diff options
| -rw-r--r-- | src/tools/rust-analyzer/crates/hir/src/lib.rs | 11 | ||||
| -rw-r--r-- | src/tools/rust-analyzer/crates/ide-assists/src/handlers/inline_const_as_literal.rs | 7 |
2 files changed, 14 insertions, 4 deletions
diff --git a/src/tools/rust-analyzer/crates/hir/src/lib.rs b/src/tools/rust-analyzer/crates/hir/src/lib.rs index 3b8b901fa14..e3bd7562083 100644 --- a/src/tools/rust-analyzer/crates/hir/src/lib.rs +++ b/src/tools/rust-analyzer/crates/hir/src/lib.rs @@ -2553,6 +2553,17 @@ impl Const { Type::from_value_def(db, self.id) } + /// Evaluate the constant and return the result as a string. + /// + /// This function is intended for IDE assistance, different from [`Const::render_eval`]. + pub fn eval(self, db: &dyn HirDatabase, edition: Edition) -> Result<String, ConstEvalError> { + let c = db.const_eval(self.id.into(), Substitution::empty(Interner), None)?; + Ok(format!("{}", c.display(db, edition))) + } + + /// Evaluate the constant and return the result as a string, with more detailed information. + /// + /// This function is intended for user-facing display. pub fn render_eval( self, db: &dyn HirDatabase, diff --git a/src/tools/rust-analyzer/crates/ide-assists/src/handlers/inline_const_as_literal.rs b/src/tools/rust-analyzer/crates/ide-assists/src/handlers/inline_const_as_literal.rs index f1c2acdd3ed..6b504a918b4 100644 --- a/src/tools/rust-analyzer/crates/ide-assists/src/handlers/inline_const_as_literal.rs +++ b/src/tools/rust-analyzer/crates/ide-assists/src/handlers/inline_const_as_literal.rs @@ -53,10 +53,7 @@ pub(crate) fn inline_const_as_literal(acc: &mut Assists, ctx: &AssistContext<'_> | ast::Expr::BinExpr(_) | ast::Expr::CallExpr(_) => { let edition = ctx.sema.scope(variable.syntax())?.krate().edition(ctx.db()); - match konst.render_eval(ctx.sema.db, edition) { - Ok(result) => result, - Err(_) => return None, - } + konst.eval(ctx.sema.db, edition).ok()? } _ => return None, }; @@ -127,12 +124,14 @@ mod tests { ("u64", "0", NUMBER), ("u128", "0", NUMBER), ("usize", "0", NUMBER), + ("usize", "16", NUMBER), ("i8", "0", NUMBER), ("i16", "0", NUMBER), ("i32", "0", NUMBER), ("i64", "0", NUMBER), ("i128", "0", NUMBER), ("isize", "0", NUMBER), + ("isize", "16", NUMBER), ("bool", "false", BOOL), ("&str", "\"str\"", STR), ("char", "'c'", CHAR), |