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Merge #2438

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2438: Derive Hash for tt::TokenTree r=matklad a=edwin0cheng

Preparation for intern `TokenTree` to salsa database

Co-authored-by: Edwin Cheng <edwin0cheng@gmail.com>
This commit is contained in:
bors[bot] 2019-11-28 08:46:36 +00:00 committed by GitHub
commit 2702fa1c5d
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1 changed files with 8 additions and 8 deletions
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16
crates/ra_tt/src/lib.rs
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@ -33,14 +33,14 @@ impl TokenId {
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum TokenTree {
Leaf(Leaf),
Subtree(Subtree),
}
impl_froms!(TokenTree: Leaf, Subtree);
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub enum Leaf {
Literal(Literal),
Punct(Punct),
@ -48,13 +48,13 @@ pub enum Leaf {
}
impl_froms!(Leaf: Literal, Punct, Ident);
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct Subtree {
pub delimiter: Delimiter,
pub token_trees: Vec<TokenTree>,
}
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
pub enum Delimiter {
Parenthesis,
Brace,
@ -62,24 +62,24 @@ pub enum Delimiter {
None,
}
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct Literal {
pub text: SmolStr,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct Punct {
pub char: char,
pub spacing: Spacing,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Spacing {
Alone,
Joint,
}
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct Ident {
pub text: SmolStr,
pub id: TokenId,