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Add unifying #[dom_struct] attribute (fixes #3667)

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This commit is contained in:
Manish Goregaokar 2014-10-15 14:25:02 +05:30
parent a6001329b8
commit c45550de73
2 changed files with 15 additions and 3 deletions
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13
components/plugins/jstraceable.rs
View file

@ -7,10 +7,21 @@ use syntax::codemap::Span;
use syntax::ptr::P; use syntax::ptr::P;
use syntax::ast::{Item, MetaItem, Expr}; use syntax::ast::{Item, MetaItem, Expr};
use syntax::ast; use syntax::ast;
use syntax::attr;
use syntax::ext::build::AstBuilder; use syntax::ext::build::AstBuilder;
use syntax::ext::deriving::generic::{combine_substructure, EnumMatching, FieldInfo, MethodDef, Struct, Substructure, TraitDef, ty}; use syntax::ext::deriving::generic::{combine_substructure, EnumMatching, FieldInfo, MethodDef, Struct, Substructure, TraitDef, ty};
use syntax::parse::token::InternedString;
pub fn expand_jstraceable(cx: &mut ExtCtxt, span: Span, mitem: &MetaItem, item: &Item, push: |P<Item>|) { pub fn expand_dom_struct(_: &mut ExtCtxt, _: Span, _: &MetaItem, item: P<Item>) -> P<Item> {
let mut item2 = (*item).clone();
item2.attrs.push(attr::mk_attr_outer(attr::mk_attr_id(), attr::mk_word_item(InternedString::new("must_root"))));
item2.attrs.push(attr::mk_attr_outer(attr::mk_attr_id(), attr::mk_word_item(InternedString::new("privatize"))));
item2.attrs.push(attr::mk_attr_outer(attr::mk_attr_id(), attr::mk_word_item(InternedString::new("jstraceable"))));
//expand_jstraceable_inner(cx, span, mitem, &*item, |_| ());
P(item2)
}
pub fn expand_jstraceable(cx: &mut ExtCtxt, span: Span, mitem: &MetaItem, item: &Item, push: |P<Item>|) {
let trait_def = TraitDef { let trait_def = TraitDef {
span: span, span: span,
attributes: Vec::new(), attributes: Vec::new(),

5
components/plugins/lib.rs
View file

@ -15,7 +15,7 @@ extern crate sync;
use rustc::lint::LintPassObject; use rustc::lint::LintPassObject;
use rustc::plugin::Registry; use rustc::plugin::Registry;
use syntax::ext::base::Decorator; use syntax::ext::base::{Decorator, Modifier};
use syntax::parse::token::intern; use syntax::parse::token::intern;
@ -25,9 +25,10 @@ mod jstraceable;
#[plugin_registrar] #[plugin_registrar]
pub fn plugin_registrar(reg: &mut Registry) { pub fn plugin_registrar(reg: &mut Registry) {
reg.register_syntax_extension(intern("dom_struct"), Modifier(box jstraceable::expand_dom_struct));
reg.register_syntax_extension(intern("jstraceable"), Decorator(box jstraceable::expand_jstraceable));
reg.register_lint_pass(box lints::TransmutePass as LintPassObject); reg.register_lint_pass(box lints::TransmutePass as LintPassObject);
reg.register_lint_pass(box lints::UnrootedPass as LintPassObject); reg.register_lint_pass(box lints::UnrootedPass as LintPassObject);
reg.register_lint_pass(box lints::PrivatizePass as LintPassObject); reg.register_lint_pass(box lints::PrivatizePass as LintPassObject);
reg.register_syntax_extension(intern("jstraceable"), Decorator(box jstraceable::expand_jstraceable))
} }