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add_expression_function

sz_configtool_lib::functions::expression

Function add_expression_function 

Source 
pub fn add_expression_function(
    config_json: &str,
    efunc_code: &str,
    params: AddExpressionFunctionParams<'_>,
) -> Result<(String, Value), SzConfigError>
Expand description

Add a new expression function

§Arguments

  • config_json - The configuration JSON string
  • efunc_code - Function code (will be uppercased)
  • params - Function parameters (connect_str required, others optional)

§Returns

Result with modified JSON string and the new function record

§Errors

Returns error if function already exists or JSON is invalid