mirror of
https://forge.katzen.cafe/katzen-cafe/iowo.git
synced 2024-11-05 07:16:23 +01:00
pawarser(init): start extracting the parser lib
This commit is contained in:
parent
a693b57447
commit
a3ab844ba7
9
Cargo.lock
generated
9
Cargo.lock
generated
|
@ -1159,6 +1159,15 @@ version = "1.0.15"
|
||||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
|
checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "pawarser"
|
||||||
|
version = "0.1.0"
|
||||||
|
dependencies = [
|
||||||
|
"drop_bomb",
|
||||||
|
"enumset",
|
||||||
|
"rowan",
|
||||||
|
]
|
||||||
|
|
||||||
[[package]]
|
[[package]]
|
||||||
name = "petgraph"
|
name = "petgraph"
|
||||||
version = "0.6.5"
|
version = "0.6.5"
|
||||||
|
|
|
@ -6,7 +6,7 @@ members = [
|
||||||
"crates/lang",
|
"crates/lang",
|
||||||
"crates/svg-filters",
|
"crates/svg-filters",
|
||||||
"crates/prowocessing",
|
"crates/prowocessing",
|
||||||
"crates/executor-poc",
|
"crates/executor-poc", "crates/pawarser",
|
||||||
]
|
]
|
||||||
resolver = "2"
|
resolver = "2"
|
||||||
|
|
||||||
|
|
12
crates/pawarser/Cargo.toml
Normal file
12
crates/pawarser/Cargo.toml
Normal file
|
@ -0,0 +1,12 @@
|
||||||
|
[package]
|
||||||
|
name = "pawarser"
|
||||||
|
version = "0.1.0"
|
||||||
|
edition = "2021"
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
|
rowan = "0.15.15"
|
||||||
|
drop_bomb = "0.1.5"
|
||||||
|
enumset = "1.1.3"
|
||||||
|
|
||||||
|
[lints]
|
||||||
|
workspace = true
|
39
crates/pawarser/src/lib.rs
Normal file
39
crates/pawarser/src/lib.rs
Normal file
|
@ -0,0 +1,39 @@
|
||||||
|
#![feature(iter_collect_into)]
|
||||||
|
pub mod parser {
|
||||||
|
pub mod input {
|
||||||
|
use enumset::{EnumSet, EnumSetType};
|
||||||
|
|
||||||
|
struct Input<'src, 'toks, SyntaxKind: EnumSetType + Into<rowan::SyntaxKind>> {
|
||||||
|
raw: &'toks Vec<(SyntaxKind, &'src str)>,
|
||||||
|
// enumset of meaningless tokens
|
||||||
|
semantically_meaningless: EnumSet<SyntaxKind>,
|
||||||
|
// indices of non-meaningless tokens
|
||||||
|
meaningful_toks: Vec<usize>,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<'src, 'toks, SyntaxKind: EnumSetType + Into<rowan::SyntaxKind>>
|
||||||
|
Input<'src, 'toks, SyntaxKind>
|
||||||
|
{
|
||||||
|
pub fn new(
|
||||||
|
raw_toks: &'toks Vec<(SyntaxKind, &'src str)>,
|
||||||
|
meaningless: Option<EnumSet<SyntaxKind>>,
|
||||||
|
) -> Self {
|
||||||
|
let mut meaningful_toks = Vec::new();
|
||||||
|
|
||||||
|
if let Some(meaningless) = meaningless {
|
||||||
|
let meaningful_toks = raw_toks
|
||||||
|
.iter()
|
||||||
|
.enumerate()
|
||||||
|
.filter_map(|(i, tok)| (!meaningless.contains(tok.0)).then_some(i))
|
||||||
|
.collect_into(&mut meaningful_toks);
|
||||||
|
}
|
||||||
|
|
||||||
|
Self {
|
||||||
|
raw: raw_toks,
|
||||||
|
semantically_meaningless: meaningless.unwrap_or_default(),
|
||||||
|
meaningful_toks,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
Loading…
Reference in a new issue