self, ArrayExprKind, AstChildren, BlockExpr, HasArgList, HasAttrs, HasLoopBody, HasName,

RangeItem, SlicePatComponents,

},

AstNode, AstPtr, SyntaxNodePtr,

AstNode, AstPtr, AstToken as _, SyntaxNodePtr,

};

use triomphe::Arc;

});

});

let template = f.template();

let fmt_snippet = template.as_ref().map(ToString::to_string);

let fmt_snippet = template.as_ref().and_then(|it| match it {

ast::Expr::Literal(literal) => match literal.kind() {

ast::LiteralKind::String(s) => Some(s.text().to_owned()),

_ => None,

},

_ => None,

});

let mut mappings = vec![];

let fmt = match template.and_then(|it| self.expand_macros_to_string(it)) {

Some((s, is_direct_literal)) => format_args::parse(

fn main() {

let are = "are";

let count = 10;

builtin#format_args("hello {count:02} {} friends, we {are:?} {0}{last}", "fancy", last = "!");

builtin#format_args("\u{1b}hello {count:02} {} friends, we {are:?} {0}{last}", "fancy", last = "!");

}

"#,

);

let count = 10;

builtin#lang(Arguments::new_v1_formatted)(

&[

"hello ", " ", " friends, we ", " ", "",

"\u{1b}hello ", " ", " friends, we ", " ", "",

],

&[

builtin#lang(Argument::new_display)(

mut synth: impl FnMut(Name) -> ExprId,

mut record_usage: impl FnMut(Name, Option<TextRange>),

) -> FormatArgs {

let text = s.text_without_quotes();

let Ok(text) = s.value() else {

return FormatArgs {

template: Default::default(),

arguments: args.finish(),

orphans: vec![],

};

};

let str_style = match s.quote_offsets() {

Some(offsets) => {

let raw = usize::from(offsets.quotes.0.len()) - 1;

};

let mut parser =

parse::Parser::new(text, str_style, fmt_snippet, false, parse::ParseMode::Format);

parse::Parser::new(&text, str_style, fmt_snippet, false, parse::ParseMode::Format);

let mut pieces = Vec::new();

while let Some(piece) = parser.next() {