Crate werror

source ·
Expand description

Basic exceptions handling mechanism.

Module :: werror

experimental rust-status docs.rs discord

Basic exceptions handling mechanism.

Basic use-case.

fn main()
{
  let err = f1();
  println!( "{err:#?}" );
  // < Err(
  // <    BasicError {
  // <        msg: "Some error",
  // <    },
  // < )
}

fn f1() -> werror::Result< () >
{
  let _read = std::fs::read_to_string( "Cargo.toml" )?;
  Err( werror::BasicError::new( "Some error" ).into() )
}

To add to your project

cargo add werror

Try out from the repository

git clone https://github.com/Wandalen/wTools
cd wTools
cargo run --example werror_tools_trivial

Modules

  • assert
    Assertions.
  • dependency
    Dependencies.
  • error
    Alias for std::error::BasicError.
  • exposed
    Exposed namespace of the module.
  • for_app
    Exceptions handling mechanism for apps.
  • for_lib
    Exceptions handling mechanism for libs.
  • orphan
    Shared with parent namespace of the module
  • prelude
    Prelude to use essentials: use my_module::prelude::*.
  • protected
    Protected namespace of the module.

Macros

  • debug_assert_id
    Macro asserts that two expressions are identical to each other. Unlike std::assert_eq it is removed from a release build.
  • debug_assert_identical
    Macro asserts that two expressions are identical to each other. Unlike std::assert_eq it is removed from a release build. Alias of debug_assert_id.
  • debug_assert_ni
    Macro asserts that two expressions are not identical to each other. Unlike std::assert_eq it is removed from a release build.
  • debug_assert_not_identical
    Macro asserts that two expressions are not identical to each other. Unlike std::assert_eq it is removed from a release build.
  • err
    Macro to generate an error descriptor.
  • return_err
    Macro to return an Err( error ) generating error descriptor.

Structs

  • BasicError
    baic implementation of generic BasicError

Traits

Type Aliases