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package io
to_reader :: proc(s: Stream) -> (r: Reader, ok: bool = true) #optional_ok {
r = s
ok = .Read in query(s)
return
}
to_writer :: proc(s: Stream) -> (w: Writer, ok: bool = true) #optional_ok {
w = s
ok = .Write in query(s)
return
}
to_closer :: proc(s: Stream) -> (c: Closer, ok: bool = true) #optional_ok {
c = s
ok = .Close in query(s)
return
}
to_flusher :: proc(s: Stream) -> (f: Flusher, ok: bool = true) #optional_ok {
f = s
ok = .Flush in query(s)
return
}
to_seeker :: proc(s: Stream) -> (seeker: Seeker, ok: bool = true) #optional_ok {
seeker = s
ok = .Seek in query(s)
return
}
to_read_writer :: proc(s: Stream) -> (r: Read_Writer, ok: bool = true) #optional_ok {
r = s
ok = query(s) >= {.Read, .Write}
return
}
to_read_closer :: proc(s: Stream) -> (r: Read_Closer, ok: bool = true) #optional_ok {
r = s
ok = query(s) >= {.Read, .Close}
return
}
to_read_write_closer :: proc(s: Stream) -> (r: Read_Write_Closer, ok: bool = true) #optional_ok {
r = s
ok = query(s) >= {.Read, .Write, .Close}
return
}
to_read_write_seeker :: proc(s: Stream) -> (r: Read_Write_Seeker, ok: bool = true) #optional_ok {
r = s
ok = query(s) >= {.Read, .Write, .Seek}
return
}
to_write_flusher :: proc(s: Stream) -> (w: Write_Flusher, ok: bool = true) #optional_ok {
w = s
ok = query(s) >= {.Write, .Flush}
return
}
to_write_flush_closer :: proc(s: Stream) -> (w: Write_Flush_Closer, ok: bool = true) #optional_ok {
w = s
ok = query(s) >= {.Write, .Flush, .Close}
return
}
to_reader_at :: proc(s: Stream) -> (r: Reader_At, ok: bool = true) #optional_ok {
r = s
ok = query(s) >= {.Read_At}
return
}
to_writer_at :: proc(s: Stream) -> (w: Writer_At, ok: bool = true) #optional_ok {
w = s
ok = query(s) >= {.Write_At}
return
}
to_write_closer :: proc(s: Stream) -> (w: Write_Closer, ok: bool = true) #optional_ok {
w = s
ok = query(s) >= {.Write, .Close}
return
}
to_write_seeker :: proc(s: Stream) -> (w: Write_Seeker, ok: bool = true) #optional_ok {
w = s
ok = query(s) >= {.Write, .Seek}
return
}
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