Function stepflow_json::parse_session_json

pub fn parse_session_json(
    session: &mut Session, 
    json: &str, 
    allow_implicit_var: bool
) -> Result<(), StepFlowParseError>

Parses a Flow into a Session

if allow_implicit_var is true, when a Step is parsed and uses a variable that has not been declared in the vars section, a StringVar will be created.