clippy fix

src/builtin_cells.rs

@@ -1,4 +1,4 @@
-use crate::frontend::types::{Type, TypeStruct};
+use crate::frontend::types::TypeStruct;
 use crate::frontend::Callable;
 use crate::rtlil;
 use crate::rtlil::SigSpec;
@@ -39,7 +39,7 @@ fn instantiate_binop(celltype: &str, id: &str, args: &[SigSpec], ret: &SigSpec)
     cell
 }
 
-fn make_binop_callable<'ctx>(name: &str, celltype: &'static str) -> Callable<'ctx> {
+fn make_binop_callable<'ctx>(name: &str, _celltype: &'static str) -> Callable<'ctx> {
     // FIXME: CRIMES CRIMES CRIMES
     let logic_type: &'static TypeStruct = Box::leak(Box::new(TypeStruct::logic_infer()));
     let args = vec![
@@ -53,7 +53,7 @@ fn make_binop_callable<'ctx>(name: &str, celltype: &'static str) -> Callable<'ct
     }
 }
 
-fn make_unnop_callable<'ctx>(name: &str, celltype: &'static str) -> Callable<'ctx> {
+fn make_unnop_callable<'ctx>(name: &str, _celltype: &'static str) -> Callable<'ctx> {
     // FIXME: CRIMES CRIMES CRIMES
     let logic_type: &'static TypeStruct = Box::leak(Box::new(TypeStruct::logic_infer()));
     let args = vec![(Some("A".to_owned()), logic_type)];

src/frontend.rs

@@ -255,7 +255,7 @@ fn lower_expression(
                 }));
             }
 
-            let cell_id = module.make_genid(&callable.name());
+            let cell_id = module.make_genid(callable.name());
 
             let output_gen_id = format!("{}$out", &cell_id);
             module.add_wire(rtlil::Wire::new(&output_gen_id, TODO_WIDTH, None));

src/main.rs

@@ -8,7 +8,6 @@ use std::fs::File;
 use std::io::prelude::*;
 use std::path::PathBuf;
 
-use ariadne::Source;
 use structopt::StructOpt;
 
 #[derive(Debug, StructOpt)]

src/parser.rs

@@ -7,11 +7,11 @@ pub mod tokens;
 use nom::{
     branch::alt,
     bytes::complete::tag,
-    character::complete::{alpha1, alphanumeric1, char, multispace0, u64 as decimal},
+    character::complete::{alpha1, alphanumeric1, multispace0},
     combinator::{map, opt, recognize},
     error::{ErrorKind, ParseError},
     multi::{many0, separated_list0},
-    sequence::{delimited, pair, preceded, separated_pair, terminated, tuple},
+    sequence::{delimited, pair, preceded, separated_pair, tuple},
 };
 use nom_greedyerror::GreedyError;
 use nom_locate::LocatedSpan;
@@ -114,7 +114,7 @@ fn declaration(i: TokenSpan) -> IResult<TokenSpan, NetDecl> {
             separated_pair(token(tk::Ident), token(tk::Colon), typename),
             opt(preceded(token(tk::Assign), token(tk::Number))),
         )),
-        |((ident, typ), value)| NetDecl {
+        |((ident, typ), _value)| NetDecl {
             name: ident.span(),
             typ,
             value: None,

src/parser/error.rs

@@ -6,7 +6,7 @@ fn span_to_range(input: Span) -> std::ops::Range<usize> {
     input.position()..(input.position() + input.len())
 }
 
-pub fn convert_error(input: Span, e: IErr<Span>) -> Report {
+pub fn convert_error(_input: Span, e: IErr<Span>) -> Report {
     let mut labels = Vec::new();
     for err in e.errors {
         let label = match err.1 {

src/parser/module.rs

@@ -1,18 +1,16 @@
 use nom::{
     branch::alt,
-    bytes::complete::tag,
-    character::complete::{char, multispace1},
-    combinator::{consumed, map},
+    combinator::map,
     error::context,
     multi::{many0, separated_list0},
-    sequence::{delimited, preceded, terminated, tuple},
+    sequence::{delimited, preceded, tuple},
 };
 
 use crate::parser::{
-    assign_statement, declaration, identifier,
+    assign_statement, declaration,
     proc::{proc_block, ProcBlock},
-    tokens::{token, Token, TokenKind as tk, TokenSpan},
-    typename, ws0, Assign, IResult, NetDecl, Span,
+    tokens::{token, TokenKind as tk, TokenSpan},
+    typename, Assign, IResult, NetDecl, Span,
 };
 
 #[derive(Debug)]
@@ -76,7 +74,7 @@ pub fn module(input: TokenSpan) -> IResult<TokenSpan, Module> {
                 preceded(token(tk::RArrow), typename),
                 delimited(token(tk::LBrace), many0(module_item), token(tk::RBrace)),
             )),
-            |(_, name, inputs, ret, items)| Module {
+            |(_, name, inputs, _ret, items)| Module {
                 // TODO: bring back returns
                 name: name.span(),
                 ports: inputs,

src/parser/proc.rs

@@ -1,7 +1,5 @@
 use nom::{
     branch::alt,
-    bytes::complete::tag,
-    character::complete::char,
     combinator::map,
     error::context,
     multi::{many1, separated_list1},
@@ -9,9 +7,9 @@ use nom::{
 };
 
 use crate::parser::{
-    assign_statement, expression, identifier,
-    tokens::{token, Token, TokenKind as tk, TokenSpan},
-    ws0, Assign, Expression, IResult, Span,
+    assign_statement, expression,
+    tokens::{token, TokenKind as tk, TokenSpan},
+    Assign, Expression, IResult, Span,
 };
 
 #[derive(Debug)]

src/parser/tokens.rs

@@ -10,7 +10,6 @@ use nom::{
     multi::many0,
 };
 use std::fmt;
-use std::io;
 
 pub struct Token<'a> {
     span: Span<'a>,
@@ -100,8 +99,8 @@ impl nom::InputTake for TokenSpan<'_> {
     fn take_split(&self, count: usize) -> (Self, Self) {
         let (head, tail) = &self.rest.split_at(count);
         (
-            TokenSpan::with_pos(&head, self.pos),
-            TokenSpan::with_pos(&tail, self.pos + count),
+            TokenSpan::with_pos(head, self.pos),
+            TokenSpan::with_pos(tail, self.pos + count),
         )
     }
 }