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Converts all try! macros to ? syntax.

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Fixes #46
This commit is contained in:
rep-nop
2017-02-25 22:12:33 -05:00
committed by Jakob Stoklund Olesen
parent cf5701b137
commit b23f1fb347
22 changed files with 270 additions and 270 deletions
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16
lib/filecheck/src/checker.rs
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@@ -38,7 +38,7 @@ impl Directive {
}
// All other commands are followed by a pattern.
let pat = try!(rest.parse());
let pat = rest.parse()?;
match cmd {
"check" => Ok(Directive::Check(pat)),
@@ -99,7 +99,7 @@ impl CheckerBuilder {
pub fn directive(&mut self, l: &str) -> Result<bool> {
match self.linerx.captures(l) {
Some(caps) => {
self.directives.push(try!(Directive::new(caps)));
self.directives.push(Directive::new(caps)?);
Ok(true)
}
None => Ok(false),
@@ -112,7 +112,7 @@ impl CheckerBuilder {
/// This method can be used to parse a whole test file containing multiple directives.
pub fn text(&mut self, t: &str) -> Result<&mut Self> {
for caps in self.linerx.captures_iter(t) {
self.directives.push(try!(Directive::new(caps)));
self.directives.push(Directive::new(caps)?);
}
Ok(self)
}
@@ -154,7 +154,7 @@ impl Checker {
/// Explain how directives are matched against the input text.
pub fn explain(&self, text: &str, vars: &VariableMap) -> Result<(bool, String)> {
let mut expl = Explainer::new(text);
let success = try!(self.run(text, vars, &mut expl));
let success = self.run(text, vars, &mut expl)?;
expl.finish();
Ok((success, expl.to_string()))
}
@@ -178,7 +178,7 @@ impl Checker {
// The `not:` directives test the same range as `unordered:` directives. In
// particular, if they refer to defined variables, their range is restricted to
// the text following the match that defined the variable.
nots.push((dct_idx, state.unordered_begin(pat), try!(pat.resolve(&state))));
nots.push((dct_idx, state.unordered_begin(pat), pat.resolve(&state)?));
continue;
}
Directive::Regex(ref var, ref rx) => {
@@ -192,7 +192,7 @@ impl Checker {
};
// Check if `pat` matches in `range`.
state.recorder.directive(dct_idx);
if let Some((match_begin, match_end)) = try!(state.match_positive(pat, range)) {
if let Some((match_begin, match_end)) = state.match_positive(pat, range)? {
if let &Directive::Unordered(_) = dct {
// This was an unordered unordered match.
// Keep track of the largest matched position, but leave `last_ordered` alone.
@@ -318,7 +318,7 @@ impl<'a> State<'a> {
// Search for `pat` in `range`, return the range matched.
// After a positive match, update variable definitions, if any.
fn match_positive(&mut self, pat: &Pattern, range: MatchRange) -> Result<Option<MatchRange>> {
let rx = try!(pat.resolve(self));
let rx = pat.resolve(self)?;
let txt = &self.text[range.0..range.1];
let defs = pat.defs();
let matched_range = if defs.is_empty() {
@@ -382,7 +382,7 @@ impl Display for Directive {
impl Display for Checker {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
for (idx, dir) in self.directives.iter().enumerate() {
try!(write!(f, "#{} {}", idx, dir));
write!(f, "#{} {}", idx, dir)?;
}
Ok(())
}