1.3: 更新迭代器推导中的警告, 更加明确

Natural-selection1 · Natural-selection1 · commit 86975ee776ae · 2025-04-09T11:11:05.000+08:00
diff --git a/src/lazy_evaluation.rs b/src/lazy_evaluation.rs
@@ -78,7 +78,10 @@ impl quote::ToTokens for IteratorRef {
                     Expr::Path(_) => {
                         info_container.paths.push(iterable);
                     }
-                    _ => panic!("unreachable"),
+                    _ => panic!(
+                        "Only range (e.g. 1..10 or 2..=x where x is a number) and single identifier \
+                        (without any method calls) are supported for iterable comprehension"
+                    ),
                 }
 
                 let conditions = match if_clause {

Original file line number	Diff line number	Diff line change
`@@ -78,7 +78,10 @@ impl quote::ToTokens for IteratorRef {`
`78`	`78`	`Expr::Path(_) => {`
`79`	`79`	`info_container.paths.push(iterable);`
`80`	`80`	`}`
`81`		`- _ => panic!("unreachable"),`
	`81`	`+ _ => panic!(`
	`82`	`+ "Only range (e.g. 1..10 or 2..=x where x is a number) and single identifier \`
	`83`	`+ (without any method calls) are supported for iterable comprehension"`
	`84`	`+ ),`
`82`	`85`	`}`
`83`	`86`
`84`	`87`	`let conditions = match if_clause {`