.multiLines {
+							if ml[0] != "" && strings.HasPrefix(line, ml[0]) {
+								break singleloop
+							}
+						}
+						onComment(clocFile, opts, len(inComments) > 0, line, lineOrg)
+						continue scannerloop
 					}
-					onComment(clocFile, opts, len(inComments) > 0, line, lineOrg)
-					continue scannerloop
 				}
 			}
 

language.go

@@ -212,6 +212,7 @@ var Exts = map[string]string{
 	"janet":       "Janet",
 	"json":        "JSON",
 	"jsx":         "JSX",
+	"just":        "Just",
 	"kak":         "KakouneScript",
 	"kk":          "Koka",
 	"kt":          "Kotlin",
@@ -431,6 +432,8 @@ func getFileType(path string, opts *ClocOptions) (ext string, ok bool) {
 	}
 
 	switch strings.ToLower(base) {
+	case "justfile":
+		return "just", true
 	case "makefile":
 		return "makefile", true
 	case "nukefile":
@@ -600,6 +603,7 @@ func NewDefinedLanguages() *DefinedLanguages {
 			"JavaScript":          NewLanguage("JavaScript", []string{"//"}, [][]string{{"/*", "*/"}}),
 			"Julia":               NewLanguage("Julia", []string{"#"}, [][]string{{"#:=", ":=#"}}),
 			"Jupyter Notebook":    NewLanguage("Jupyter Notebook", []string{"#"}, [][]string{{"", ""}}),
+			"Just":                NewLanguage("Just", []string{"#"}, [][]string{{"", ""}}).WithRegexLineComments([]string{`^#[^!].*`}),
 			"JSON":                NewLanguage("JSON", []string{}, [][]string{{"", ""}}),
 			"JSX":                 NewLanguage("JSX", []string{"//"}, [][]string{{"/*", "*/"}}),
 			"KakouneScript":       NewLanguage("KakouneScript", []string{"#"}, [][]string{{"", ""}}),

utils.go

@@ -146,10 +146,15 @@ func getAllFiles(paths []string, languages *DefinedLanguages, opts *ClocOptions)
 					}
 
 					if _, ok := result[targetExt]; !ok {
-						result[targetExt] = NewLanguage(
+						definedLang := NewLanguage(
 							languages.Langs[targetExt].Name,
 							languages.Langs[targetExt].lineComments,
-							languages.Langs[targetExt].multiLines)
+							languages.Langs[targetExt].multiLines,
+						)
+						if len(languages.Langs[targetExt].regexLineComments) > 0 {
+							definedLang.regexLineComments = languages.Langs[targetExt].regexLineComments
+						}
+						result[targetExt] = definedLang
 					}
 					result[targetExt].Files = append(result[targetExt].Files, path)
 				}