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Rustdoc-Json: Add tests for dyn and HRTBs

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Nixon Enraght-Moony 2022-07-26 15:02:01 +01:00
parent 95729dcc73
commit 2143e48e36
2 changed files with 40 additions and 2 deletions
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19
src/test/rustdoc-json/type/dyn.rs
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@ -1,8 +1,10 @@
// ignore-tidy-linelength
// @count dyn.json "$.index[*][?(@.name=='dyn')].inner.items" 1
// @count dyn.json "$.index[*][?(@.name=='dyn')].inner.items[*]" 2
// @set sync_int_gen = - "$.index[*][?(@.name=='SyncIntGen')].id"
// @is - "$.index[*][?(@.name=='dyn')].inner.items[0]" $sync_int_gen
// @set ref_fn = - "$.index[*][?(@.name=='RefFn')].id"
// @has - "$.index[*][?(@.name=='dyn')].inner.items[*]" $sync_int_gen
// @has - "$.index[*][?(@.name=='dyn')].inner.items[*]" $ref_fn
// @is - "$.index[*][?(@.name=='SyncIntGen')].kind" \"typedef\"
// @is - "$.index[*][?(@.name=='SyncIntGen')].inner.generics" '{"params": [], "where_predicates": []}'
@ -19,3 +21,16 @@
// @is - "$.index[*][?(@.name=='SyncIntGen')].inner.type.inner.args.angle_bracketed.args[0].type.inner.param_names[2]" "{\"outlives\": \"'static\"}"
// @is - "$.index[*][?(@.name=='SyncIntGen')].inner.type.inner.args.angle_bracketed.args[0].type.inner.args" '{"parenthesized": {"inputs": [],"output": {"inner": "i32","kind": "primitive"}}}'
pub type SyncIntGen = Box<dyn Fn() -> i32 + Send + Sync + 'static>;
// @is - "$.index[*][?(@.name=='RefFn')].kind" \"typedef\"
// @is - "$.index[*][?(@.name=='RefFn')].inner.generics" '{"params": [{"kind": {"lifetime": {"outlives": []}},"name": "'\''a"}],"where_predicates": []}'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.kind" '"borrowed_ref"'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.mutable" 'false'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.lifetime" "\"'a\""
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.type.kind" '"resolved_path"'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.type.inner.name" '"Fn"'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.type.inner.args.parenthesized.inputs[0].kind" '"borrowed_ref"'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.type.inner.args.parenthesized.inputs[0].inner.lifetime" "\"'b\""
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.type.inner.args.parenthesized.output.kind" '"borrowed_ref"'
// @is - "$.index[*][?(@.name=='RefFn')].inner.type.inner.type.inner.args.parenthesized.output.inner.lifetime" "\"'b\""
pub type RefFn<'a> = &'a dyn for<'b> Fn(&'b i32) -> &'b i32;

23
src/test/rustdoc-json/type/hrtb.rs Normal file
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@ -0,0 +1,23 @@
// @has hrtb.json
// @is - "$.index[*][?(@.name=='genfn')].inner.generics.where_predicates[0].bound_predicate.type" '{"inner": "F","kind": "generic"}'
// @is - "$.index[*][?(@.name=='genfn')].inner.generics.where_predicates[0].bound_predicate.generic_params" '[{"kind": {"lifetime": {"outlives": []}},"name": "'\''a"},{"kind": {"lifetime": {"outlives": []}},"name": "'\''b"}]'
pub fn genfn<F>(f: F)
where
for<'a, 'b> F: Fn(&'a i32, &'b i32),
{
let zero = 0;
f(&zero, &zero);
}
// @is - "$.index[*][?(@.name=='dynfn')].inner.generics" '{"params": [], "where_predicates": []}'
// @is - "$.index[*][?(@.name=='dynfn')].inner.generics" '{"params": [], "where_predicates": []}'
// @is - "$.index[*][?(@.name=='dynfn')].inner.decl.inputs[0][1].kind" '"borrowed_ref"'
// @is - "$.index[*][?(@.name=='dynfn')].inner.decl.inputs[0][1].kind" '"borrowed_ref"'
// @is - "$.index[*][?(@.name=='dynfn')].inner.decl.inputs[0][1].inner.type.kind" '"resolved_path"'
// @is - "$.index[*][?(@.name=='dynfn')].inner.decl.inputs[0][1].inner.type.inner.name" '"Fn"'
pub fn dynfn(f: &dyn for<'a, 'b> Fn(&'a i32, &'b i32)) {
let zero = 0;
f(&zero, &zero);
}