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use Arc<str> where applicable; use konst split_at

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🪞👃🪞 2025-01-08 00:24:40 +01:00
parent 411fc0c4bc
commit 305481adee
35 changed files with 286 additions and 273 deletions
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11
edn/Cargo.lock generated
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@ -770,19 +770,18 @@ dependencies = [
"clojure-reader",
"itertools 0.14.0",
"konst",
"tek_layout",
"tek_tui",
]
[[package]]
name = "tek_engine"
name = "tek_input"
version = "0.2.0"
[[package]]
name = "tek_layout"
name = "tek_output"
version = "0.2.0"
dependencies = [
"tek_engine",
"tek_edn",
]
[[package]]
@ -795,8 +794,8 @@ dependencies = [
"rand",
"ratatui",
"tek_edn",
"tek_engine",
"tek_layout",
"tek_input",
"tek_output",
]
[[package]]

23
edn/src/edn_token.rs
View file

@ -12,7 +12,8 @@ pub enum Token<'a> {
impl<'a> Token<'a> {
pub fn chomp (source: &'a str) -> Result<(&'a str, Self), ParseError> {
use Token::*;
let mut state = Self::default();
use konst::string::{split_at, char_indices};
let mut state = Self::Nil;
for (index, c) in source.char_indices() {
state = match state {
// must begin expression
@ -29,21 +30,33 @@ impl<'a> Token<'a> {
Key(_, _, 0) => unreachable!(),
Num(source, index, length) => match c {
'0'..='9' => Num(source, index, length + 1),
' '|'\n'|'\r'|'\t' => return Ok((&source[index+length..], Num(source, index, length))),
' '|'\n'|'\r'|'\t' => return Ok((
split_at(source, index+length).1,
Num(source, index, length)
)),
_ => return Err(ParseError::Unexpected(c))
},
Sym(source, index, length) => match c {
'a'..='z'|'0'..='9'|'-' => Sym(source, index, length + 1),
' '|'\n'|'\r'|'\t' => return Ok((&source[index+length..], Sym(source, index, length))),
' '|'\n'|'\r'|'\t' => return Ok((
split_at(source, index+length).1,
Sym(source, index, length)
)),
_ => return Err(ParseError::Unexpected(c))
},
Key(source, index, length) => match c {
'a'..='z'|'0'..='9'|'-'|'/' => Key(source, index, length + 1),
' '|'\n'|'\r'|'\t' => return Ok((&source[index+length..], Key(source, index, length))),
' '|'\n'|'\r'|'\t' => return Ok((
split_at(source, index+length).1,
Key(source, index, length)
)),
_ => return Err(ParseError::Unexpected(c))
},
Exp(source, index, length, 0) => match c {
' '|'\n'|'\r'|'\t' => return Ok((&source[index+length..], Exp(source, index, length, 0))),
' '|'\n'|'\r'|'\t' => return Ok((
split_at(source, index+length).1,
Exp(source, index, length, 0)
)),
_ => return Err(ParseError::Unexpected(c))
},
Exp(source, index, length, depth) => match c {