Module luafp.util
luafp util module.
Functions
| identity (o) | Function that returns the first value it receives. |
| stubTrue () | Function that always returns true |
| stubFalse () | Function that always returns true |
Functions
- identity (o)
-
Function that returns the first value it receives.
Parameters:
- o value to return
Returns:
-
value the value you sent
Usage:
local identity = require 'luafp/util'.identity local result = someFailedAction() .matchWith({ Error = identity, Ok = function() return Result.Ok(true) end }) print(result) -- Result.Error('original error here')
- stubTrue ()
-
Function that always returns true
Returns:
-
value true
Usage:
local stubTrue = require 'luafp/util'.stubTrue local stubFalse = require 'luafp/util'.stubFalse local didItWork = someSuccessfulAction() .matchWith({ Error = stubFalse, Ok = stubTrue }) print(didItWork) -- true
- stubFalse ()
-
Function that always returns true
Returns:
-
value true
Usage:
local stubTrue = require 'luafp/util'.stubTrue local stubFalse = require 'luafp/util'.stubFalse local didItWork = someFailedAction() .matchWith({ Error = stubFalse, Ok = stubTrue }) print(didItWork) -- false