cynic-codegen 0.14.1

Codegen for cynic - a GraphQL query builder & data mapper for Rust
Documentation 
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#[derive(Debug, Clone, Default)]
pub struct Errors {
    errors: Vec<syn::Error>,
}

impl Errors {
    pub fn push(&mut self, err: syn::Error) {
        self.errors.push(err);
    }

    pub fn len(&self) -> usize {
        self.errors.len()
    }

    pub fn is_empty(&self) -> bool {
        self.errors.is_empty()
    }

    pub fn to_compile_errors(&self) -> proc_macro2::TokenStream {
        let mut rv = proc_macro2::TokenStream::new();
        for err in &self.errors {
            rv.extend(err.to_compile_error());
        }

        rv
    }
}

impl Extend<Errors> for Errors {
    fn extend<T: IntoIterator<Item = Errors>>(&mut self, iter: T) {
        self.errors.extend(iter.into_iter().flat_map(|e| e.errors))
    }
}

impl std::iter::FromIterator<Errors> for Errors {
    fn from_iter<T: IntoIterator<Item = Errors>>(iter: T) -> Self {
        let mut rv = Errors { errors: vec![] };
        rv.extend(iter);
        rv
    }
}

impl From<syn::Error> for Errors {
    fn from(err: syn::Error) -> Errors {
        Errors { errors: vec![err] }
    }
}