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SRFI 12 Condition Utilities
Convenience API for constructing common Chicken exception conditions, predicates, and accessors.
LOC is a symbol, or #f.
MSG is a string, or #f.
ARGS is a list, or #f.
COND is a:
- (make-property-condition <symbol>)
- (apply make-property-condition <list>)
KIND is a symbol.
PROP is a symbol.
make-exn-condition[procedure] (make-exn-condition [LOC [MSG [ARGS]]]) => property-condition
Returns an exn property-condition with optional location, message and arguments property values.
Will always include location, message and arguments properties in the property-condition.
make-exn-condition+[procedure] (make-exn-condition+ LOC MSG ARGS [COND...]) => property-condition
Returns a composite-condition exn COND....
When one-of LOC, MSG, or ARGS is without a useful value in the error context be sure to use #f as the actual argument.
make-condition+[procedure] (make-condition+ COND...) => property-condition
Returns a composite-condition COND....
condition-predicate*[procedure] (condition-predicate* KIND) => (procedure (*) boolean)
Returns a "memioized" condition-predicate for KIND.
make-condition-predicate[syntax] (make-condition-predicate KIND...) => (procedure (*) boolean)
Returns a condition-predicate for KIND....
condition-property-accessor*[procedure] (condition-property-accessor* KIND PROP [DEFAULT]) => (procedure (*) boolean)
Returns a "memioized" condition-property-accessor for KIND.
make-condition-property-accessor[syntax] (make-condition-property-accessor KIND PROP [DEFAULT]) => (procedure (*) boolean)
Returns a condition-property-accessor for KIND PROP.
- Fix for ticket #630
- Hello (from "check-errors:1.11.0")
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