bjoernager/rust
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Use default field values in markdown::parse::Context

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This commit is contained in:
Esteban Küber 2025-03-03 20:04:20 +00:00
parent 81d8edc200
commit 2a4204bf6c
2 changed files with 8 additions and 13 deletions
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1
compiler/rustc_errors/src/lib.rs
View file

@ -14,6 +14,7 @@
#![feature(associated_type_defaults)]
#![feature(box_into_inner)]
#![feature(box_patterns)]
#![feature(default_field_values)]
#![feature(error_reporter)]
#![feature(if_let_guard)]
#![feature(let_chains)]

20
compiler/rustc_errors/src/markdown/parse.rs
View file

@ -40,11 +40,13 @@ type ParseResult<'a> = Option<Parsed<'a>>;
/// Parsing context
#[derive(Clone, Copy, Debug, PartialEq)]
// The default values are the most common setting for non top-level parsing: not top block, not at
// line start (yes leading whitespace, not escaped).
struct Context {
/// If true, we are at a the topmost level (not recursing a nested tt)
top_block: bool,
top_block: bool = false,
/// Previous character
prev: Prev,
prev: Prev = Prev::Whitespace,
}
/// Character class preceding this one
@ -57,14 +59,6 @@ enum Prev {
Any,
}
impl Default for Context {
/// Most common setting for non top-level parsing: not top block, not at
/// line start (yes leading whitespace, not escaped)
fn default() -> Self {
Self { top_block: false, prev: Prev::Whitespace }
}
}
/// Flags to simple parser function
#[derive(Clone, Copy, Debug, PartialEq)]
enum ParseOpt {
@ -248,7 +242,7 @@ fn parse_heading(buf: &[u8]) -> ParseResult<'_> {
}
let (txt, rest) = parse_to_newline(&buf[1..]);
let ctx = Context { top_block: false, prev: Prev::Whitespace };
let ctx = Context { .. };
let stream = parse_recursive(txt, ctx);
Some((MdTree::Heading(level.try_into().unwrap(), stream), rest))
@ -257,7 +251,7 @@ fn parse_heading(buf: &[u8]) -> ParseResult<'_> {
/// Bulleted list
fn parse_unordered_li(buf: &[u8]) -> Parsed<'_> {
let (txt, rest) = get_indented_section(&buf[2..]);
let ctx = Context { top_block: false, prev: Prev::Whitespace };
let ctx = Context { .. };
let stream = parse_recursive(trim_ascii_start(txt), ctx);
(MdTree::UnorderedListItem(stream), rest)
}
@ -266,7 +260,7 @@ fn parse_unordered_li(buf: &[u8]) -> Parsed<'_> {
fn parse_ordered_li(buf: &[u8]) -> Parsed<'_> {
let (num, pos) = ord_list_start(buf).unwrap(); // success tested in caller
let (txt, rest) = get_indented_section(&buf[pos..]);
let ctx = Context { top_block: false, prev: Prev::Whitespace };
let ctx = Context { .. };
let stream = parse_recursive(trim_ascii_start(txt), ctx);
(MdTree::OrderedListItem(num, stream), rest)
}