Scaffold a second content parser pass

This commit is contained in:
Juno Takano 2025-12-17 00:16:44 -03:00
commit d51b9a135e
19 changed files with 282 additions and 90 deletions

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@ -1,7 +1,8 @@
use axum::{body::Body, extract::Path, http::Response};
use crate::syntax::content::elements::paragraph::Paragraph;
use crate::syntax::content::parser;
use crate::syntax::content::parsers::line::elements::paragraph::Paragraph;
use crate::syntax::content;
use crate::syntax::content::parsers::word::elements::literal::Literal;
use crate::{formats::populate_graph, handlers, types::Node};
pub async fn node(Path(id): Path<String>) -> Response<Body> {
@ -16,7 +17,7 @@ pub async fn node(Path(id): Path<String>) -> Response<Body> {
context.insert("incoming", &graph.incoming.get(&id));
context.insert("config", &graph.meta.config);
let out_text = parser::read::<Paragraph>(&node.text);
let out_text = content::parse::<Paragraph, Literal>(&node.text);
context.insert("text", &out_text);
let not_found = *node == empty_node;

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@ -8,9 +8,14 @@ use axum::{
use crate::{
formats::populate_graph,
handlers,
syntax::content::parser,
syntax::content::{
self,
parsers::{
line::elements::{paragraph::Paragraph, span::Span},
word::elements::literal::Literal,
},
},
types::{Config, Node},
syntax::content::elements::{span::Span, paragraph::Paragraph},
};
#[expect(clippy::unused_async)]
@ -24,8 +29,12 @@ pub async fn page(template: &str) -> Response<Body> {
context.insert("root_node", &root_node);
let text_parsed_config = Config {
footer_text: parser::read::<Span>(&graph.meta.config.footer_text),
about_text: parser::read::<Paragraph>(&graph.meta.config.about_text),
footer_text: content::parse::<Span, Literal>(
&graph.meta.config.footer_text,
),
about_text: content::parse::<Paragraph, Literal>(
&graph.meta.config.about_text,
),
..graph.meta.config
};

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@ -1,9 +1,10 @@
use elements::{header::Header};
use units::{Token, Lexeme};
use token::{Token};
use parsers::{line::Line, word::Word};
use lexeme::Lexeme;
mod units;
pub mod elements;
pub mod parser;
mod token;
pub mod lexeme;
pub mod parsers;
pub trait Parseable: Into<Token> {
fn probe(lexeme: &Lexeme) -> bool;
@ -13,14 +14,10 @@ pub trait Parseable: Into<Token> {
type Probe = fn(&Lexeme) -> bool;
type Lexer = fn(&Lexeme) -> Token;
type LexEntry = (Probe, Lexer);
type LexMap<'lm> = &'lm [LexEntry];
type LexMap<'lm> = &'lm [(Probe, Lexer)];
const LEXMAP: LexMap =
&[(Header::probe, |lexeme| Token::Header(Header::lex(lexeme)))];
fn make_lexmap<DefaultToken: Parseable>() -> Vec<LexEntry> {
let mut vector: Vec<(Probe, Lexer)> = LEXMAP.to_vec();
fn make_lexmap<DefaultToken: Parseable>(base: LexMap) -> Vec<(Probe, Lexer)> {
let mut vector: Vec<(Probe, Lexer)> = base.to_vec();
fn adapter<D: Parseable>(lex: &Lexeme) -> Token {
D::lex(lex).into()
@ -29,3 +26,12 @@ fn make_lexmap<DefaultToken: Parseable>() -> Vec<LexEntry> {
vector.push((DefaultToken::probe, adapter::<DefaultToken>));
vector
}
pub fn parse<DefaultLineToken: Parseable, DefaultWordToken: Parseable>(
text: &str,
) -> String {
let escaped_text = tera::escape_html(text);
parsers::line::parser::read::<DefaultLineToken>(
&parsers::word::parser::read::<DefaultWordToken>(&escaped_text),
)
}

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@ -0,0 +1,24 @@
use super::parsers::{line::Line, word::Word};
#[derive(Clone)]
pub enum Lexeme {
Line(Line),
Word(Word),
}
impl Lexeme {
pub fn to_raw(&self) -> String {
match *self {
Lexeme::Line(ref d) => d.raw.clone(),
Lexeme::Word(ref d) => d.raw.clone(),
}
}
pub fn to_vec(self) -> Vec<String> {
self.to_raw().split(' ').map(str::to_string).collect()
}
pub fn first(self) -> Option<String> {
self.to_vec().first().map(String::to_owned)
}
}

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@ -1,31 +0,0 @@
use crate::syntax::content::{Parseable, Token, Lexeme, make_lexmap};
pub fn read<DefaultToken: Parseable>(text: &str) -> String {
let escaped_text = tera::escape_html(text);
parse(&lex(&escaped_text, &make_lexmap::<DefaultToken>()))
}
fn lex(text: &str, map: super::LexMap) -> Vec<Token> {
let mut tokens: Vec<Token> = Vec::new();
for line in text.lines().filter(|x| !x.trim().is_empty()) {
let lexeme = Lexeme::new(line);
for &(ref matcher, lexer) in map {
if matcher(&lexeme) {
tokens.push(lexer(&lexeme));
break;
}
}
}
tokens
}
fn parse(tokens: &[Token]) -> String {
tokens
.iter()
.map(Token::render)
.collect::<Vec<_>>()
.join("\n")
}

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@ -0,0 +1,2 @@
pub mod line;
pub mod word;

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@ -0,0 +1,33 @@
use crate::syntax::content::lexeme::Lexeme;
pub mod parser;
pub mod elements;
#[derive(Clone)]
pub struct Line {
pub raw: String,
pub first: String,
}
impl Line {
pub fn new(text: &str) -> Line {
let vec: Vec<&str> = text.split(" ").collect();
Line {
raw: text.to_owned(),
first: vec.first().unwrap_or_else(|| unreachable!()).to_string(),
}
}
}
impl From<Lexeme> for Line {
fn from(lexeme: Lexeme) -> Line {
match lexeme {
Lexeme::Word(w) => Line {
raw: w.raw.clone(),
first: w.raw.split(' ').next().unwrap_or_default().to_owned(),
},
Lexeme::Line(l) => l,
}
}
}

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@ -32,8 +32,8 @@ pub struct Header {
}
impl Header {
fn new(level: usize, text: &str) -> Self {
Self {
fn new(level: usize, text: &str) -> Header {
Header {
level: match level {
1 => Level::One,
2 => Level::Two,
@ -52,18 +52,20 @@ impl Header {
impl Parseable for Header {
fn probe(lexeme: &Lexeme) -> bool {
!lexeme.first.trim().is_empty()
&& lexeme.first.replace("#", "").is_empty()
&& lexeme.first.len() <= 6
let first = lexeme.clone().first().unwrap_or_default();
!first.trim().is_empty()
&& first.replace("#", "").is_empty()
&& first.len() <= 6
}
fn lex(lexeme: &Lexeme) -> Self {
let header_level = lexeme.first.len();
log(&Self::lex, &format!("Header level is {header_level}"));
fn lex(lexeme: &Lexeme) -> Header {
let first = lexeme.clone().first().unwrap_or_else(|| unreachable!());
let header_level = &first.len();
log(&Header::lex, &format!("Header level is {header_level}"));
let header_text = lexeme.raw.replace(lexeme.first, "");
let header_text = lexeme.to_raw().replace(&first, "");
Self::new(header_level, &header_text)
Header::new(*header_level, &header_text)
}
fn render(&self) -> String {

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@ -1,5 +1,5 @@
use std::fmt::Display;
use crate::syntax::content::{Parseable, Lexeme};
use crate::syntax::content::{Parseable, lexeme::Lexeme};
pub struct Paragraph {
text: String,
@ -7,12 +7,12 @@ pub struct Paragraph {
impl Parseable for Paragraph {
fn probe(lexeme: &Lexeme) -> bool {
!lexeme.raw.trim().is_empty()
!lexeme.to_raw().trim().is_empty()
}
fn lex(lexeme: &Lexeme) -> Self {
Self {
text: lexeme.raw.trim().to_owned(),
fn lex(lexeme: &Lexeme) -> Paragraph {
Paragraph {
text: lexeme.to_raw().trim().to_owned(),
}
}

View file

@ -1,5 +1,5 @@
use std::fmt::Display;
use crate::syntax::content::{Parseable, Lexeme};
use crate::syntax::content::{Parseable, lexeme::Lexeme};
pub struct Span {
text: String,
@ -7,12 +7,12 @@ pub struct Span {
impl Parseable for Span {
fn probe(lexeme: &Lexeme) -> bool {
!lexeme.raw.trim().is_empty()
!lexeme.to_raw().trim().is_empty()
}
fn lex(lexeme: &Lexeme) -> Self {
Self {
text: lexeme.raw.trim().to_owned(),
fn lex(lexeme: &Lexeme) -> Span {
Span {
text: lexeme.to_raw().trim().to_owned(),
}
}

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@ -0,0 +1,38 @@
use crate::syntax::content::{
LexMap, Line, Parseable, Token, parsers::line::elements::header::Header,
make_lexmap, Lexeme,
};
const LEXMAP: LexMap =
&[(Header::probe, |line| Token::Header(Header::lex(line)))];
pub(in crate::syntax::content) fn read<DefaultToken: Parseable>(
text: &str,
) -> String {
parse(&lex(text, &make_lexmap::<DefaultToken>(LEXMAP)))
}
fn lex(text: &str, map: LexMap) -> Vec<Token> {
let mut tokens: Vec<Token> = Vec::new();
for raw_line in text.lines() {
let line = Lexeme::Line(Line::new(raw_line));
for &(ref probe, lex) in map {
if probe(&line) {
tokens.push(lex(&line));
break;
}
}
}
tokens
}
fn parse(tokens: &[Token]) -> String {
tokens
.iter()
.map(Token::render)
.collect::<Vec<_>>()
.join("\n")
}

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@ -0,0 +1,15 @@
pub mod parser;
pub mod elements;
#[derive(Clone)]
pub struct Word {
pub raw: String,
}
impl Word {
pub fn new(text: &str) -> Word {
Word {
raw: text.to_owned(),
}
}
}

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@ -0,0 +1,2 @@
pub mod literal;
pub mod anchor;

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@ -0,0 +1,33 @@
// use std::fmt::Display;
// use crate::syntax::content::{Parseable, Line};
//
// pub struct Anchor {
// text: String,
// destination: String,
// }
//
// impl Parseable for Anchor {
// fn probe(line: &Line) -> bool {
// let candidate = line.raw.split(' ');
// !line.first.trim().is_empty()
// && line.first.replace("#", "").is_empty()
// && line.first.len() <= 6
// }
//
// fn lex(line: &Line) -> Self {
// Self {
// text: line.raw.trim().to_owned(),
// destination: t
// }
// }
//
// fn render(&self) -> String {
// format!(r#"<a href="{}">{}</a>"#, &self.destination, &self.text)
// }
// }
//
// impl Display for Anchor {
// fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
// write!(f, "Anchor: <{}>", &self.text)
// }
// }

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@ -0,0 +1,28 @@
use std::fmt::Display;
use crate::syntax::content::{Parseable, lexeme::Lexeme};
pub struct Literal {
text: String,
}
impl Parseable for Literal {
fn probe(lexeme: &Lexeme) -> bool {
!lexeme.to_raw().is_empty()
}
fn lex(lexeme: &Lexeme) -> Literal {
Literal {
text: lexeme.to_raw().trim().to_owned(),
}
}
fn render(&self) -> String {
self.text.clone()
}
}
impl Display for Literal {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "Literal: <{}>", &self.text)
}
}

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@ -0,0 +1,37 @@
use crate::syntax::content::parsers::word::elements::literal::Literal;
use crate::syntax::content::{Parseable, Token, Word, LexMap, make_lexmap};
use crate::syntax::content::lexeme::Lexeme;
const LEXMAP: LexMap =
&[(Literal::probe, |line| Token::Literal(Literal::lex(line)))];
pub(in crate::syntax::content) fn read<DefaultToken: Parseable>(
text: &str,
) -> String {
parse(&lex(text, &make_lexmap::<DefaultToken>(LEXMAP)))
}
fn lex(text: &str, map: LexMap) -> Vec<Token> {
let mut tokens: Vec<Token> = Vec::new();
for raw_word in text.split(" ") {
let word = Lexeme::Word(Word::new(raw_word));
for &(ref probe, lex) in map {
if probe(&word) {
tokens.push(lex(&word));
break;
}
}
}
tokens
}
fn parse(tokens: &[Token]) -> String {
tokens
.iter()
.map(Token::render)
.collect::<Vec<_>>()
.join(" ")
}

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@ -1,5 +1,6 @@
use crate::syntax::content::Parseable as _;
use crate::syntax::content::elements::{
use super::Parseable as _;
use super::parsers::word::elements::{literal::Literal};
use super::parsers::line::elements::{
paragraph::Paragraph, header::Header, span::Span,
};
@ -7,6 +8,7 @@ pub enum Token {
Paragraph(Paragraph),
Header(Header),
Span(Span),
Literal(Literal),
}
impl Token {
@ -15,40 +17,31 @@ impl Token {
Token::Paragraph(ref d) => d.render(),
Token::Header(ref d) => d.render(),
Token::Span(ref d) => d.render(),
Token::Literal(ref d) => d.render(),
}
}
}
impl From<Paragraph> for Token {
fn from(d: Paragraph) -> Self {
fn from(d: Paragraph) -> Token {
Token::Paragraph(d)
}
}
impl From<Header> for Token {
fn from(d: Header) -> Self {
fn from(d: Header) -> Token {
Token::Header(d)
}
}
impl From<Span> for Token {
fn from(d: Span) -> Self {
fn from(d: Span) -> Token {
Token::Span(d)
}
}
pub struct Lexeme<'l> {
pub raw: &'l str,
pub first: &'l str,
}
impl<'l> Lexeme<'l> {
pub fn new(text: &'l str) -> Lexeme<'l> {
let vec: Vec<&'l str> = text.split(" ").collect();
Self {
raw: text,
first: vec.first().unwrap_or_else(|| unreachable!()),
}
impl From<Literal> for Token {
fn from(d: Literal) -> Token {
Token::Literal(d)
}
}

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@ -93,7 +93,7 @@ fn mktrue() -> bool {
impl Graph {
pub fn new(message: Option<String>) -> Graph {
Self {
Graph {
nodes: HashMap::new(),
root_node: "VoidNode".to_string(),
incoming: HashMap::new(),
@ -128,7 +128,7 @@ impl Graph {
impl Node {
pub fn new(message: Option<String>) -> Node {
Self {
Node {
id: "VoidNode".to_string(),
title: "Pure Void".to_string(),
text: match message {