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internal: move visibility to a prefix entry point

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This commit is contained in:
Aleksey Kladov 2021-12-27 15:22:44 +03:00
parent abc658aad0
commit 350d5dc152
4 changed files with 62 additions and 8 deletions
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7
crates/parser/src/lib.rs
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@ -49,12 +49,13 @@ pub use crate::{
/// `Option<Output>`. The way MBE work, by the time we *try* to parse `$e:expr`
/// we already commit to expression. In other words, this API by design can't be
/// used to implement "rollback and try another alternative" logic.
#[derive(Debug)]
pub enum PrefixEntryPoint {
Vis,
}
impl PrefixEntryPoint {
pub fn parse(self, input: &Input) -> Output {
pub fn parse(&self, input: &Input) -> Output {
let entry_point: fn(&'_ mut parser::Parser) = match self {
PrefixEntryPoint::Vis => grammar::entry::prefix::vis,
};
@ -80,7 +81,7 @@ pub enum ParserEntryPoint {
Pattern,
Item,
Block,
Visibility,
// Visibility,
MetaItem,
Items,
Statements,
@ -109,7 +110,7 @@ pub fn parse(inp: &Input, entry_point: ParserEntryPoint) -> Output {
ParserEntryPoint::Pattern => grammar::entry_points::pattern,
ParserEntryPoint::Item => grammar::entry_points::item,
ParserEntryPoint::Block => grammar::entry_points::block_expr,
ParserEntryPoint::Visibility => grammar::entry_points::visibility,
// ParserEntryPoint::Visibility => grammar::entry_points::visibility,
ParserEntryPoint::MetaItem => grammar::entry_points::meta_item,
ParserEntryPoint::Statement => grammar::entry_points::stmt,
ParserEntryPoint::StatementOptionalSemi => grammar::entry_points::stmt_optional_semi,