Expressions¶

parse_expression¶

bare_script.parse_expression(expr_text, line_number=None, script_name=None, array_literals=False)¶

Parse a BareScript expression

Parameters:

expr_text (str or Iterable(str)) – The expression text
line_number (int or None, optional) – The script line number
script_name (str or None, optional) – The script name
array_literals (bool, optional) – If True, allow parsing of array literals

Returns:

The expression model

Return type:

dict

Raises:

BareScriptParserError – A parsing error occurred

bare_script.evaluate_expression(expr, options=None, locals_=None, builtins=True, script=None, statement=None)¶

Evaluate an expression model

Parameters:

script (dict) – The expression model
options (dict or None, optional) – The script execution options
locals (dict or None, optional) – The local variables
builtins (bool, optional) – If true, include the built-in expression functions

Returns:

The expression result

Raises:

BareScriptRuntimeError – A script runtime error occurred

bare_script.validate_expression(expr)¶

Validate an expression model