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use fluent_syntax::ast;
use fluent_syntax::parser::Parser;
use fluent_syntax::parser::ParserError;
use ouroboros::self_referencing;
#[self_referencing]
#[derive(Debug)]
pub struct InnerFluentResource {
string: String,
#[borrows(string)]
ast: ast::Resource<&'this str>,
}
/// A resource containing a list of localization messages.
#[derive(Debug)]
pub struct FluentResource(InnerFluentResource);
impl FluentResource {
pub fn try_new(source: String) -> Result<Self, (Self, Vec<ParserError>)> {
let mut errors = None;
let res = InnerFluentResourceBuilder {
string: source,
ast_builder: |string: &str| match Parser::new(string).parse() {
Ok(ast) => ast,
Err((ast, err)) => {
errors = Some(err);
ast
}
},
}
.build();
if let Some(errors) = errors {
Err((Self(res), errors))
} else {
Ok(Self(res))
}
}
pub fn ast(&self) -> &ast::Resource<&str> {
self.0.borrow_ast()
}
}
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