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Remove __exports map on the web target

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This is no longe rneeded now that we precisely track what needs to be
exported for an imported item, so all the imports are hooked up
correctly elsewhere without the need for the `__exports` map.
This commit is contained in:
Alex Crichton 2019-05-30 08:50:19 -07:00
parent 3e28e6ea46
commit e8e84a3f9c
1 changed files with 2 additions and 46 deletions
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48
crates/cli-support/src/js/mod.rs
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@ -142,7 +142,8 @@ impl<'a> Context<'a> {
OutputMode::Bundler { .. }
| OutputMode::Node {
experimental_modules: true,
} => {
}
| OutputMode::Web => {
if contents.starts_with("function") {
let body = &contents[8..];
if export_name == definition_name {
@ -161,50 +162,6 @@ impl<'a> Context<'a> {
format!("export const {} = {};\n", export_name, contents)
}
}
OutputMode::Web => {
// In web mode there's no need to export the internals of
// wasm-bindgen as we're not using the module itself as the
// import object but rather the `__exports` map we'll be
// initializing below.
let export = if export_name.starts_with("__wbindgen")
|| export_name.starts_with("__wbg_")
|| export_name.starts_with("__widl_")
{
""
} else {
"export "
};
if contents.starts_with("function") {
let body = &contents[8..];
if export_name == definition_name {
format!(
"{}function {name}{}\n__exports.{name} = {name}",
export,
body,
name = export_name,
)
} else {
format!(
"{}function {defname}{}\n__exports.{name} = {defname}",
export,
body,
name = export_name,
defname = definition_name,
)
}
} else if contents.starts_with("class") {
assert_eq!(export_name, definition_name);
format!("{}{}\n", export, contents)
} else {
assert_eq!(export_name, definition_name);
format!(
"{}const {name} = {};\n__exports.{name} = {name};",
export,
contents,
name = export_name
)
}
}
};
self.global(&global);
Ok(())
@ -366,7 +323,6 @@ impl<'a> Context<'a> {
// expose the same initialization function as `--target no-modules`
// as the default export of the module.
OutputMode::Web => {
self.imports_post.push_str("const __exports = {};\n");
self.imports_post.push_str("let wasm;\n");
init = self.gen_init(needs_manual_start);
footer.push_str("export default init;\n");