mirror of
https://github.com/rust-lang/rust-analyzer.git
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Desugar builtin#format_args
This commit is contained in:
Lukas Wirth
parent
abe8f1ece4
commit
e243a03da1
19 changed files with 783 additions and 243 deletions
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@ -2,8 +2,6 @@
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use std::fmt::{self, Write};
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use hir_expand::db::ExpandDatabase;
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use crate::{
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generics::{TypeOrConstParamData, WherePredicate, WherePredicateTypeTarget},
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pretty::{print_path, print_type_bounds, print_type_ref},
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@ -12,7 +10,7 @@ use crate::{
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use super::*;
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pub(super) fn print_item_tree(db: &dyn ExpandDatabase, tree: &ItemTree) -> String {
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pub(super) fn print_item_tree(db: &dyn DefDatabase, tree: &ItemTree) -> String {
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let mut p = Printer { db, tree, buf: String::new(), indent_level: 0, needs_indent: true };
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if let Some(attrs) = tree.attrs.get(&AttrOwner::TopLevel) {
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@ -45,7 +43,7 @@ macro_rules! wln {
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}
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struct Printer<'a> {
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db: &'a dyn ExpandDatabase,
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db: &'a dyn DefDatabase,
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tree: &'a ItemTree,
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buf: String,
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indent_level: usize,
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@ -91,7 +89,7 @@ impl Printer<'_> {
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self,
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"#{}[{}{}]{}",
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inner,
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attr.path.display(self.db),
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attr.path.display(self.db.upcast()),
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attr.input.as_ref().map(|it| it.to_string()).unwrap_or_default(),
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separated_by,
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);
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@ -106,7 +104,7 @@ impl Printer<'_> {
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fn print_visibility(&mut self, vis: RawVisibilityId) {
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match &self.tree[vis] {
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RawVisibility::Module(path) => w!(self, "pub({}) ", path.display(self.db)),
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RawVisibility::Module(path) => w!(self, "pub({}) ", path.display(self.db.upcast())),
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RawVisibility::Public => w!(self, "pub "),
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};
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}
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@ -121,7 +119,7 @@ impl Printer<'_> {
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let Field { visibility, name, type_ref, ast_id: _ } = &this.tree[field];
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this.print_attrs_of(field, "\n");
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this.print_visibility(*visibility);
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w!(this, "{}: ", name.display(self.db));
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w!(this, "{}: ", name.display(self.db.upcast()));
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this.print_type_ref(type_ref);
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wln!(this, ",");
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}
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@ -135,7 +133,7 @@ impl Printer<'_> {
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let Field { visibility, name, type_ref, ast_id: _ } = &this.tree[field];
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this.print_attrs_of(field, "\n");
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this.print_visibility(*visibility);
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w!(this, "{}: ", name.display(self.db));
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w!(this, "{}: ", name.display(self.db.upcast()));
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this.print_type_ref(type_ref);
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wln!(this, ",");
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}
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@ -168,20 +166,20 @@ impl Printer<'_> {
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fn print_use_tree(&mut self, use_tree: &UseTree) {
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match &use_tree.kind {
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UseTreeKind::Single { path, alias } => {
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w!(self, "{}", path.display(self.db));
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w!(self, "{}", path.display(self.db.upcast()));
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if let Some(alias) = alias {
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w!(self, " as {}", alias);
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}
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}
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UseTreeKind::Glob { path } => {
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if let Some(path) = path {
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w!(self, "{}::", path.display(self.db));
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w!(self, "{}::", path.display(self.db.upcast()));
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}
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w!(self, "*");
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}
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UseTreeKind::Prefixed { prefix, list } => {
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if let Some(prefix) = prefix {
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w!(self, "{}::", prefix.display(self.db));
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w!(self, "{}::", prefix.display(self.db.upcast()));
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}
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w!(self, "{{");
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for (i, tree) in list.iter().enumerate() {
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@ -209,7 +207,7 @@ impl Printer<'_> {
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ModItem::ExternCrate(it) => {
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let ExternCrate { name, alias, visibility, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "extern crate {}", name.display(self.db));
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w!(self, "extern crate {}", name.display(self.db.upcast()));
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if let Some(alias) = alias {
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w!(self, " as {}", alias);
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}
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@ -256,7 +254,7 @@ impl Printer<'_> {
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if let Some(abi) = abi {
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w!(self, "extern \"{}\" ", abi);
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}
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w!(self, "fn {}", name.display(self.db));
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w!(self, "fn {}", name.display(self.db.upcast()));
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self.print_generic_params(explicit_generic_params);
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w!(self, "(");
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if !params.is_empty() {
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@ -290,7 +288,7 @@ impl Printer<'_> {
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ModItem::Struct(it) => {
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let Struct { visibility, name, fields, generic_params, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "struct {}", name.display(self.db));
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w!(self, "struct {}", name.display(self.db.upcast()));
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self.print_generic_params(generic_params);
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self.print_fields_and_where_clause(fields, generic_params);
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if matches!(fields, Fields::Record(_)) {
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@ -302,7 +300,7 @@ impl Printer<'_> {
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ModItem::Union(it) => {
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let Union { name, visibility, fields, generic_params, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "union {}", name.display(self.db));
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w!(self, "union {}", name.display(self.db.upcast()));
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self.print_generic_params(generic_params);
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self.print_fields_and_where_clause(fields, generic_params);
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if matches!(fields, Fields::Record(_)) {
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@ -314,14 +312,14 @@ impl Printer<'_> {
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ModItem::Enum(it) => {
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let Enum { name, visibility, variants, generic_params, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "enum {}", name.display(self.db));
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w!(self, "enum {}", name.display(self.db.upcast()));
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self.print_generic_params(generic_params);
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self.print_where_clause_and_opening_brace(generic_params);
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self.indented(|this| {
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for variant in variants.clone() {
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let Variant { name, fields, ast_id: _ } = &this.tree[variant];
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this.print_attrs_of(variant, "\n");
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w!(this, "{}", name.display(self.db));
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w!(this, "{}", name.display(self.db.upcast()));
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this.print_fields(fields);
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wln!(this, ",");
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}
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@ -333,7 +331,7 @@ impl Printer<'_> {
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self.print_visibility(*visibility);
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w!(self, "const ");
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match name {
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Some(name) => w!(self, "{}", name.display(self.db)),
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Some(name) => w!(self, "{}", name.display(self.db.upcast())),
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None => w!(self, "_"),
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}
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w!(self, ": ");
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@ -347,7 +345,7 @@ impl Printer<'_> {
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if *mutable {
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w!(self, "mut ");
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}
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w!(self, "{}: ", name.display(self.db));
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w!(self, "{}: ", name.display(self.db.upcast()));
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self.print_type_ref(type_ref);
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w!(self, " = _;");
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wln!(self);
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@ -369,7 +367,7 @@ impl Printer<'_> {
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if *is_auto {
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w!(self, "auto ");
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}
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w!(self, "trait {}", name.display(self.db));
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w!(self, "trait {}", name.display(self.db.upcast()));
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self.print_generic_params(generic_params);
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self.print_where_clause_and_opening_brace(generic_params);
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self.indented(|this| {
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@ -382,7 +380,7 @@ impl Printer<'_> {
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ModItem::TraitAlias(it) => {
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let TraitAlias { name, visibility, generic_params, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "trait {}", name.display(self.db));
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w!(self, "trait {}", name.display(self.db.upcast()));
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self.print_generic_params(generic_params);
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w!(self, " = ");
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self.print_where_clause(generic_params);
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@ -415,7 +413,7 @@ impl Printer<'_> {
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let TypeAlias { name, visibility, bounds, type_ref, generic_params, ast_id: _ } =
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&self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "type {}", name.display(self.db));
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w!(self, "type {}", name.display(self.db.upcast()));
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self.print_generic_params(generic_params);
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if !bounds.is_empty() {
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w!(self, ": ");
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@ -432,7 +430,7 @@ impl Printer<'_> {
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ModItem::Mod(it) => {
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let Mod { name, visibility, kind, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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w!(self, "mod {}", name.display(self.db));
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w!(self, "mod {}", name.display(self.db.upcast()));
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match kind {
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ModKind::Inline { items } => {
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w!(self, " {{");
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@ -450,16 +448,16 @@ impl Printer<'_> {
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}
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ModItem::MacroCall(it) => {
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let MacroCall { path, ast_id: _, expand_to: _ } = &self.tree[it];
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wln!(self, "{}!(...);", path.display(self.db));
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wln!(self, "{}!(...);", path.display(self.db.upcast()));
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}
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ModItem::MacroRules(it) => {
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let MacroRules { name, ast_id: _ } = &self.tree[it];
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wln!(self, "macro_rules! {} {{ ... }}", name.display(self.db));
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wln!(self, "macro_rules! {} {{ ... }}", name.display(self.db.upcast()));
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}
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ModItem::MacroDef(it) => {
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let MacroDef { name, visibility, ast_id: _ } = &self.tree[it];
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self.print_visibility(*visibility);
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wln!(self, "macro {} {{ ... }}", name.display(self.db));
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wln!(self, "macro {} {{ ... }}", name.display(self.db.upcast()));
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}
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}
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@ -491,7 +489,7 @@ impl Printer<'_> {
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}
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first = false;
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self.print_attrs_of(idx, " ");
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w!(self, "{}", lt.name.display(self.db));
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w!(self, "{}", lt.name.display(self.db.upcast()));
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}
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for (idx, x) in params.type_or_consts.iter() {
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if !first {
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@ -501,11 +499,11 @@ impl Printer<'_> {
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self.print_attrs_of(idx, " ");
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match x {
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TypeOrConstParamData::TypeParamData(ty) => match &ty.name {
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Some(name) => w!(self, "{}", name.display(self.db)),
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Some(name) => w!(self, "{}", name.display(self.db.upcast())),
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None => w!(self, "_anon_{}", idx.into_raw()),
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},
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TypeOrConstParamData::ConstParamData(konst) => {
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w!(self, "const {}: ", konst.name.display(self.db));
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w!(self, "const {}: ", konst.name.display(self.db.upcast()));
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self.print_type_ref(&konst.ty);
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}
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}
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@ -540,8 +538,8 @@ impl Printer<'_> {
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wln!(
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this,
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"{}: {},",
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target.name.display(self.db),
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bound.name.display(self.db)
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target.name.display(self.db.upcast()),
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bound.name.display(self.db.upcast())
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);
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continue;
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}
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@ -551,7 +549,7 @@ impl Printer<'_> {
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if i != 0 {
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w!(this, ", ");
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}
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w!(this, "{}", lt.display(self.db));
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w!(this, "{}", lt.display(self.db.upcast()));
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}
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w!(this, "> ");
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(target, bound)
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@ -562,7 +560,7 @@ impl Printer<'_> {
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WherePredicateTypeTarget::TypeRef(ty) => this.print_type_ref(ty),
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WherePredicateTypeTarget::TypeOrConstParam(id) => {
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match ¶ms.type_or_consts[*id].name() {
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Some(name) => w!(this, "{}", name.display(self.db)),
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Some(name) => w!(this, "{}", name.display(self.db.upcast())),
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None => w!(this, "_anon_{}", id.into_raw()),
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}
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}
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