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Skip only the tt::Literal when consuming float tokens

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This commit is contained in:
Jonas Schievink 2022-05-06 16:10:54 +02:00
parent 10dd471fd1
commit 7db55313a1
4 changed files with 41 additions and 1 deletions
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11
crates/mbe/src/tt_iter.rs
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@ -90,9 +90,20 @@ impl<'a> TtIter<'a> {
let mut cursor = buffer.begin();
let mut error = false;
let mut float_fragments_to_skip = 0;
for step in tree_traversal.iter() {
match step {
parser::Step::Token { kind, mut n_input_tokens } => {
if float_fragments_to_skip > 0 {
float_fragments_to_skip -= 1;
n_input_tokens = 0;
}
match kind {
SyntaxKind::LIFETIME_IDENT => n_input_tokens = 2,
SyntaxKind::FLOAT_NUMBER_START_1 => float_fragments_to_skip = 1,
SyntaxKind::FLOAT_NUMBER_START_2 => float_fragments_to_skip = 2,
_ => {}
}
if kind == SyntaxKind::LIFETIME_IDENT {
n_input_tokens = 2;
}