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Remove code duplication

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This commit is contained in:
Aleksey Kladov 2020-04-09 22:22:58 +02:00
parent 33df20868d
commit e07d3c94de
5 changed files with 49 additions and 60 deletions
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26
crates/ra_syntax/src/ast/traits.rs
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@ -5,69 +5,69 @@
use itertools::Itertools;
use crate::{
ast::{self, child_opt, children, support, AstChildren, AstNode, AstToken},
ast::{self, support, AstChildren, AstNode, AstToken},
syntax_node::SyntaxElementChildren,
};
pub trait TypeAscriptionOwner: AstNode {
fn ascribed_type(&self) -> Option<ast::TypeRef> {
child_opt(self)
support::child(self.syntax())
}
}
pub trait NameOwner: AstNode {
fn name(&self) -> Option<ast::Name> {
child_opt(self)
support::child(self.syntax())
}
}
pub trait VisibilityOwner: AstNode {
fn visibility(&self) -> Option<ast::Visibility> {
child_opt(self)
support::child(self.syntax())
}
}
pub trait LoopBodyOwner: AstNode {
fn loop_body(&self) -> Option<ast::BlockExpr> {
child_opt(self)
support::child(self.syntax())
}
fn label(&self) -> Option<ast::Label> {
child_opt(self)
support::child(self.syntax())
}
}
pub trait ArgListOwner: AstNode {
fn arg_list(&self) -> Option<ast::ArgList> {
child_opt(self)
support::child(self.syntax())
}
}
pub trait FnDefOwner: AstNode {
fn functions(&self) -> AstChildren<ast::FnDef> {
children(self)
support::children(self.syntax())
}
}
pub trait ModuleItemOwner: AstNode {
fn items(&self) -> AstChildren<ast::ModuleItem> {
children(self)
support::children(self.syntax())
}
}
pub trait TypeParamsOwner: AstNode {
fn type_param_list(&self) -> Option<ast::TypeParamList> {
child_opt(self)
support::child(self.syntax())
}
fn where_clause(&self) -> Option<ast::WhereClause> {
child_opt(self)
support::child(self.syntax())
}
}
pub trait TypeBoundsOwner: AstNode {
fn type_bound_list(&self) -> Option<ast::TypeBoundList> {
child_opt(self)
support::child(self.syntax())
}
fn colon(&self) -> Option<ast::Colon> {
@ -77,7 +77,7 @@ pub trait TypeBoundsOwner: AstNode {
pub trait AttrsOwner: AstNode {
fn attrs(&self) -> AstChildren<ast::Attr> {
children(self)
support::children(self.syntax())
}
fn has_atom_attr(&self, atom: &str) -> bool {
self.attrs().filter_map(|x| x.as_simple_atom()).any(|x| x == atom)