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Only expose assertions in debug mode

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This commit is contained in:
Alex Crichton 2017-12-20 12:56:57 -08:00
parent f1d425b943
commit 5d697c196f
1 changed files with 35 additions and 32 deletions
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67
crates/wasm-bindgen-cli-support/src/ts.rs
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@ -120,17 +120,22 @@ impl Js {
match *arg {
shared::Type::Number => {
dst.push_str("number");
self.expose_assert_num();
arg_conversions.push_str(&format!("_assertNum({});\n", name));
if self.debug {
self.expose_assert_num();
arg_conversions.push_str(&format!("_assertNum({});\n", name));
}
pass(&name)
}
shared::Type::Boolean => {
dst.push_str("boolean");
self.expose_assert_bool();
arg_conversions.push_str(&format!("\
const bool{i} = _assertBoolean({name});
", name = name, i = i));
pass(&format!("bool{i}", i = i))
if self.debug {
self.expose_assert_bool();
arg_conversions.push_str(&format!("\
_assertBoolean({name});
", name = name));
} else {
}
pass(&format!("arg{i} ? 1 : 0", i = i))
}
shared::Type::BorrowedStr |
shared::Type::String => {
@ -151,19 +156,26 @@ impl Js {
shared::Type::ByRef(ref s) |
shared::Type::ByMutRef(ref s) => {
dst.push_str(s);
self.expose_assert_class();
arg_conversions.push_str(&format!("\
const ptr{i} = _assertClass({arg}, {struct_});
", i = i, arg = name, struct_ = s));
pass(&format!("ptr{}", i));
if self.debug {
self.expose_assert_class();
arg_conversions.push_str(&format!("\
_assertClass({arg}, {struct_});
", arg = name, struct_ = s));
}
pass(&format!("{}.__wasmPtr", name));
}
shared::Type::ByValue(ref s) => {
dst.push_str(s);
self.expose_assert_class();
if self.debug {
self.expose_assert_class();
arg_conversions.push_str(&format!("\
_assertClass({arg}, {struct_});
", arg = name, struct_ = s));
}
arg_conversions.push_str(&format!("\
const ptr{i} = _assertClass({arg}, {struct_});
const ptr{i} = {arg}.__wasmPtr;
{arg}.__wasmPtr = 0;
", i = i, arg = name, struct_ = s));
", i = i, arg = name));
pass(&format!("ptr{}", i));
}
shared::Type::JsObject => {
@ -313,37 +325,33 @@ impl Js {
}
ts_dst.push_str("): ");
dst.push_str("): ");
let mut convert = None;
match import.ret {
let invoc = format!("_imports.{}({})", import.name, invocation);
let invoc = match import.ret {
Some(shared::Type::Number) => {
ts_dst.push_str("number");
dst.push_str("number");
invoc
}
Some(shared::Type::Boolean) => {
ts_dst.push_str("boolean");
dst.push_str("number");
convert = Some("_assertBoolean");
self.expose_assert_bool();
format!("{} ? 1 : 0", invoc)
}
Some(shared::Type::JsObject) => {
ts_dst.push_str("any");
dst.push_str("number");
self.expose_add_heap_object();
convert = Some("addHeapObject");
format!("addHeapObject({})", invoc)
}
None => {
ts_dst.push_str("void");
dst.push_str("void");
invoc
}
_ => unimplemented!(),
}
};
ts_dst.push_str("\n");
dst.push_str(" {\n");
let invoc = format!("_imports.{}({})", import.name, invocation);
let invoc = match convert {
Some(s) => format!("{}({})", s, invoc),
None => invoc,
};
dst.push_str(&format!("return {};\n}}", invoc));
(dst, ts_dst)
@ -819,14 +827,9 @@ impl Js {
return
}
self.globals.push_str("\
function _assertBoolean(n: boolean): number {
function _assertBoolean(n: boolean) {
if (typeof(n) !== 'boolean')
throw new Error('expected a boolean argument');
if (n) {
return 1;
} else {
return 0;
}
}
");
}