succeed: succeed is based on the empty string symbol in the BNF notation The
succeed parser always succeeds, without actually consuming any input
string. Since the outcome of succeed does not depend on its input, its result
value must be pre-detemined, so it is included as an extra parameter.
Description
succeed is based on the empty string symbol in the BNF notation The
succeed parser always succeeds, without actually consuming any input
string. Since the outcome of succeed does not depend on its input, its result
value must be pre-detemined, so it is included as an extra parameter.