feat: add more diagnostics

- Check if message header contains a description
- Check if message type and description are separated by space

analysis/diagnostics.go

@@ -43,14 +43,14 @@ func getHeaderDiagnostics(header string) []lsp.Diagnostic {
 		})
 	}
 
-	commit_type, description, found := strings.Cut(header, ":")
+	commit_type, description, found := strings.Cut(header, ": ")
 	if !found {
 		line_range := LineRange(0, 0, 0, len(header))
 		diagnostics = append(diagnostics, lsp.Diagnostic{
 			Severity: 1,
 			Range:    line_range,
 			Source:   "conventional-commit-lsp",
-			Message:  "Commit message must contain a type and description, separated by a colon. ",
+			Message:  "Commit message must contain a type and description, separated by a colon and space. ",
 		})
 		return diagnostics
 	}
@@ -66,6 +66,16 @@ func getHeaderDiagnostics(header string) []lsp.Diagnostic {
 		return diagnostics
 	}
 
+	if strings.TrimSpace(description) == "" {
+		line_range := LineRange(0, len(commit_type)+1, 0, len(header))
+		diagnostics = append(diagnostics, lsp.Diagnostic{
+			Severity: 1,
+			Range:    line_range,
+			Source:   "conventional-commit-lsp",
+			Message:  "Commit message must contain a description",
+		})
+	}
+
 	if commit_type == "" {
 		line_range := LineRange(0, 0, 0, len(header)-1)
 		diagnostics = append(diagnostics, lsp.Diagnostic{