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Fix a case where snippet is specified twice

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When importing a file across multiple locations in a module make sure it
doesn't trip an assert and it works as expected.
This commit is contained in:
Alex Crichton
2019-02-26 08:30:59 -08:00
parent 6283169a30
commit 7e62aff1ce
3 changed files with 28 additions and 6 deletions
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12
crates/cli-support/src/js/mod.rs
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@ -2378,12 +2378,12 @@ impl<'a> Context<'a> {
impl<'a, 'b> SubContext<'a, 'b> {
pub fn generate(&mut self) -> Result<(), Error> {
for m in self.program.local_modules.iter() {
// All local modules we find should be unique, so assert such.
assert!(self
.cx
.local_modules
.insert(m.identifier, m.contents)
.is_none());
// All local modules we find should be unique, but the same module
// may have showed up in a few different blocks. If that's the case
// all the same identifiers should have the same contents.
if let Some(prev) = self.cx.local_modules.insert(m.identifier, m.contents) {
assert_eq!(prev, m.contents);
}
}
for f in self.program.exports.iter() {
self.generate_export(f).with_context(|_| {