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function linkGlobals(typeSection, exportInit, linkType) {
let {global} = wasmEvalText(`(module
${typeSection}
(global (export "global") ${linkType} ${exportInit})
)`).exports;
wasmEvalText(`(module
${typeSection}
(import "" "global"
(global ${linkType})
)
)`, {"": {global}});
}
function linkTables(typeSection, exportInit, linkType) {
let {table} = wasmEvalText(`(module
${typeSection}
(table (export "table") ${linkType} (elem (${exportInit})))
)`).exports;
wasmEvalText(`(module
${typeSection}
(import "" "table"
(table 0 1 ${linkType})
)
)`, {"": {table}});
}
function linkFuncs(typeSection, exportInit, linkType) {
let {func} = wasmEvalText(`(module
${typeSection}
(func
(export "func")
(param ${linkType})
(result ${linkType})
unreachable
)
)`).exports;
wasmEvalText(`(module
${typeSection}
(import "" "func"
(func (param ${linkType}) (result ${linkType}))
)
)`, {"": {func}});
}
const TESTS = [
[
"(type (struct (field i32)))",
"ref.null 0",
"(ref null 0)",
],
[
"(type (array i32))",
"ref.null 0",
"(ref null 0)",
],
[
"(type (struct (field i32))) (type (struct (field (ref 0))))",
"ref.null 1",
"(ref null 1)",
]
];
for (let test of TESTS) {
linkGlobals(...test);
linkTables(...test);
linkFuncs(...test);
}