75 lines
2.2 KiB
Rust
75 lines
2.2 KiB
Rust
use super::*;
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/// A syntax node, encompassing a single logical entity of parsed source code.
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#[derive(Debug, Clone, PartialEq)]
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pub enum SyntaxNode {
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/// Plain text.
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Text(EcoString),
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/// Whitespace containing less than two newlines.
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Space,
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/// A forced line break: `\`.
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Linebreak(Span),
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/// A paragraph break: Two or more newlines.
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Parbreak(Span),
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/// Strong text was enabled / disabled: `*`.
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Strong(Span),
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/// Emphasized text was enabled / disabled: `_`.
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Emph(Span),
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/// A raw block with optional syntax highlighting: `` `...` ``.
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Raw(RawNode),
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/// A section heading: `= Introduction`.
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Heading(HeadingNode),
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/// An item in an unordered list: `- ...`.
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List(ListItem),
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/// An item in an enumeration (ordered list): `1. ...`.
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Enum(EnumItem),
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/// An expression.
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Expr(Expr),
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}
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/// A raw block with optional syntax highlighting: `` `...` ``.
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#[derive(Debug, Clone, PartialEq)]
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pub struct RawNode {
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/// The source code location.
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pub span: Span,
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/// An optional identifier specifying the language to syntax-highlight in.
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pub lang: Option<Ident>,
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/// The raw text, determined as the raw string between the backticks trimmed
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/// according to the above rules.
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pub text: EcoString,
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/// Whether the element is block-level, that is, it has 3+ backticks
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/// and contains at least one newline.
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pub block: bool,
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}
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/// A section heading: `= Introduction`.
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#[derive(Debug, Clone, PartialEq)]
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pub struct HeadingNode {
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/// The source code location.
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pub span: Span,
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/// The section depth (numer of equals signs).
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pub level: usize,
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/// The contents of the heading.
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pub body: SyntaxTree,
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}
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/// An item in an unordered list: `- ...`.
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#[derive(Debug, Clone, PartialEq)]
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pub struct ListItem {
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/// The source code location.
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pub span: Span,
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/// The contents of the list item.
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pub body: SyntaxTree,
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}
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/// An item in an enumeration (ordered list): `1. ...`.
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#[derive(Debug, Clone, PartialEq)]
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pub struct EnumItem {
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/// The source code location.
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pub span: Span,
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/// The number, if any.
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pub number: Option<usize>,
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/// The contents of the list item.
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pub body: SyntaxTree,
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}
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