// Package db provides database access and migration management.
package db

import (
	"errors"

	"modernc.org/sqlite"
	sqlite3 "modernc.org/sqlite/lib"
)

// IsUniqueConstraintError reports whether err is a SQLite
// unique-constraint violation.
func IsUniqueConstraintError(err error) bool {
	var sqliteErr *sqlite.Error
	if !errors.As(err, &sqliteErr) {
		return false
	}

	return sqliteErr.Code() == sqlite3.SQLITE_CONSTRAINT_UNIQUE
}