Initial commit

internal/validation/strings.go

@@ -0,0 +1,62 @@
+package validation
+
+import (
+	"regexp"
+	"strings"
+)
+
+// CleanVersionString removes common prefixes and normalizes version strings.
+func CleanVersionString(version string) string {
+	cleaned := strings.TrimSpace(version)
+	return strings.TrimPrefix(cleaned, "v")
+}
+
+// ParseGitHubURL extracts organization and repository from a GitHub URL.
+func ParseGitHubURL(url string) (organization, repository string) {
+	// Handle different GitHub URL formats
+	patterns := []string{
+		`github\.com[:/]([^/]+)/([^/.]+)(?:\.git)?`,
+		`^([^/]+)/([^/.]+)$`, // Simple org/repo format
+	}
+
+	for _, pattern := range patterns {
+		re := regexp.MustCompile(pattern)
+		matches := re.FindStringSubmatch(url)
+		if len(matches) >= 3 {
+			return matches[1], matches[2]
+		}
+	}
+
+	return "", ""
+}
+
+// SanitizeActionName converts action name to a URL-friendly format.
+func SanitizeActionName(name string) string {
+	// Convert to lowercase and replace spaces with hyphens
+	return strings.ToLower(strings.ReplaceAll(strings.TrimSpace(name), " ", "-"))
+}
+
+// TrimAndNormalize removes extra whitespace and normalizes strings.
+func TrimAndNormalize(input string) string {
+	// Remove leading/trailing whitespace and normalize internal whitespace
+	re := regexp.MustCompile(`\s+`)
+	return re.ReplaceAllString(strings.TrimSpace(input), " ")
+}
+
+// FormatUsesStatement creates a properly formatted GitHub Action uses statement.
+func FormatUsesStatement(org, repo, version string) string {
+	if org == "" || repo == "" {
+		return ""
+	}
+
+	if version == "" {
+		version = "v1"
+	}
+
+	// Ensure version starts with @
+	if !strings.HasPrefix(version, "@") {
+		version = "@" + version
+	}
+
+	return org + "/" + repo + version
+}