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parse expect

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This commit is contained in:
Folkert 2021-04-22 23:00:44 +02:00
parent 50942325b9
commit 700e7d9686
12 changed files with 223 additions and 5 deletions
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26
compiler/fmt/src/expr.rs
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@ -59,6 +59,10 @@ impl<'a> Formattable<'a> for Expr<'a> {
loc_expr.is_multiline() || args.iter().any(|loc_arg| loc_arg.is_multiline())
}
Expect(condition, continuation) => {
condition.is_multiline() || continuation.is_multiline()
}
If(branches, final_else) => {
final_else.is_multiline()
|| branches
@ -280,6 +284,9 @@ impl<'a> Formattable<'a> for Expr<'a> {
// still print the return value.
ret.format_with_options(buf, Parens::NotNeeded, Newlines::Yes, indent);
}
Expect(condition, continuation) => {
fmt_expect(buf, condition, continuation, self.is_multiline(), indent);
}
If(branches, final_else) => {
fmt_if(buf, branches, final_else, self.is_multiline(), indent);
}
@ -629,6 +636,25 @@ fn fmt_when<'a>(
}
}
fn fmt_expect<'a>(
buf: &mut String<'a>,
condition: &'a Located<Expr<'a>>,
continuation: &'a Located<Expr<'a>>,
is_multiline: bool,
indent: u16,
) {
let return_indent = if is_multiline {
indent + INDENT
} else {
indent
};
buf.push_str("expect");
condition.format(buf, return_indent);
buf.push('\n');
continuation.format(buf, return_indent);
}
fn fmt_if<'a>(
buf: &mut String<'a>,
branches: &'a [(Located<Expr<'a>>, Located<Expr<'a>>)],