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feat(isolated-declarations): create unique name for _default (#3730)

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This commit is contained in:
Dunqing 2024-06-18 03:40:45 +00:00
parent 38a75e559b
commit ee627c355c
1 changed files with 12 additions and 3 deletions
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15
crates/oxc_isolated_declarations/src/module.rs
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@ -3,7 +3,7 @@ use oxc_ast::ast::*;
use oxc_allocator::Box;
use oxc_ast::Visit;
use oxc_span::{GetSpan, SPAN};
use oxc_span::{Atom, GetSpan, SPAN};
use crate::{diagnostics::default_export_inferred, IsolatedDeclarations};
@ -24,6 +24,16 @@ impl<'a> IsolatedDeclarations<'a> {
})
}
pub fn create_unique_name(&mut self, name: &str) -> Atom<'a> {
let mut binding = self.ast.new_atom(name);
let mut i = 1;
while self.scope.has_reference(&binding) {
binding = self.ast.new_atom(format!("{name}_{i}").as_str());
i += 1;
}
binding
}
pub fn transform_export_default_declaration(
&mut self,
decl: &ExportDefaultDeclaration<'a>,
@ -46,8 +56,7 @@ impl<'a> IsolatedDeclarations<'a> {
} else {
// declare const _default: Type
let kind = VariableDeclarationKind::Const;
// TODO: create unique name for this
let name = self.ast.new_atom("_default");
let name = self.create_unique_name("_default");
let id = self
.ast
.binding_pattern_identifier(BindingIdentifier::new(SPAN, name.clone()));