V8

Package.swift

.package(url: "https://github.com/JavaScriptKit/V8.git", .branch("dev"))

Usage

let context = JSContext()
try context.evaluate("40 + 2")

try context.createFunction(name: "getResult") {
    return .string("result string")
}
let result = try context.evaluate("getResult()")
expect(result.isString)
expect(try result.toString() == "result string")
expect("\(result)" == "result string")

Requirements

macOS

brew install v8

SwiftPM arguments

swift build

./run_tests

Linux

Hope the args are still valid. For full instructions follow https://v8.dev/docs/build

git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
export PATH=$PATH:$(pwd)/depot_tools
fetch v8
cd v8
gclient sync -r 12.0.267.10
./build/install-build-deps.sh #OMG
gn gen --args="is_debug=false is_component_build=true v8_use_external_startup_data=false v8_enable_i18n_support=false" out.gn/x64.release
ninja -j8 -C out.gn/x64.release -v d8

SwiftPM arguments

export LD_LIBRARY_PATH=/opt/libv8-9.3/lib
swift build -Xcc -I/opt/libv8-9.3/include -Xlinker -L/opt/libv8-9.3/lib
swift test -Xcc -I/opt/libv8-9.3/include -Xlinker -L/opt/libv8-9.3/lib