Function run_migrate_generate

sea-orm-cli/src/commands/migrate.rs:129–159

(
    migration_dir: &str,
    migration_name: &str,
    universal_time: bool,
)

}

pub fn run_migrate_generate(
    migration_dir: &str,
    migration_name: &str,
    universal_time: bool,
) -> Result<(), Box<dyn Error>> {
    // Make sure the migration name doesn't contain any characters that
    // are invalid module names in Rust.
    if migration_name.contains('-') {
        return Err(Box::new(MigrationCommandError::InvalidName(
            "Hyphen `-` cannot be used in migration name".to_string(),
        )));
    }

    println!("Generating new migration...");

    // build new migration filename
    const FMT: &str = "%Y%m%d_%H%M%S";
    let formatted_now = if universal_time {
        Utc::now().format(FMT)
    } else {
        Local::now().format(FMT)
    };

    let migration_name = migration_name.trim().replace(' ', "_");
    let migration_name = format!("m{formatted_now}_{migration_name}");

    create_new_migration(&migration_name, migration_dir)?;
    update_migrator(&migration_name, migration_dir)?;

    Ok(())
}

/// `get_full_migration_dir` looks for a `src` directory
/// inside of `migration_dir` and appends that to the returned path if found.