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# stdio stuff
global io = {
fn open(self, path, mode) -> { path: string, offset: num } do
if mode == "w" do
vfs:store(path, "")
end
let offset = 0
if mode == "a" do
const size = vfs:size(path)
if (size > 0)
offset = size
end
return { path = path, offset = offset }
end,
fn read(self, handle, count) -> string do
const data = vfs:read_bytes(handle.path, handle.offset, count)
handle.offset += data:len()
return data
end,
fn read_all(self, handle) -> string do
const size = vfs:size(handle.path)
if (size <= handle.offset)
return ""
const data = vfs:read_bytes(handle.path, handle.offset, size - handle.offset)
handle.offset += data:len()
return data
end,
fn write(self, handle, data) -> num do
vfs:write_at(handle.path, handle.offset, data)
handle.offset += data:len()
return data:len()
end,
fn seek(self, handle, offset) do handle.offset = offset end,
fn tell(self, handle) -> num do return handle.offset end,
fn close(self, handle) :nil,
}
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