Method mountFileSync

src/factory.ts:48–75

* Mounts a file in the Lua environment synchronously. * @param luaWasm - Lua WebAssembly module. * @param path - Path to the file in the Lua environment. * @param content - Content of the file to be mounted.

(luaWasm: LuaWasm, path: string, content: string | ArrayBufferView)

     * @param content - Content of the file to be mounted.
     */
    public mountFileSync(luaWasm: LuaWasm, path: string, content: string | ArrayBufferView): void {
        const fileSep = path.lastIndexOf('/')
        const file = path.substring(fileSep + 1)
        const body = path.substring(0, path.length - file.length - 1)

        if (body.length > 0) {
            const parts = body.split('/').reverse()
            let parent = ''

            while (parts.length) {
                const part = parts.pop()
                if (!part) {
                    continue
                }

                const current = `${parent}/${part}`
                try {
                    luaWasm.module.FS.mkdir(current)
                } catch {
                    // ignore EEXIST
                }

                parent = current
            }
        }

        luaWasm.module.FS.writeFile(path, content)
    }

    /**
     * Creates a Lua engine with the specified options.