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clippy suggestions

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Altareos
2024-04-09 23:53:23 +02:00
parent 186858d668
commit 5f324030ea
5 changed files with 22 additions and 23 deletions
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2
src/compiler/compile.rs
View File

@@ -30,7 +30,7 @@ pub fn compile(program: String) -> Result<(), Box<dyn Error>> {
.first_element_child()
.ok_or(InvalidProgram)?
.children()
.find(|node| util::tag_name(&node) == "main")
.find(|node| util::tag_name(node) == "main")
.ok_or(MissingChild("program", "main"))?;
let main_ast = Instruction::from_children(main)?;

2
src/instruction.rs
View File

@@ -46,7 +46,7 @@ impl Instruction {
Ok(match util::tag_name(&node).as_str() {
"value" => Instruction::Value(
node.attribute("variable")
.and_then(|a| Some(String::from(a)))
.map(String::from)
.ok_or(MissingAttribute("value", "variable"))?,
),
"assign" => Instruction::Assign(

14
src/interpreter/run.rs
View File

@@ -234,7 +234,7 @@ impl RunUtil for Instruction {
pub trait Run {
fn run(&self, ctx: &mut Context, globals: &Context) -> Result<Option<Value>, Box<dyn Error>>;
fn run_all(
ins: &Vec<Instruction>,
ins: &[Instruction],
ctx: &mut Context,
globals: &Context,
) -> Result<Option<Vec<Value>>, Box<dyn Error>>;
@@ -242,7 +242,7 @@ pub trait Run {
impl Run for Instruction {
fn run_all(
ins: &Vec<Instruction>,
ins: &[Instruction],
ctx: &mut Context,
globals: &Context,
) -> Result<Option<Vec<Value>>, Box<dyn Error>> {
@@ -250,11 +250,11 @@ impl Run for Instruction {
}
fn run(&self, ctx: &mut Context, globals: &Context) -> Result<Option<Value>, Box<dyn Error>> {
Ok(if let None = ctx.value(&String::from("__return")) {
Ok(if ctx.value(&String::from("__return")).is_none() {
match self {
Instruction::Value(key) => {
Some(match ctx.value(key).ok_or(UnknownVariable(key.clone()))? {
Value::Array(vecrc) => Value::Array(Rc::clone(&vecrc)),
Value::Array(vecrc) => Value::Array(Rc::clone(vecrc)),
val => val.clone(),
})
}
@@ -388,7 +388,7 @@ impl Run for Instruction {
let vals: Vec<Value> =
Instruction::run_all(args, ctx, globals)?.ok_or(InvalidValue("call"))?;
let fct_val = ctx
.value(&fct_name)
.value(fct_name)
.ok_or(UnknownVariable(fct_name.clone()))?;
if let Value::Function(f) = fct_val {
let mut local = ctx.clone();
@@ -511,7 +511,7 @@ pub fn run(program: String) -> Result<(), Box<dyn Error>> {
.first_element_child()
.ok_or(InvalidProgram)?
.children()
.find(|node| util::tag_name(&node) == "main")
.find(|node| util::tag_name(node) == "main")
.ok_or(MissingChild("program", "main"))?;
let main_ast = Instruction::from_children(main)?;
@@ -519,7 +519,7 @@ pub fn run(program: String) -> Result<(), Box<dyn Error>> {
.first_element_child()
.ok_or(InvalidProgram)?
.children()
.filter(|node| node.tag_name().name() == String::from("function"));
.filter(|node| node.tag_name().name() == "function");
for fun in functions {
ctx.assign(

13
src/interpreter/stl.rs
View File

@@ -62,7 +62,7 @@ fn print_line(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
}
fn input(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
if vals.len() == 0 {
if vals.is_empty() {
let mut line = String::new();
stdin().read_line(&mut line)?;
line.pop();
@@ -181,7 +181,7 @@ fn array_length(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
fn to_ascii(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
if vals.len() == 1 {
if let Value::Integer(i) = &vals[0] {
if &0 <= i && i <= &255 {
if (0..=255).contains(i) {
Ok(Some(Value::String(String::from_utf8(vec![*i as u8])?)))
} else {
Err(InvalidArgument("to-ascii", "integer").into())
@@ -211,12 +211,9 @@ fn from_ascii(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
}
fn get_args(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
if vals.len() == 0 {
if vals.is_empty() {
Ok(Some(Value::Array(Rc::new(RefCell::new(
std::env::args()
.skip(1)
.map(|arg| Value::String(arg))
.collect(),
std::env::args().skip(1).map(Value::String).collect(),
)))))
} else {
Err(BadArgumentCount("get-args", vals.len(), 0).into())
@@ -233,7 +230,7 @@ fn write_file(vals: Vec<Value>) -> Result<Option<Value>, Box<dyn Error>> {
.append(Value::to_bool(&vals[2]))
.open(path)
{
if let Ok(_) = write!(file, "{}", contents) {
if write!(file, "{}", contents).is_ok() {
Ok(None)
} else {
Err(InaccessibleFile(path.clone()).into())

14
src/interpreter/value.rs
View File

@@ -27,7 +27,7 @@ impl Function {
}
self.args
.iter()
.zip(args.into_iter())
.zip(args)
.for_each(|(p, a)| ctx.assign(p.clone(), a));
for i in self.ins.iter() {
i.run(ctx, globals)?;
@@ -37,20 +37,22 @@ impl Function {
pub fn from(fun: &Node<'_, '_>) -> Result<Function, Box<dyn Error>> {
Ok(Function {
args: util::find_node(&fun, "arguments")
args: util::find_node(fun, "arguments")
.ok_or(MissingChild("call", "arguments"))?
.children()
.filter(Node::is_element)
.map(|n| n.attribute("name").and_then(|s| Some(String::from(s))))
.map(|n| n.attribute("name").map(String::from))
.collect::<Option<Vec<String>>>()
.ok_or(Unnamed("argument"))?,
ins: Instruction::from_children(
util::find_node(&fun, "body").ok_or(MissingChild("call", "body"))?,
util::find_node(fun, "body").ok_or(MissingChild("call", "body"))?,
)?,
})
}
}
type StdFn = fn(Vec<Value>) -> Result<Option<Value>, Box<dyn Error>>;
#[derive(Clone, Debug)]
pub enum Value {
Integer(i64),
@@ -58,7 +60,7 @@ pub enum Value {
String(String),
Array(Rc<RefCell<Vec<Value>>>),
Function(Function),
StdFunction(fn(Vec<Value>) -> Result<Option<Value>, Box<dyn Error>>),
StdFunction(StdFn),
}
impl Value {
@@ -66,7 +68,7 @@ impl Value {
match self {
Value::Integer(i) => *i != 0,
Value::Real(f) => *f != 0.0,
Value::String(s) => s.len() != 0,
Value::String(s) => !s.is_empty(),
Value::Array(v) => v.borrow().len() != 0,
_ => true,
}