diff options
Diffstat (limited to 'deps/npm/node_modules/gentle-fs/node_modules/iferr/index.coffee')
| -rw-r--r-- | deps/npm/node_modules/gentle-fs/node_modules/iferr/index.coffee | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/deps/npm/node_modules/gentle-fs/node_modules/iferr/index.coffee b/deps/npm/node_modules/gentle-fs/node_modules/iferr/index.coffee new file mode 100644 index 0000000000..da6d00719f --- /dev/null +++ b/deps/npm/node_modules/gentle-fs/node_modules/iferr/index.coffee @@ -0,0 +1,24 @@ +# 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 |