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Add extra parsing checks to prevent iter_blocks from matching tokens after end of filter

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NGnius (Graham) 2022-03-04 11:06:37 -05:00
parent 9dd70f2004
commit f862319f3b
2 changed files with 27 additions and 3 deletions
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7
mps-interpreter/src/lang/iter_block.rs
View file

@ -260,7 +260,7 @@ impl MpsItemBlockFactory {
impl BoxedMpsOpFactory for MpsItemBlockFactory { impl BoxedMpsOpFactory for MpsItemBlockFactory {
fn is_op_boxed(&self, tokens: &VecDeque<MpsToken>) -> bool { fn is_op_boxed(&self, tokens: &VecDeque<MpsToken>) -> bool {
tokens[tokens.len() - 1].is_close_curly() find_last_open_curly(tokens).is_some()
} }
fn build_op_boxed( fn build_op_boxed(
@ -347,7 +347,12 @@ fn find_last_open_curly(tokens: &VecDeque<MpsToken>) -> Option<usize> {
if bracket_depth == 0 && curly_found { if bracket_depth == 0 && curly_found {
return Some(i + 1); return Some(i + 1);
} }
},
MpsToken::OpenBracket | MpsToken::CloseBracket => {
if bracket_depth == 0 {
return None;
} }
},
_ => {} _ => {}
} }
if token.is_open_curly() { if token.is_open_curly() {

21
mps-interpreter/tests/single_line.rs
View file

@ -677,7 +677,7 @@ fn execute_compareitemop_line() -> Result<(), Box<dyn MpsLanguageError>> {
#[test] #[test]
fn execute_computeitemop_line() -> Result<(), Box<dyn MpsLanguageError>> { fn execute_computeitemop_line() -> Result<(), Box<dyn MpsLanguageError>> {
execute_single_line( execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).(artist? like `Bruno`).{ "files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).{
let count = 1, let count = 1,
item.track = count, item.track = count,
item.title = ~`Song #{track}` item, item.title = ~`Song #{track}` item,
@ -693,6 +693,25 @@ fn execute_computeitemop_line() -> Result<(), Box<dyn MpsLanguageError>> {
) )
} }
#[test]
fn execute_complexitemop_line() -> Result<(), Box<dyn MpsLanguageError>> {
execute_single_line(
"files(`~/Music/MusicFlac/Bruno Mars/24K Magic/`).().{
let count = 1,
item.track = count,
item.title = ~`Song #{track}` item,
if count > 5 {
item.filename = `¯\\\\_(ツ)_/¯`
} else {
item.filename = `/shrug`,
},
count = count + 1,
}.()",
false,
true,
)
}
#[test] #[test]
fn execute_constructitemop_line() -> Result<(), Box<dyn MpsLanguageError>> { fn execute_constructitemop_line() -> Result<(), Box<dyn MpsLanguageError>> {
execute_single_line( execute_single_line(