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wasm-bindgen-test: Have the test runner JS call the original console.log

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This makes control flow a little easier to follow and avoids wasm->js->wasm
re-entrancy.
This commit is contained in:
Nick Fitzgerald
2019-01-14 14:41:32 -08:00
parent 51ef19b85f
commit a94f3f4403
4 changed files with 37 additions and 30 deletions
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11
crates/test/src/rt/mod.rs
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@ -305,21 +305,20 @@ scoped_thread_local!(static CURRENT_OUTPUT: RefCell<Output>);
// attach it to. The main `test` crate in the rust repo also has issues about
// how not all output is captured, causing some inconsistencies sometimes.
#[wasm_bindgen]
pub fn __wbgtest_console_log(original: &Function, args: &Array) {
record(original, args, |output| &mut output.log)
pub fn __wbgtest_console_log(args: &Array) {
record(args, |output| &mut output.log)
}
/// Handler for `console.error` invocations.
///
/// Works the same as `console_log` above.
#[wasm_bindgen]
pub fn __wbgtest_console_error(original: &Function, args: &Array) {
record(original, args, |output| &mut output.error)
pub fn __wbgtest_console_error(args: &Array) {
record(args, |output| &mut output.error)
}
fn record(orig: &Function, args: &Array, dst: impl FnOnce(&mut Output) -> &mut String) {
fn record(args: &Array, dst: impl FnOnce(&mut Output) -> &mut String) {
if !CURRENT_OUTPUT.is_set() {
drop(orig.apply(&JsValue::null(), args));
return;
}