Crate flowcore 

flowcore defines core structs and traits used by other flow libraries and implementations

Modules

content

contains the file and http content provider implementations Content provider trait. It defines methods for for getting content of flows from files, http or library references.

deserializers

serializers to read definition files from various text formats based on file extension deserializer modules provides deserializers from different file formats

errors

contains [Error] that other modules in this crate will use errors::*; to get access to everything error_chain creates.

model

defines many of the core data structures used across libraries and binaries model module defines a number of core data structures that are used across the compiler and the runtime and macros.

provider

is a trait definition that providers of content must implement

serializers

Serializers for writing flow model types to disk (TOML format) Serializers for flow model types to TOML format.

url_helper

Utility functions related to Urls

Macros

flow_output

Return a flow function result with Ok((Some(value), RUN_AGAIN)).

Constants

DONT_RUN_AGAIN

Use DONT_RUN_AGAIN to indicate that a function should not be executed more times

RUN_AGAIN

Use RUN_AGAIN to indicate that a function can be executed more times

Traits

Implementation

The Implementation trait used by functions to provide the code that runs on inputs

Type Aliases

RunAgain

Implementations should return a value of type RunAgain to indicate if it should be executed more times in the future.