FUNCTION acyclic
(* SCHEMA step_merged_ap_schema; *)
-- DIFF IN AP214
-- DIFF IN AP203e2
-- IN AP203e2/AP214/AP238 STEP-NC/AP242
FUNCTION acyclic
(arg1 : generic_expression;
arg2 : SET OF generic_expression ) : BOOLEAN;
LOCAL
result : BOOLEAN := TRUE;
END_LOCAL;
IF 'STEP_MERGED_AP_SCHEMA.SIMPLE_GENERIC_EXPRESSION' IN TYPEOF(arg1) THEN
RETURN (TRUE);
END_IF;
IF arg1 IN arg2 THEN
RETURN (FALSE);
END_IF;
IF 'STEP_MERGED_AP_SCHEMA.UNARY_GENERIC_EXPRESSION' IN TYPEOF(arg1) THEN
RETURN (acyclic(arg1\unary_generic_expression.operand, arg2 + [ arg1 ]));
END_IF;
IF 'STEP_MERGED_AP_SCHEMA.BINARY_GENERIC_EXPRESSION' IN TYPEOF(arg1) THEN
RETURN (acyclic(arg1\binary_generic_expression.operands[1], (arg2 + [ arg1 ])) AND acyclic(arg1\binary_generic_expression.operands[2], (arg2 + [ arg1 ])));
END_IF;
IF 'STEP_MERGED_AP_SCHEMA.MULTIPLE_ARITY_GENERIC_EXPRESSION' IN TYPEOF(arg1) THEN
result := TRUE;
REPEAT i := 1 TO SIZEOF(arg1\multiple_arity_generic_expression.operands);
result := result AND acyclic(arg1\multiple_arity_generic_expression.operands[i], (arg2 + [ arg1 ]));
END_REPEAT;
RETURN (result);
END_IF;
RETURN (result);
END_FUNCTION;
Referenced By
Defintion acyclic is references by the following definitions:
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2024-09-06T14:00:33-04:00