Module defs 

Common definitions for the feature-check crate’s modules.

Structs

Config

Runtime configuration settings for the obtain_features function.

Enums

CalcResult

The result of evaluating either a single term or the whole expression.

Mode

The feature-check operating mode, usually “List”.

ObtainError

Errors that can occur during querying a program’s features.

Obtained

The result of querying a program for its supported features.

ParseError

Errors that can occur during parsing a test expression or the features line.

Constants

DEFAULT_OPTION_NAME

The default option to pass to a program to obtain the list of features.

DEFAULT_PREFIX

The default prefix to look for in the lines output by the program.

Traits

Calculable

An object that may be evaluated and provide a result.