xidl-parser 0.105.0

A IDL codegen.
Documentation 
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//! Declaration paths shared by the versioning walk and projection.

/// Joins a declaration path with a child identifier using `::`.
pub(crate) fn join(path: &str, ident: &str) -> String {
    if path.is_empty() {
        ident.to_string()
    } else {
        format!("{path}::{ident}")
    }
}

/// Name of one declarator, including array declarators.
pub(crate) fn declarator_name(declarator: &crate::hir::Declarator) -> String {
    match declarator {
        crate::hir::Declarator::SimpleDeclarator(simple) => simple.0.clone(),
        crate::hir::Declarator::ArrayDeclarator(array) => array.ident.clone(),
    }
}

/// Name of an interface attribute, including every declarator.
pub(crate) fn attribute_name(attribute: &crate::hir::AttrDcl) -> String {
    use crate::hir::{AttrDclInner, AttrDeclarator};
    match &attribute.decl {
        AttrDclInner::ReadonlyAttrSpec(spec) => spec
            .declarator
            .declarators()
            .iter()
            .map(|decl| decl.0.as_str())
            .collect::<Vec<_>>()
            .join(","),
        AttrDclInner::AttrSpec(spec) => match &spec.declarator {
            AttrDeclarator::SimpleDeclarator(declarators) => declarators
                .iter()
                .map(|simple| simple.0.clone())
                .collect::<Vec<_>>()
                .join(", "),
            AttrDeclarator::WithRaises { declarator, .. } => declarator.0.clone(),
        },
    }
}

/// Comma separated names of a declarator list.
pub(crate) fn declarators_name(declarators: &[crate::hir::Declarator]) -> String {
    declarators
        .iter()
        .map(declarator_name)
        .collect::<Vec<_>>()
        .join(", ")
}