Struct vergen::Vergen

pub struct Vergen { /* fields omitted */ }

Build time information struct.

Example build.rs

extern crate vergen;

use vergen::{ConstantsFlags, Result, Vergen};

fn main() {
    gen_constants().expect("Unable to generate vergen constants!");
}

fn gen_constants() -> Result<()> {
    let vergen = Vergen::new(ConstantsFlags::all())?;

    for (k, v) in vergen.build_info() {
        println!("cargo:rustc-env={}={}", k.name(), v);
    }

    Ok(())
}

Methods

impl Vergen

pub fn build_info(&self) -> &HashMap<VergenKey, String>

The build information map.

impl Vergen

pub fn new(flags: ConstantsFlags) -> Result<Self>

Create a Vergen stuct to use in build.rs.

Trait Implementations

impl Clone for Vergen

fn clone(&self) -> Vergen

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Vergen

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

Formats the value using the given formatter.

impl Default for Vergen

fn default() -> Vergen

Returns the "default value" for a type.

impl Eq for Vergen

impl PartialEq for Vergen

fn eq(&self, other: &Vergen) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Vergen) -> bool

This method tests for !=.