some small HIR doc improvements
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1 changed files with 12 additions and 1 deletions
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@ -816,6 +816,9 @@ pub struct MacroDef {
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pub legacy: bool,
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}
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/// A block of statements `{ .. }`, which may have a label (in this case the
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/// `targeted_by_break` field will be `true`) and may be `unsafe` by means of
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/// the `rules` being anything but `DefaultBlock`.
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#[derive(Clone, RustcEncodable, RustcDecodable, Debug, HashStable)]
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pub struct Block {
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/// Statements in a block.
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@ -1178,6 +1181,7 @@ impl fmt::Debug for Stmt {
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}
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}
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/// The contents of a statement.
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#[derive(Clone, RustcEncodable, RustcDecodable, HashStable)]
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pub enum StmtKind {
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/// A local (`let`) binding.
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@ -1208,21 +1212,28 @@ impl StmtKind {
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#[derive(Clone, RustcEncodable, RustcDecodable, Debug, HashStable)]
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pub struct Local {
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pub pat: P<Pat>,
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/// Type annotation, if any (otherwise the type will be inferred).
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pub ty: Option<P<Ty>>,
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/// Initializer expression to set the value, if any.
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pub init: Option<P<Expr>>,
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pub hir_id: HirId,
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pub span: Span,
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pub attrs: ThinVec<Attribute>,
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/// Can be `ForLoopDesugar` if the `let` statement is part of a `for` loop
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/// desugaring. Otherwise will be `Normal`.
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pub source: LocalSource,
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}
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/// Represents a single arm of a `match` expression.
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/// Represents a single arm of a `match` expression, e.g.
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/// `<pats> (if <guard>) => <body>`.
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#[derive(Clone, RustcEncodable, RustcDecodable, Debug, HashStable)]
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pub struct Arm {
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pub attrs: HirVec<Attribute>,
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/// Multiple patterns can be combined with `|`
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pub pats: HirVec<P<Pat>>,
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/// Optional guard clause.
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pub guard: Option<Guard>,
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/// The action to take if this arm matches.
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pub body: P<Expr>,
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}
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