mercuryworkshop-mirror/scramjet
1
0
Fork 0
mirror of https://github.com/MercuryWorkshop/scramjet.git synced 2025-05-14 23:10:02 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

don't wrap inside a typeof

Browse source
This commit is contained in:
velzie 2024-07-30 08:18:01 -04:00
parent cccf051bbc
commit 1a98345d9e
No known key found for this signature in database
GPG key ID: 048413F95F0DDE1F
1 changed files with 19 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

30
rewriter/src/rewrite.rs
View file

@ -6,7 +6,7 @@ use oxc_ast::{
}; };
use oxc_parser::Parser; use oxc_parser::Parser;
use oxc_span::{SourceType, Span}; use oxc_span::{SourceType, Span};
use oxc_syntax::operator::AssignmentOperator; use oxc_syntax::operator::{AssignmentOperator, UnaryOperator};
use url::Url; use url::Url;
#[derive(Debug)] #[derive(Debug)]
@ -184,19 +184,27 @@ impl<'a> Visit<'a> for Rewriter {
} }
fn visit_return_statement(&mut self, it: &oxc_ast::ast::ReturnStatement<'a>) { fn visit_return_statement(&mut self, it: &oxc_ast::ast::ReturnStatement<'a>) {
if let Some(arg) = &it.argument { // if let Some(arg) = &it.argument {
self.jschanges.push(JsChange::GenericChange { // self.jschanges.push(JsChange::GenericChange {
span: Span::new(it.span.start + 6, it.span.start + 6), // span: Span::new(it.span.start + 6, it.span.start + 6),
text: format!(" $scramdbg((()=>{{ try {{return arguments}} catch(_){{}} }})(),("), // text: format!(" $scramdbg((()=>{{ try {{return arguments}} catch(_){{}} }})(),("),
}); // });
self.jschanges.push(JsChange::GenericChange { // self.jschanges.push(JsChange::GenericChange {
span: Span::new(expression_span(arg).end, expression_span(arg).end), // span: Span::new(expression_span(arg).end, expression_span(arg).end),
text: format!("))"), // text: format!("))"),
}); // });
} // }
walk::walk_return_statement(self, it); walk::walk_return_statement(self, it);
} }
fn visit_unary_expression(&mut self, it: &oxc_ast::ast::UnaryExpression<'a>) {
if matches!(it.operator, UnaryOperator::Typeof) {
// don't walk to identifier rewrites since it won't matter
return;
}
walk::walk_unary_expression(self, it);
}
// we don't want to rewrite the identifiers here because of a very specific edge case // we don't want to rewrite the identifiers here because of a very specific edge case
fn visit_for_in_statement(&mut self, it: &oxc_ast::ast::ForInStatement<'a>) { fn visit_for_in_statement(&mut self, it: &oxc_ast::ast::ForInStatement<'a>) {
walk::walk_statement(self, &it.body); walk::walk_statement(self, &it.body);