Struct RbEnv 

pub struct RbEnv { /* private fields */ }

Information about the rb-sys environment.

Implementations

impl RbEnv

pub fn ruby_version(&self) -> RubyVersion

The current Ruby version.

pub fn ruby_major_minor(&self) -> (u8, u8)

The (major, minor) tuple of the current Ruby version.

pub fn get_rbconfig_value(&self, key: &str) -> Option<&str>

Get a value from the current Ruby’s RbConfig::CONFIG.

pub fn cargo_features(&self) -> Vec<String>

List the Cargo features of rb-sys

pub fn force_link_ruby(self) -> Self

Tell Cargo to link to libruby, even if rb-sys decided not to.

pub fn encoded_cargo_args(&self) -> Vec<String>

pub fn is_ruby_static(&self) -> bool

Indicates if we are using libruby-static.

pub fn print_cargo_rustc_cfg(&self)

Prints args for rustc (i.e. cargo:rustc-cfg=...).

pub fn print_encoded_cargo_args(&self)

Prints directives for rustc (i.e. cargo:rustc-link-lib=...).

pub fn print_cargo_rerun_if_changed(&self)

Prints directives for re-runs (i.e. cargo:rerun-if-env-changed=...)

Trait Implementations

impl Clone for RbEnv

fn clone(&self) -> RbEnv

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for RbEnv

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for RbEnv

fn default() -> Self

Returns the “default value” for a type.