mirror of
https://github.com/fluencelabs/wasm-bindgen
synced 2025-03-16 02:00:51 +00:00
Only generate JS null checks in debug mode
In non-debug mode Rust is already checking these pointers, so let's only generate the relevant code in debug mode.
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@ -985,7 +985,7 @@ impl ToTokens for ast::Enum {
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_extra: &mut ::wasm_bindgen::convert::Stack,
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) -> Self {
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#(#cast_clauses else)* {
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::wasm_bindgen::throw("invalid enum value passed")
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::wasm_bindgen::throw_str("invalid enum value passed")
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}
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}
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}
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@ -68,11 +68,13 @@ impl<'a, 'b> Js2Rust<'a, 'b> {
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/// passed should be `this.ptr`.
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pub fn method(&mut self, method: bool, consumed: bool) -> &mut Self {
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if method {
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self.prelude(
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"if (this.ptr === 0) {
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throw new Error('Attempt to use a moved value');
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}",
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);
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if self.cx.config.debug {
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self.prelude(
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"if (this.ptr === 0) {
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throw new Error('Attempt to use a moved value');
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}",
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);
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}
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if consumed {
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self.prelude(
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"\
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@ -85,7 +85,8 @@ exports.custom_type_return_2 = function() {
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};
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exports.touch_custom_type = function() {
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assert.throws(() => CUSTOM_TYPE.touch(), /Attempt to use a moved value/);
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assert.throws(() => CUSTOM_TYPE.touch(),
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/Attempt to use a moved value|null pointer passed to rust/);
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};
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exports.interpret_2_as_custom_type = function() {
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@ -5,14 +5,16 @@ const useMoved = () => {
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const apple = new wasm.Fruit('apple');
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apple.name();
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wasm.eat(apple);
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assert.throws(() => apple.name(), /Attempt to use a moved value/);
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assert.throws(() => apple.name(),
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/Attempt to use a moved value|null pointer passed to rust/);
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};
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const moveMoved = () => {
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const pear = new wasm.Fruit('pear');
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pear.name();
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wasm.eat(pear);
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assert.throws(() => wasm.eat(pear), /Attempt to use a moved value/);
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assert.throws(() => wasm.eat(pear),
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/Attempt to use a moved value|null pointer passed to rust/);
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};
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exports.js_works = () => {
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