Return type directly if Result is unnecessary

This commit is contained in:
Joscha 2021-11-19 20:35:18 +01:00
parent 04417ea0f9
commit 99259784cf

View file

@ -31,11 +31,11 @@ fn fail<S: Into<String>, T>(span: Span, message: S) -> Result<T> {
Err(error(span, message))
}
fn parse_title(p: Pair<Rule>) -> Result<String> {
fn parse_title(p: Pair<Rule>) -> String {
assert_eq!(p.as_rule(), Rule::title);
let p = p.into_inner().next().unwrap();
assert_eq!(p.as_rule(), Rule::rest_some);
Ok(p.as_str().to_string())
p.as_str().to_string()
}
fn parse_datum(p: Pair<Rule>) -> Result<NaiveDate> {
@ -98,7 +98,7 @@ impl Amount {
}
}
fn parse_amount(p: Pair<Rule>) -> Result<Amount> {
fn parse_amount(p: Pair<Rule>) -> Amount {
assert_eq!(p.as_rule(), Rule::amount);
let mut sign = None;
@ -117,12 +117,12 @@ fn parse_amount(p: Pair<Rule>) -> Result<Amount> {
}
}
Ok(Amount { sign, value })
Amount { sign, value }
}
fn parse_weekday(p: Pair<Rule>) -> Result<Weekday> {
fn parse_weekday(p: Pair<Rule>) -> Weekday {
assert_eq!(p.as_rule(), Rule::weekday);
Ok(match p.as_str() {
match p.as_str() {
"mon" => Weekday::Monday,
"tue" => Weekday::Tuesday,
"wed" => Weekday::Wednesday,
@ -131,7 +131,7 @@ fn parse_weekday(p: Pair<Rule>) -> Result<Weekday> {
"sat" => Weekday::Saturday,
"sun" => Weekday::Sunday,
_ => unreachable!(),
})
}
}
fn parse_delta_weekdays(p: Pair<Rule>, sign: &mut Option<Sign>) -> Result<DeltaStep> {
@ -139,8 +139,8 @@ fn parse_delta_weekdays(p: Pair<Rule>, sign: &mut Option<Sign>) -> Result<DeltaS
let span = p.as_span();
let mut p = p.into_inner();
let amount = parse_amount(p.next().unwrap())?;
let weekday = parse_weekday(p.next().unwrap())?;
let amount = parse_amount(p.next().unwrap());
let weekday = parse_weekday(p.next().unwrap());
assert_eq!(p.next(), None);
@ -169,7 +169,7 @@ fn parse_delta_step(
));
let span = p.as_span();
let amount = parse_amount(p.into_inner().next().unwrap())?.with_prev_sign(*sign);
let amount = parse_amount(p.into_inner().next().unwrap()).with_prev_sign(*sign);
let value = amount
.value()
.ok_or_else(|| error(span, "ambiguous sign"))?;
@ -270,9 +270,9 @@ fn parse_date_fixed(p: Pair<Rule>) -> Result<DateSpec> {
Ok(spec)
}
fn parse_number(p: Pair<Rule>) -> Result<i32> {
fn parse_number(p: Pair<Rule>) -> i32 {
assert_eq!(p.as_rule(), Rule::number);
Ok(p.as_str().parse().unwrap())
p.as_str().parse().unwrap()
}
fn parse_term(p: Pair<Rule>) -> Expr {
@ -283,10 +283,10 @@ fn parse_op(l: Expr, p: Pair<Rule>, r: Expr) -> Expr {
todo!()
}
fn parse_expr(p: Pair<Rule>) -> Result<Expr> {
fn parse_expr(p: Pair<Rule>) -> Expr {
assert_eq!(p.as_rule(), Rule::expr);
let climber = PrecClimber::new(vec![todo!()]);
Ok(climber.climb(p.into_inner(), parse_term, parse_op))
climber.climb(p.into_inner(), parse_term, parse_op)
}
fn parse_date_expr(p: Pair<Rule>) -> Result<FormulaSpec> {
@ -411,7 +411,7 @@ fn parse_task(p: Pair<Rule>) -> Result<Task> {
assert_eq!(p.as_rule(), Rule::task);
let mut p = p.into_inner();
let title = parse_title(p.next().unwrap())?;
let title = parse_title(p.next().unwrap());
let opts = parse_options(p.next().unwrap())?;
let desc = parse_description(p.next().unwrap())?;
@ -432,7 +432,7 @@ fn parse_note(p: Pair<Rule>) -> Result<Note> {
assert_eq!(p.as_rule(), Rule::note);
let mut p = p.into_inner();
let title = parse_title(p.next().unwrap())?;
let title = parse_title(p.next().unwrap());
let opts = parse_options(p.next().unwrap())?;
let desc = parse_description(p.next().unwrap())?;
@ -483,7 +483,7 @@ fn parse_birthday(p: Pair<Rule>) -> Result<Birthday> {
assert_eq!(p.as_rule(), Rule::birthday);
let mut p = p.into_inner();
let title = parse_title(p.next().unwrap())?;
let title = parse_title(p.next().unwrap());
let when = parse_bdate(p.next().unwrap())?;
let desc = parse_description(p.next().unwrap())?;