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Fix how we pass error list output parameter when parsing AST

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This makes it more convenient to pass None.
This commit is contained in:
Johannes Altmanninger 2023-04-18 18:39:03 +02:00
parent 22c8e9f60d
commit 966dc0d997
2 changed files with 30 additions and 42 deletions
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50
fish-rust/src/ast.rs
View file

@ -2274,7 +2274,7 @@ impl Ast {
pub fn parse(
src: &wstr,
flags: ParseTreeFlags,
out_errors: &mut Option<ParseErrorList>,
out_errors: Option<&mut ParseErrorList>,
) -> Self {
parse_from_top(src, flags, out_errors, Type::job_list)
}
@ -2282,7 +2282,7 @@ impl Ast {
pub fn parse_argument_list(
src: &wstr,
flags: ParseTreeFlags,
out_errors: &mut Option<ParseErrorList>,
out_errors: Option<&mut ParseErrorList>,
) -> Self {
parse_from_top(src, flags, out_errors, Type::freestanding_argument_list)
}
@ -2626,7 +2626,7 @@ struct Populator<'a> {
depth: usize,
// If non-null, populate with errors.
out_errors: &'a mut Option<ParseErrorList>,
out_errors: Option<&'a mut ParseErrorList>,
}
impl<'s> NodeVisitorMut for Populator<'s> {
@ -2885,7 +2885,7 @@ impl<'s> Populator<'s> {
src: &'s wstr,
flags: ParseTreeFlags,
top_type: Type,
out_errors: &'s mut Option<ParseErrorList>,
out_errors: Option<&'s mut ParseErrorList>,
) -> Self {
Self {
flags,
@ -3758,7 +3758,7 @@ enum ParserStatus {
fn parse_from_top(
src: &wstr,
flags: ParseTreeFlags,
out_errors: &mut Option<ParseErrorList>,
out_errors: Option<&mut ParseErrorList>,
top_type: Type,
) -> Ast {
assert!(
@ -3895,7 +3895,7 @@ use crate::ffi_tests::add_test;
add_test!("test_ast_parse", || {
use crate::parse_constants::PARSE_FLAG_NONE;
let src = L!("echo");
let ast = Ast::parse(src, PARSE_FLAG_NONE, &mut None);
let ast = Ast::parse(src, PARSE_FLAG_NONE, None);
assert!(!ast.any_error);
});
@ -4391,20 +4391,15 @@ impl Ast {
}
fn ast_parse_ffi(src: &CxxWString, flags: u8, errors: *mut ParseErrorListFfi) -> Box<Ast> {
let mut out_errors: Option<ParseErrorList> = if errors.is_null() {
None
} else {
Some(unsafe { &(*errors).0 }.clone())
};
let ast = Box::new(Ast::parse(
Box::new(Ast::parse(
src.as_wstr(),
ParseTreeFlags(flags),
&mut out_errors,
));
if let Some(out_errors) = out_errors {
unsafe { (*errors).0 = out_errors };
}
ast
if errors.is_null() {
None
} else {
Some(unsafe { &mut (*errors).0 })
},
))
}
fn ast_parse_argument_list_ffi(
@ -4412,20 +4407,15 @@ fn ast_parse_argument_list_ffi(
flags: u8,
errors: *mut ParseErrorListFfi,
) -> Box<Ast> {
let mut out_errors: Option<ParseErrorList> = if errors.is_null() {
None
} else {
Some(unsafe { &(*errors).0 }.clone())
};
let ast = Box::new(Ast::parse_argument_list(
Box::new(Ast::parse_argument_list(
src.as_wstr(),
ParseTreeFlags(flags),
&mut out_errors,
));
if let Some(out_errors) = out_errors {
unsafe { (*errors).0 = out_errors };
}
ast
if errors.is_null() {
None
} else {
Some(unsafe { &mut (*errors).0 })
},
))
}
fn new_ast_traversal<'a>(root: &'a NodeFfi<'a>) -> Box<Traversal<'a>> {

22
fish-rust/src/parse_tree.rs
View file

@ -120,7 +120,7 @@ pub type ParsedSourceRef = Option<Rc<ParsedSource>>;
pub fn parse_source(
src: WString,
flags: ParseTreeFlags,
errors: &mut Option<ParseErrorList>,
errors: Option<&mut ParseErrorList>,
) -> ParsedSourceRef {
let ast = Ast::parse(&src, flags, errors);
if ast.errored() && !(flags & PARSE_FLAG_CONTINUE_AFTER_ERROR) {
@ -177,17 +177,15 @@ fn parse_source_ffi(
flags: u8,
errors: *mut ParseErrorListFfi,
) -> Box<ParsedSourceRefFFI> {
let mut out_errors: Option<ParseErrorList> = if errors.is_null() {
None
} else {
Some(unsafe { &(*errors).0 }.clone())
};
let ps = parse_source(src.from_ffi(), ParseTreeFlags(flags), &mut out_errors);
if let Some(out_errors) = out_errors {
unsafe { (*errors).0 = out_errors };
}
Box::new(ParsedSourceRefFFI(ps))
Box::new(ParsedSourceRefFFI(parse_source(
src.from_ffi(),
ParseTreeFlags(flags),
if errors.is_null() {
None
} else {
Some(unsafe { &mut (*errors).0 })
},
)))
}
impl ParsedSourceRefFFI {
fn clone(&self) -> Box<ParsedSourceRefFFI> {