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Replace Display by a pretty printing trait for Ty

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This allows removing the names from Adt and FnDef (and more later), as a first
step towards aligning more with chalk's Ty :)
This commit is contained in:
Florian Diebold 2019-03-14 22:03:39 +01:00 • committed by Florian Diebold
parent eb4d6cf25f
commit c5ee60e05b
7 changed files with 136 additions and 60 deletions
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5
crates/ra_ide_api/src/hover.rs
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@ -3,6 +3,7 @@ use ra_syntax::{
AstNode, SyntaxNode, TreeArc, ast::{self, NameOwner, VisibilityOwner, TypeAscriptionOwner},
algo::{find_covering_node, find_node_at_offset, find_leaf_at_offset, visit::{visitor, Visitor}},
};
use hir::HirDisplay;
use crate::{db::RootDatabase, RangeInfo, FilePosition, FileRange, NavigationTarget};
@ -134,9 +135,9 @@ pub(crate) fn type_of(db: &RootDatabase, frange: FileRange) -> Option<String> {
let infer = function.infer(db);
let source_map = function.body_source_map(db);
if let Some(expr) = ast::Expr::cast(node).and_then(|e| source_map.node_expr(e)) {
Some(infer[expr].to_string())
Some(infer[expr].display(db).to_string())
} else if let Some(pat) = ast::Pat::cast(node).and_then(|p| source_map.node_pat(p)) {
Some(infer[pat].to_string())
Some(infer[pat].display(db).to_string())
} else {
None
}