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- # Delegates to `succ` on sucecss or to `fail` on error
- # ex: Thing.load 123, iferr cb, (thing) -> ...
- iferr = (fail, succ) -> (err, a...) ->
- if err? then fail err
- else succ? a...
- # Like iferr, but also catches errors thrown from `succ` and passes to `fail`
- tiferr = (fail, succ) -> iferr fail, (a...) ->
- try succ a...
- catch err then fail err
- # Delegate to the success function on success, or throw the error otherwise
- # ex: Thing.load 123, throwerr (thing) -> ...
- throwerr = iferr.bind null, (err) -> throw err
- # Prints errors when one is passed, or does nothing otherwise
- # ex: thing.save printerr
- printerr = iferr (err) -> console.error err.stack or err
- module.exports = exports = iferr
- exports.iferr = iferr
- exports.tiferr = tiferr
- exports.throwerr = throwerr
- exports.printerr = printerr
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