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//! Turn a string of markdown into events.
// To do: this should start with `containers`, when they’re done.
use crate::content::flow::flow;
use crate::tokenizer::{as_codes, Code, Event, Point};
/// To do: could we do without `HashSet`, so we don’t need `std`?
use std::collections::HashSet;
/// Information needed, in all content types, when parsing markdown.
///
/// Importantly, this contains a set of known definitions.
/// It also references the input value as [`Code`][]s.
#[derive(Debug)]
pub struct ParseState {
/// List of codes.
pub codes: Vec<Code>,
/// Set of defined identifiers.
pub definitions: HashSet<String>,
}
/// Turn a string of markdown into events.
///
/// Passes the codes back so the compiler can access the source.
pub fn parse(value: &str) -> (Vec<Event>, Vec<Code>) {
let mut parse_state = ParseState {
codes: as_codes(value),
definitions: HashSet::new(),
};
let events = flow(
&mut parse_state,
Point {
line: 1,
column: 1,
offset: 0,
},
0,
);
// To do: pass whole `parse_state` back?
(events, parse_state.codes)
}
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