cargo-workspace2 0.2.2

A tool to query and manage complex cargo workspaces
Documentation 
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use std::{fmt, io};
use toml_edit::TomlError;

/// Errors occured while interacting with Cargo.toml files
#[derive(Debug)]
pub enum CargoError {
    /// Failed to read or write a file
    Io,
    /// Error parsing Cargo.toml file
    Parsing,
    /// Provided Cargo.toml was no workspace
    NoWorkspace,
    /// Provided Cargo.toml had no dependencies
    NoDependencies,
}

impl fmt::Display for CargoError {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(
            f,
            "{}",
            match self {
                Self::Io => "General I/O error",
                Self::Parsing => "Parsing error",
                Self::NoWorkspace => "Selected crate root is not a workspace!",
                Self::NoDependencies => "No dependencies found!",
            }
        )
    }
}

impl From<io::Error> for CargoError {
    fn from(_: io::Error) -> Self {
        Self::Io
    }
}

impl From<TomlError> for CargoError {
    fn from(_: TomlError) -> Self {
        Self::Parsing
    }
}