refactor: rename separator

Signed-off-by: Carlos Alexandro Becker <caarlos0@gmail.com>

glob.go

@@ -11,8 +11,8 @@ import (
 )
 
 const (
-	runeSeparator   = '/'
-	stringSeparator = string(runeSeparator)
+	separatorRune   = '/'
+	separatorString = string(separatorRune)
 )
 
 // FileSystem is meant to be used with WithFs.
@@ -70,7 +70,7 @@ func toNixPath(path string) string {
 // Glob returns all files that match the given pattern in the current directory.
 func Glob(pattern string, opts ...OptFunc) ([]string, error) {
 	return doGlob(
-		strings.TrimPrefix(pattern, "."+stringSeparator),
+		strings.TrimPrefix(pattern, "."+separatorString),
 		compileOptions(opts),
 	)
 }
@@ -79,7 +79,7 @@ func doGlob(pattern string, options *globOptions) ([]string, error) { // nolint:
 	fs := options.fs
 	var matches []string
 
-	matcher, err := glob.Compile(pattern, runeSeparator)
+	matcher, err := glob.Compile(pattern, separatorRune)
 	if err != nil {
 		return matches, fmt.Errorf("compile glob pattern: %w", err)
 	}

prefix.go

@@ -58,7 +58,7 @@ func staticText(node *ast.Node) (text string, ok bool) {
 // staticPrefix returns the file path inside the pattern up
 // to the first path element that contains a wildcard.
 func staticPrefix(pattern string) (string, error) {
-	parts := strings.Split(pattern, stringSeparator)
+	parts := strings.Split(pattern, separatorString)
 
 	// nolint:prealloc
 	var prefixPath []string
@@ -79,9 +79,9 @@ func staticPrefix(pattern string) (string, error) {
 
 		prefixPath = append(prefixPath, staticPart)
 	}
-	prefix := strings.Join(prefixPath, stringSeparator)
-	if len(pattern) > 0 && rune(pattern[0]) == runeSeparator && !strings.HasPrefix(prefix, stringSeparator) {
-		prefix = stringSeparator + prefix
+	prefix := strings.Join(prefixPath, separatorString)
+	if len(pattern) > 0 && rune(pattern[0]) == separatorRune && !strings.HasPrefix(prefix, separatorString) {
+		prefix = separatorString + prefix
 	}
 
 	if prefix == "" {