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added lex error: DuplicateArguments

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This commit is contained in:
Nick Liu 2022-12-29 01:12:30 +08:00
parent 5380b85579
commit 15ab44384c
3 changed files with 68 additions and 24 deletions
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55
parser/python.lalrpop
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@ -6,7 +6,7 @@
use crate::{
ast,
error::{LexicalError, LexicalErrorType},
function::{ArgumentList, parse_args, parse_params},
function::{ArgumentList, parse_args, parse_params, validate_arguments},
lexer,
context::set_context,
string::parse_strings,
@ -552,16 +552,20 @@ FuncDef: ast::Stmt = {
};
Parameters: ast::Arguments = {
"(" <a: (ParameterList<TypedParameter>)?> ")" => {
a.unwrap_or_else(|| ast::Arguments {
posonlyargs: vec![],
args: vec![],
vararg: None,
kwonlyargs: vec![],
kw_defaults: vec![],
kwarg: None,
defaults: vec![]
})
"(" <a: (ParameterList<TypedParameter>)?> ")" =>? {
let args = validate_arguments(
a.unwrap_or_else(|| ast::Arguments {
posonlyargs: vec![],
args: vec![],
vararg: None,
kwonlyargs: vec![],
kw_defaults: vec![],
kwarg: None,
defaults: vec![]
})
)?;
Ok(args)
}
};
@ -774,19 +778,22 @@ NamedExpression: ast::Expr = {
};
LambdaDef: ast::Expr = {
<location:@L> "lambda" <p:ParameterList<UntypedParameter>?> ":" <body:Test<"all">> <end_location:@R> => {
let p = p.unwrap_or_else(|| {
ast::Arguments {
posonlyargs: vec![],
args: vec![],
vararg: None,
kwonlyargs: vec![],
kw_defaults: vec![],
kwarg: None,
defaults: vec![]
<location:@L> "lambda" <p:ParameterList<UntypedParameter>?> ":" <body:Test<"all">> <end_location:@R> =>? {
let p = validate_arguments(
p.unwrap_or_else(|| {
ast::Arguments {
posonlyargs: vec![],
args: vec![],
vararg: None,
kwonlyargs: vec![],
kw_defaults: vec![],
kwarg: None,
defaults: vec![]
}
}
});
ast::Expr {
))?;
Ok(ast::Expr {
location,
end_location: Some(end_location),
custom: (),
@ -794,7 +801,7 @@ LambdaDef: ast::Expr = {
args: Box::new(p),
body: Box::new(body)
}
}
})
}
}