From b41b1be3369cc58719c45bcab918c416d3641f6b Mon Sep 17 00:00:00 2001
From: Jos van den Oever <jos@vandenoever.info>
Date: Mon, 10 Dec 2018 00:12:49 +0100
Subject: [PATCH] Add anonymous parameter placeholders to generated code

As of Rust 1.31, missing parameter placeholders in functions
give a compile error. This commit adds more of them.
---
 src/rust.rs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/rust.rs b/src/rust.rs
index 8abbc46..771dcf4 100644
--- a/src/rust.rs
+++ b/src/rust.rs
@@ -563,12 +563,12 @@ pub trait {}Trait {{
     } else if o.object_type == ObjectType::Tree {
         writeln!(
             r,
-            "    fn row_count(&self, Option<usize>) -> usize;
-    fn can_fetch_more(&self, Option<usize>) -> bool {{
+            "    fn row_count(&self, _: Option<usize>) -> usize;
+    fn can_fetch_more(&self, _: Option<usize>) -> bool {{
         false
     }}
-    fn fetch_more(&mut self, Option<usize>) {{}}
-    fn sort(&mut self, u8, SortOrder) {{}}
+    fn fetch_more(&mut self, _: Option<usize>) {{}}
+    fn sort(&mut self, _: u8, _: SortOrder) {{}}
     fn check_row(&self, index: usize, row: usize) -> Option<usize>;
     fn index(&self, item: Option<usize>, row: usize) -> usize;
     fn parent(&self, index: usize) -> Option<usize>;
@@ -589,7 +589,7 @@ pub trait {}Trait {{
                     if ip.optional {
                         writeln!(
                             r,
-                            "    fn set_{}(&mut self, index: usize, Option<&[u8]>) -> bool;",
+                            "    fn set_{}(&mut self, index: usize, _: Option<&[u8]>) -> bool;",
                             name
                         )?;
                     } else {