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Put displays at the end

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This commit is contained in:
Aleksey Kladov 2020-04-09 18:11:16 +02:00
parent 9285cbffb6
commit 56c8581b90
2 changed files with 706 additions and 702 deletions
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1380
crates/ra_syntax/src/ast/generated/nodes.rs
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28
xtask/src/codegen/gen_syntax.rs
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@ -230,12 +230,6 @@ fn generate_nodes(kinds: KindsSrc<'_>, grammar: AstSrc<'_>) -> Result<String> {
pub(crate) syntax: SyntaxNode,
}
impl std::fmt::Display for #name {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl AstNode for #name {
fn can_cast(kind: SyntaxKind) -> bool {
kind == #kind
@ -280,12 +274,6 @@ fn generate_nodes(kinds: KindsSrc<'_>, grammar: AstSrc<'_>) -> Result<String> {
}
)*
impl std::fmt::Display for #name {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
impl AstNode for #name {
fn can_cast(kind: SyntaxKind) -> bool {
match kind {
@ -315,6 +303,21 @@ fn generate_nodes(kinds: KindsSrc<'_>, grammar: AstSrc<'_>) -> Result<String> {
}
});
let displays = grammar
.enums
.iter()
.map(|it| format_ident!("{}", it.name))
.chain(grammar.nodes.iter().map(|it| format_ident!("{}", it.name)))
.map(|name| {
quote! {
impl std::fmt::Display for #name {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
std::fmt::Display::fmt(self.syntax(), f)
}
}
}
});
let defined_nodes: HashSet<_> = grammar.nodes.iter().map(|node| node.name).collect();
for node in kinds
@ -336,6 +339,7 @@ fn generate_nodes(kinds: KindsSrc<'_>, grammar: AstSrc<'_>) -> Result<String> {
#(#nodes)*
#(#enums)*
#(#displays)*
};
let pretty = crate::reformat(ast)?;