mirror of
https://github.com/PaddiM8/kalker.git
synced 2025-01-06 13:39:17 +01:00
fixed panic on trailing spaces
This commit is contained in:
PaddiM8
parent
5721a21c80
commit
3ece6ee5c2
178
Cargo.lock
generated
178
Cargo.lock
generated
@ -2,9 +2,9 @@
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@ -18,58 +18,23 @@ dependencies = [
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@ -117,20 +71,20 @@ dependencies = [
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@ -244,21 +197,21 @@ dependencies = [
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@ -325,26 +278,25 @@ dependencies = [
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|
||||
version = "0.3.8"
|
||||
version = "0.3.9"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
|
||||
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
|
||||
dependencies = [
|
||||
"winapi-i686-pc-windows-gnu",
|
||||
"winapi-x86_64-pc-windows-gnu",
|
||||
|
||||
@ -12,7 +12,7 @@ categories = ["mathematics", "parser-implementations"]
|
||||
|
||||
[dependencies]
|
||||
phf = { version = "0.8", features = ["macros"] }
|
||||
rug = "1.9.0"
|
||||
rug = "1.11.0"
|
||||
test-case = "1.0.0"
|
||||
regex = "1"
|
||||
lazy_static = "1.4.0"
|
||||
|
||||
@ -67,18 +67,23 @@ impl<'a> Lexer<'a> {
|
||||
}
|
||||
|
||||
fn next(&mut self) -> Token {
|
||||
let eof = build(TokenKind::EOF, "", (self.index, self.index));
|
||||
let mut c = if let Some(c) = self.peek() {
|
||||
*c
|
||||
} else {
|
||||
return build(TokenKind::EOF, "", (self.index, self.index));
|
||||
return eof;
|
||||
};
|
||||
|
||||
while c == ' ' || c == '\t' || c == '\r' || c == '\n' {
|
||||
if let None = self.advance() {
|
||||
return build(TokenKind::EOF, "", (self.index, self.index));
|
||||
return eof;
|
||||
}
|
||||
|
||||
c = *self.peek().unwrap();
|
||||
c = if let Some(c) = self.peek() {
|
||||
*c
|
||||
} else {
|
||||
return eof;
|
||||
}
|
||||
}
|
||||
|
||||
if c.is_digit(10) {
|
||||
@ -244,6 +249,24 @@ mod tests {
|
||||
match_tokens(tokens, expected);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_empty() {
|
||||
// test_case macro doesn't seem to work with spaces.
|
||||
let test_cases = vec![" ", " ", "test ", " test "];
|
||||
|
||||
for input in test_cases {
|
||||
let tokens = Lexer::lex(input);
|
||||
|
||||
if regex::Regex::new(r"^\s*$").unwrap().is_match(input) {
|
||||
let expected = vec![TokenKind::EOF];
|
||||
match_tokens(tokens, expected);
|
||||
} else {
|
||||
let expected = vec![TokenKind::Identifier, TokenKind::EOF];
|
||||
match_tokens(tokens, expected);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[test_case("1")]
|
||||
#[test_case("24")]
|
||||
#[test_case("56.4")]
|
||||
|
||||
Loading…
Reference in New Issue
Block a user