mirror of
https://github.com/Ed94/Odin.git
synced 2026-08-05 15:18:49 +00:00
Remove unneeded semicolons from the core library
This commit is contained in:
+78
-78
@@ -1,194 +1,194 @@
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package io
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to_reader :: proc(s: Stream) -> (r: Reader, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_writer :: proc(s: Stream) -> (w: Writer, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_closer :: proc(s: Stream) -> (c: Closer, ok: bool = true) {
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c.stream = s;
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c.stream = s
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if s.stream_vtable == nil || s.impl_close == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_flusher :: proc(s: Stream) -> (f: Flusher, ok: bool = true) {
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f.stream = s;
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f.stream = s
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if s.stream_vtable == nil || s.impl_flush == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_seeker :: proc(s: Stream) -> (seeker: Seeker, ok: bool = true) {
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seeker.stream = s;
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seeker.stream = s
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if s.stream_vtable == nil || s.impl_seek == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_read_writer :: proc(s: Stream) -> (r: Read_Writer, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read == nil || s.impl_write == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_read_closer :: proc(s: Stream) -> (r: Read_Closer, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read == nil || s.impl_close == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_read_write_closer :: proc(s: Stream) -> (r: Read_Write_Closer, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read == nil || s.impl_write == nil || s.impl_close == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_read_write_seeker :: proc(s: Stream) -> (r: Read_Write_Seeker, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read == nil || s.impl_write == nil || s.impl_seek == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_write_flusher :: proc(s: Stream) -> (w: Write_Flusher, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write == nil || s.impl_flush == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_write_flush_closer :: proc(s: Stream) -> (w: Write_Flush_Closer, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write == nil || s.impl_flush == nil || s.impl_close == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_reader_at :: proc(s: Stream) -> (r: Reader_At, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read_at == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_writer_at :: proc(s: Stream) -> (w: Writer_At, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write_at == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_reader_from :: proc(s: Stream) -> (r: Reader_From, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read_from == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_writer_to :: proc(s: Stream) -> (w: Writer_To, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write_to == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_write_closer :: proc(s: Stream) -> (w: Write_Closer, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write == nil || s.impl_close == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_write_seeker :: proc(s: Stream) -> (w: Write_Seeker, ok: bool = true) {
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w.stream = s;
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w.stream = s
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if s.stream_vtable == nil || s.impl_write == nil || s.impl_seek == nil {
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ok = false;
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ok = false
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}
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return;
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return
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}
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to_byte_reader :: proc(s: Stream) -> (b: Byte_Reader, ok: bool = true) {
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b.stream = s;
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b.stream = s
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if s.stream_vtable == nil || s.impl_read_byte == nil {
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ok = false;
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ok = false
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if s.stream_vtable != nil && s.impl_read != nil {
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ok = true;
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ok = true
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}
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}
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return;
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return
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}
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to_byte_scanner :: proc(s: Stream) -> (b: Byte_Scanner, ok: bool = true) {
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b.stream = s;
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b.stream = s
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if s.stream_vtable != nil {
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if s.impl_unread_byte == nil {
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ok = false;
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return;
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ok = false
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return
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}
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if s.impl_read_byte != nil {
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ok = true;
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ok = true
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} else if s.impl_read != nil {
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ok = true;
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ok = true
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} else {
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ok = false;
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ok = false
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}
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}
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return;
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return
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}
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to_byte_writer :: proc(s: Stream) -> (b: Byte_Writer, ok: bool = true) {
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b.stream = s;
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b.stream = s
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if s.stream_vtable == nil || s.impl_write_byte == nil {
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ok = false;
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ok = false
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if s.stream_vtable != nil && s.impl_write != nil {
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ok = true;
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ok = true
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}
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}
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return;
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return
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}
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to_rune_reader :: proc(s: Stream) -> (r: Rune_Reader, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable == nil || s.impl_read_rune == nil {
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ok = false;
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ok = false
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if s.stream_vtable != nil && s.impl_read != nil {
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ok = true;
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ok = true
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}
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}
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return;
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return
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}
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to_rune_scanner :: proc(s: Stream) -> (r: Rune_Scanner, ok: bool = true) {
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r.stream = s;
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r.stream = s
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if s.stream_vtable != nil {
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if s.impl_unread_rune == nil {
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ok = false;
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return;
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ok = false
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return
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}
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if s.impl_read_rune != nil {
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ok = true;
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ok = true
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} else if s.impl_read != nil {
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ok = true;
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ok = true
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} else {
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ok = false;
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ok = false
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}
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} else {
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ok = false;
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ok = false
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}
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return;
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return
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}
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+171
-171
@@ -50,23 +50,23 @@ Error :: enum i32 {
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Empty = -1,
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}
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Close_Proc :: proc(using s: Stream) -> Error;
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Flush_Proc :: proc(using s: Stream) -> Error;
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Seek_Proc :: proc(using s: Stream, offset: i64, whence: Seek_From) -> (n: i64, err: Error);
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Size_Proc :: proc(using s: Stream) -> i64;
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Read_Proc :: proc(using s: Stream, p: []byte) -> (n: int, err: Error);
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Read_At_Proc :: proc(using s: Stream, p: []byte, off: i64) -> (n: int, err: Error);
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Read_From_Proc :: proc(using s: Stream, r: Reader) -> (n: i64, err: Error);
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Read_Byte_Proc :: proc(using s: Stream) -> (byte, Error);
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Read_Rune_Proc :: proc(using s: Stream) -> (ch: rune, size: int, err: Error);
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Unread_Byte_Proc :: proc(using s: Stream) -> Error;
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Unread_Rune_Proc :: proc(using s: Stream) -> Error;
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Write_Proc :: proc(using s: Stream, p: []byte) -> (n: int, err: Error);
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Write_At_Proc :: proc(using s: Stream, p: []byte, off: i64) -> (n: int, err: Error);
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Write_To_Proc :: proc(using s: Stream, w: Writer) -> (n: i64, err: Error);
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Write_Byte_Proc :: proc(using s: Stream, c: byte) -> Error;
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Write_Rune_Proc :: proc(using s: Stream, r: rune) -> (size: int, err: Error);
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Destroy_Proc :: proc(using s: Stream) -> Error;
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Close_Proc :: proc(using s: Stream) -> Error
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Flush_Proc :: proc(using s: Stream) -> Error
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Seek_Proc :: proc(using s: Stream, offset: i64, whence: Seek_From) -> (n: i64, err: Error)
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Size_Proc :: proc(using s: Stream) -> i64
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Read_Proc :: proc(using s: Stream, p: []byte) -> (n: int, err: Error)
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Read_At_Proc :: proc(using s: Stream, p: []byte, off: i64) -> (n: int, err: Error)
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Read_From_Proc :: proc(using s: Stream, r: Reader) -> (n: i64, err: Error)
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Read_Byte_Proc :: proc(using s: Stream) -> (byte, Error)
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Read_Rune_Proc :: proc(using s: Stream) -> (ch: rune, size: int, err: Error)
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Unread_Byte_Proc :: proc(using s: Stream) -> Error
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Unread_Rune_Proc :: proc(using s: Stream) -> Error
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Write_Proc :: proc(using s: Stream, p: []byte) -> (n: int, err: Error)
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Write_At_Proc :: proc(using s: Stream, p: []byte, off: i64) -> (n: int, err: Error)
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Write_To_Proc :: proc(using s: Stream, w: Writer) -> (n: i64, err: Error)
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Write_Byte_Proc :: proc(using s: Stream, c: byte) -> Error
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Write_Rune_Proc :: proc(using s: Stream, r: rune) -> (size: int, err: Error)
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Destroy_Proc :: proc(using s: Stream) -> Error
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Stream :: struct {
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@@ -99,109 +99,109 @@ Stream_VTable :: struct {
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}
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Reader :: struct {using stream: Stream};
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Writer :: struct {using stream: Stream};
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Closer :: struct {using stream: Stream};
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Flusher :: struct {using stream: Stream};
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Seeker :: struct {using stream: Stream};
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Reader :: struct {using stream: Stream}
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Writer :: struct {using stream: Stream}
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Closer :: struct {using stream: Stream}
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Flusher :: struct {using stream: Stream}
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Seeker :: struct {using stream: Stream}
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Read_Writer :: struct {using stream: Stream};
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Read_Closer :: struct {using stream: Stream};
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Read_Write_Closer :: struct {using stream: Stream};
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Read_Write_Seeker :: struct {using stream: Stream};
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Read_Writer :: struct {using stream: Stream}
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Read_Closer :: struct {using stream: Stream}
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Read_Write_Closer :: struct {using stream: Stream}
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Read_Write_Seeker :: struct {using stream: Stream}
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Write_Closer :: struct {using stream: Stream};
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Write_Seeker :: struct {using stream: Stream};
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Write_Flusher :: struct {using stream: Stream};
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Write_Flush_Closer :: struct {using stream: Stream};
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Write_Closer :: struct {using stream: Stream}
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Write_Seeker :: struct {using stream: Stream}
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Write_Flusher :: struct {using stream: Stream}
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Write_Flush_Closer :: struct {using stream: Stream}
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Reader_At :: struct {using stream: Stream};
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Writer_At :: struct {using stream: Stream};
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Reader_From :: struct {using stream: Stream};
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Writer_To :: struct {using stream: Stream};
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Reader_At :: struct {using stream: Stream}
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Writer_At :: struct {using stream: Stream}
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Reader_From :: struct {using stream: Stream}
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Writer_To :: struct {using stream: Stream}
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Byte_Reader :: struct {using stream: Stream};
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Byte_Scanner :: struct {using stream: Stream};
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Byte_Writer :: struct {using stream: Stream};
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Byte_Reader :: struct {using stream: Stream}
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Byte_Scanner :: struct {using stream: Stream}
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Byte_Writer :: struct {using stream: Stream}
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|
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Rune_Reader :: struct {using stream: Stream};
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Rune_Scanner :: struct {using stream: Stream};
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Rune_Reader :: struct {using stream: Stream}
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Rune_Scanner :: struct {using stream: Stream}
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|
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destroy :: proc(s: Stream) -> Error {
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close_err := close({s});
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close_err := close({s})
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if s.stream_vtable != nil && s.impl_destroy != nil {
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return s->impl_destroy();
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return s->impl_destroy()
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}
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if close_err != .None {
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return close_err;
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return close_err
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}
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return .Empty;
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return .Empty
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}
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read :: proc(s: Reader, p: []byte) -> (n: int, err: Error) {
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if s.stream_vtable != nil && s.impl_read != nil {
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return s->impl_read(p);
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return s->impl_read(p)
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}
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return 0, .Empty;
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return 0, .Empty
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}
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write :: proc(s: Writer, p: []byte) -> (n: int, err: Error) {
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if s.stream_vtable != nil && s.impl_write != nil {
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return s->impl_write(p);
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return s->impl_write(p)
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}
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return 0, .Empty;
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return 0, .Empty
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}
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seek :: proc(s: Seeker, offset: i64, whence: Seek_From) -> (n: i64, err: Error) {
|
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if s.stream_vtable != nil && s.impl_seek != nil {
|
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return s->impl_seek(offset, whence);
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return s->impl_seek(offset, whence)
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}
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return 0, .Empty;
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return 0, .Empty
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}
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close :: proc(s: Closer) -> Error {
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if s.stream_vtable != nil && s.impl_close != nil {
|
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return s->impl_close();
|
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return s->impl_close()
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}
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// Instead of .Empty, .None is fine in this case
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return .None;
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return .None
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}
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|
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flush :: proc(s: Flusher) -> Error {
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if s.stream_vtable != nil && s.impl_flush != nil {
|
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return s->impl_flush();
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return s->impl_flush()
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}
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// Instead of .Empty, .None is fine in this case
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return .None;
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return .None
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}
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|
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size :: proc(s: Stream) -> i64 {
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if s.stream_vtable == nil {
|
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return 0;
|
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return 0
|
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}
|
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if s.impl_size != nil {
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return s->impl_size();
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return s->impl_size()
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}
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if s.impl_seek == nil {
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return 0;
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return 0
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}
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curr, end: i64;
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err: Error;
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curr, end: i64
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err: Error
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if curr, err = s->impl_seek(0, .Current); err != nil {
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return 0;
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return 0
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}
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if end, err = s->impl_seek(0, .End); err != nil {
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return 0;
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return 0
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}
|
||||
|
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if _, err = s->impl_seek(curr, .Start); err != nil {
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return 0;
|
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return 0
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}
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|
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return end;
|
||||
return end
|
||||
}
|
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|
||||
|
||||
@@ -209,225 +209,225 @@ size :: proc(s: Stream) -> i64 {
|
||||
|
||||
read_at :: proc(r: Reader_At, p: []byte, offset: i64) -> (n: int, err: Error) {
|
||||
if r.stream_vtable == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
if r.impl_read_at != nil {
|
||||
return r->impl_read_at(p, offset);
|
||||
return r->impl_read_at(p, offset)
|
||||
}
|
||||
if r.impl_seek == nil || r.impl_read == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
|
||||
curr_offset: i64;
|
||||
curr_offset, err = r->impl_seek(offset, .Current);
|
||||
curr_offset: i64
|
||||
curr_offset, err = r->impl_seek(offset, .Current)
|
||||
if err != nil {
|
||||
return 0, err;
|
||||
return 0, err
|
||||
}
|
||||
|
||||
n, err = r->impl_read(p);
|
||||
_, err1 := r->impl_seek(curr_offset, .Start);
|
||||
n, err = r->impl_read(p)
|
||||
_, err1 := r->impl_seek(curr_offset, .Start)
|
||||
if err1 != nil && err == nil {
|
||||
err = err1;
|
||||
err = err1
|
||||
}
|
||||
return;
|
||||
return
|
||||
|
||||
}
|
||||
|
||||
write_at :: proc(w: Writer_At, p: []byte, offset: i64) -> (n: int, err: Error) {
|
||||
if w.stream_vtable == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
if w.impl_write_at != nil {
|
||||
return w->impl_write_at(p, offset);
|
||||
return w->impl_write_at(p, offset)
|
||||
}
|
||||
if w.impl_seek == nil || w.impl_write == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
|
||||
curr_offset: i64;
|
||||
curr_offset, err = w->impl_seek(offset, .Current);
|
||||
curr_offset: i64
|
||||
curr_offset, err = w->impl_seek(offset, .Current)
|
||||
if err != nil {
|
||||
return 0, err;
|
||||
return 0, err
|
||||
}
|
||||
|
||||
n, err = w->impl_write(p);
|
||||
_, err1 := w->impl_seek(curr_offset, .Start);
|
||||
n, err = w->impl_write(p)
|
||||
_, err1 := w->impl_seek(curr_offset, .Start)
|
||||
if err1 != nil && err == nil {
|
||||
err = err1;
|
||||
err = err1
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
|
||||
write_to :: proc(r: Writer_To, w: Writer) -> (n: i64, err: Error) {
|
||||
if r.stream_vtable == nil || w.stream_vtable == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
if r.impl_write_to != nil {
|
||||
return r->impl_write_to(w);
|
||||
return r->impl_write_to(w)
|
||||
}
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
read_from :: proc(w: Reader_From, r: Reader) -> (n: i64, err: Error) {
|
||||
if r.stream_vtable == nil || w.stream_vtable == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
if r.impl_read_from != nil {
|
||||
return w->impl_read_from(r);
|
||||
return w->impl_read_from(r)
|
||||
}
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
|
||||
|
||||
read_byte :: proc(r: Byte_Reader) -> (byte, Error) {
|
||||
if r.stream_vtable == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
if r.impl_read_byte != nil {
|
||||
return r->impl_read_byte();
|
||||
return r->impl_read_byte()
|
||||
}
|
||||
if r.impl_read == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
|
||||
b: [1]byte;
|
||||
_, err := r->impl_read(b[:]);
|
||||
return b[0], err;
|
||||
b: [1]byte
|
||||
_, err := r->impl_read(b[:])
|
||||
return b[0], err
|
||||
}
|
||||
|
||||
write_byte :: proc{
|
||||
write_byte_to_byte_writer,
|
||||
write_byte_to_writer,
|
||||
};
|
||||
}
|
||||
|
||||
write_byte_to_byte_writer :: proc(w: Byte_Writer, c: byte) -> Error {
|
||||
return _write_byte(w, c);
|
||||
return _write_byte(w, c)
|
||||
}
|
||||
|
||||
write_byte_to_writer :: proc(w: Writer, c: byte) -> Error {
|
||||
return _write_byte(auto_cast w, c);
|
||||
return _write_byte(auto_cast w, c)
|
||||
}
|
||||
|
||||
@(private)
|
||||
_write_byte :: proc(w: Byte_Writer, c: byte) -> Error {
|
||||
if w.stream_vtable == nil {
|
||||
return .Empty;
|
||||
return .Empty
|
||||
}
|
||||
if w.impl_write_byte != nil {
|
||||
return w->impl_write_byte(c);
|
||||
return w->impl_write_byte(c)
|
||||
}
|
||||
if w.impl_write == nil {
|
||||
return .Empty;
|
||||
return .Empty
|
||||
}
|
||||
|
||||
b := [1]byte{c};
|
||||
_, err := w->impl_write(b[:]);
|
||||
return err;
|
||||
b := [1]byte{c}
|
||||
_, err := w->impl_write(b[:])
|
||||
return err
|
||||
}
|
||||
|
||||
read_rune :: proc(br: Rune_Reader) -> (ch: rune, size: int, err: Error) {
|
||||
if br.stream_vtable == nil {
|
||||
return 0, 0, .Empty;
|
||||
return 0, 0, .Empty
|
||||
}
|
||||
if br.impl_read_rune != nil {
|
||||
return br->impl_read_rune();
|
||||
return br->impl_read_rune()
|
||||
}
|
||||
if br.impl_read == nil {
|
||||
return 0, 0, .Empty;
|
||||
return 0, 0, .Empty
|
||||
}
|
||||
|
||||
b: [utf8.UTF_MAX]byte;
|
||||
_, err = br->impl_read(b[:1]);
|
||||
b: [utf8.UTF_MAX]byte
|
||||
_, err = br->impl_read(b[:1])
|
||||
|
||||
s0 := b[0];
|
||||
ch = rune(s0);
|
||||
size = 1;
|
||||
s0 := b[0]
|
||||
ch = rune(s0)
|
||||
size = 1
|
||||
if err != nil {
|
||||
return;
|
||||
return
|
||||
}
|
||||
if ch < utf8.RUNE_SELF {
|
||||
return;
|
||||
return
|
||||
}
|
||||
x := utf8.accept_sizes[s0];
|
||||
x := utf8.accept_sizes[s0]
|
||||
if x >= 0xf0 {
|
||||
mask := rune(x) << 31 >> 31;
|
||||
ch = ch &~ mask | utf8.RUNE_ERROR&mask;
|
||||
return;
|
||||
mask := rune(x) << 31 >> 31
|
||||
ch = ch &~ mask | utf8.RUNE_ERROR&mask
|
||||
return
|
||||
}
|
||||
sz := int(x&7);
|
||||
n: int;
|
||||
n, err = br->impl_read(b[1:sz]);
|
||||
sz := int(x&7)
|
||||
n: int
|
||||
n, err = br->impl_read(b[1:sz])
|
||||
if err != nil || n+1 < sz {
|
||||
ch = utf8.RUNE_ERROR;
|
||||
return;
|
||||
ch = utf8.RUNE_ERROR
|
||||
return
|
||||
}
|
||||
|
||||
ch, size = utf8.decode_rune(b[:sz]);
|
||||
return;
|
||||
ch, size = utf8.decode_rune(b[:sz])
|
||||
return
|
||||
}
|
||||
|
||||
unread_byte :: proc(s: Byte_Scanner) -> Error {
|
||||
if s.stream_vtable != nil && s.impl_unread_byte != nil {
|
||||
return s->impl_unread_byte();
|
||||
return s->impl_unread_byte()
|
||||
}
|
||||
return .Empty;
|
||||
return .Empty
|
||||
}
|
||||
unread_rune :: proc(s: Rune_Scanner) -> Error {
|
||||
if s.stream_vtable != nil && s.impl_unread_rune != nil {
|
||||
return s->impl_unread_rune();
|
||||
return s->impl_unread_rune()
|
||||
}
|
||||
return .Empty;
|
||||
return .Empty
|
||||
}
|
||||
|
||||
|
||||
write_string :: proc(s: Writer, str: string) -> (n: int, err: Error) {
|
||||
return write(s, transmute([]byte)str);
|
||||
return write(s, transmute([]byte)str)
|
||||
}
|
||||
|
||||
write_rune :: proc(s: Writer, r: rune) -> (size: int, err: Error) {
|
||||
if s.stream_vtable != nil && s.impl_write_rune != nil {
|
||||
return s->impl_write_rune(r);
|
||||
return s->impl_write_rune(r)
|
||||
}
|
||||
|
||||
if r < utf8.RUNE_SELF {
|
||||
err = write_byte(s, byte(r));
|
||||
err = write_byte(s, byte(r))
|
||||
if err == nil {
|
||||
size = 1;
|
||||
size = 1
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
buf, w := utf8.encode_rune(r);
|
||||
return write(s, buf[:w]);
|
||||
buf, w := utf8.encode_rune(r)
|
||||
return write(s, buf[:w])
|
||||
}
|
||||
|
||||
|
||||
|
||||
read_full :: proc(r: Reader, buf: []byte) -> (n: int, err: Error) {
|
||||
return read_at_least(r, buf, len(buf));
|
||||
return read_at_least(r, buf, len(buf))
|
||||
}
|
||||
|
||||
|
||||
read_at_least :: proc(r: Reader, buf: []byte, min: int) -> (n: int, err: Error) {
|
||||
if len(buf) < min {
|
||||
return 0, .Short_Buffer;
|
||||
return 0, .Short_Buffer
|
||||
}
|
||||
for n < min && err == nil {
|
||||
nn: int;
|
||||
nn, err = read(r, buf[n:]);
|
||||
n += n;
|
||||
nn: int
|
||||
nn, err = read(r, buf[n:])
|
||||
n += n
|
||||
}
|
||||
|
||||
if n >= min {
|
||||
err = nil;
|
||||
err = nil
|
||||
} else if n > 0 && err == .EOF {
|
||||
err = .Unexpected_EOF;
|
||||
err = .Unexpected_EOF
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
|
||||
// copy copies from src to dst till either EOF is reached on src or an error occurs
|
||||
// It returns the number of bytes copied and the first error that occurred whilst copying, if any.
|
||||
copy :: proc(dst: Writer, src: Reader) -> (written: i64, err: Error) {
|
||||
return _copy_buffer(dst, src, nil);
|
||||
return _copy_buffer(dst, src, nil)
|
||||
}
|
||||
|
||||
// copy_buffer is the same as copy except that it stages through the provided buffer (if one is required)
|
||||
@@ -435,9 +435,9 @@ copy :: proc(dst: Writer, src: Reader) -> (written: i64, err: Error) {
|
||||
// If buf is `nil`, it is allocate through `intrinsics.alloca`; otherwise if it has zero length, it will panic
|
||||
copy_buffer :: proc(dst: Writer, src: Reader, buf: []byte) -> (written: i64, err: Error) {
|
||||
if buf != nil && len(buf) == 0 {
|
||||
panic("empty buffer in io.copy_buffer");
|
||||
panic("empty buffer in io.copy_buffer")
|
||||
}
|
||||
return _copy_buffer(dst, src, buf);
|
||||
return _copy_buffer(dst, src, buf)
|
||||
}
|
||||
|
||||
|
||||
@@ -446,69 +446,69 @@ copy_buffer :: proc(dst: Writer, src: Reader, buf: []byte) -> (written: i64, err
|
||||
// It returns the number of bytes copied and the first error that occurred whilst copying, if any.
|
||||
// On return, written == n IFF err == nil
|
||||
copy_n :: proc(dst: Writer, src: Reader, n: i64) -> (written: i64, err: Error) {
|
||||
nsrc := limited_reader_init(&Limited_Reader{}, src, n);
|
||||
written, err = copy(dst, nsrc);
|
||||
nsrc := limited_reader_init(&Limited_Reader{}, src, n)
|
||||
written, err = copy(dst, nsrc)
|
||||
if written == n {
|
||||
return n, nil;
|
||||
return n, nil
|
||||
}
|
||||
if written < n && err == nil {
|
||||
// src stopped early and must have been an EOF
|
||||
err = .EOF;
|
||||
err = .EOF
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
|
||||
|
||||
@(private)
|
||||
_copy_buffer :: proc(dst: Writer, src: Reader, buf: []byte) -> (written: i64, err: Error) {
|
||||
if dst.stream_vtable == nil || src.stream_vtable == nil {
|
||||
return 0, .Empty;
|
||||
return 0, .Empty
|
||||
}
|
||||
if src.impl_write_to != nil {
|
||||
return src->impl_write_to(dst);
|
||||
return src->impl_write_to(dst)
|
||||
}
|
||||
if src.impl_read_from != nil {
|
||||
return dst->impl_read_from(src);
|
||||
return dst->impl_read_from(src)
|
||||
}
|
||||
buf := buf;
|
||||
buf := buf
|
||||
if buf == nil {
|
||||
DEFAULT_SIZE :: 4 * 1024;
|
||||
size := DEFAULT_SIZE;
|
||||
DEFAULT_SIZE :: 4 * 1024
|
||||
size := DEFAULT_SIZE
|
||||
if src.stream_vtable == _limited_reader_vtable {
|
||||
l := (^Limited_Reader)(src.stream_data);
|
||||
l := (^Limited_Reader)(src.stream_data)
|
||||
if i64(size) > l.n {
|
||||
if l.n < 1 {
|
||||
size = 1;
|
||||
size = 1
|
||||
} else {
|
||||
size = int(l.n);
|
||||
size = int(l.n)
|
||||
}
|
||||
}
|
||||
}
|
||||
// NOTE(bill): alloca is fine here
|
||||
buf = transmute([]byte)runtime.Raw_Slice{intrinsics.alloca(size, 2*align_of(rawptr)), size};
|
||||
buf = transmute([]byte)runtime.Raw_Slice{intrinsics.alloca(size, 2*align_of(rawptr)), size}
|
||||
}
|
||||
for {
|
||||
nr, er := read(src, buf);
|
||||
nr, er := read(src, buf)
|
||||
if nr > 0 {
|
||||
nw, ew := write(dst, buf[0:nr]);
|
||||
nw, ew := write(dst, buf[0:nr])
|
||||
if nw > 0 {
|
||||
written += i64(nw);
|
||||
written += i64(nw)
|
||||
}
|
||||
if ew != nil {
|
||||
err = ew;
|
||||
break;
|
||||
err = ew
|
||||
break
|
||||
}
|
||||
if nr != nw {
|
||||
err = .Short_Write;
|
||||
break;
|
||||
err = .Short_Write
|
||||
break
|
||||
}
|
||||
}
|
||||
if er != nil {
|
||||
if er != .EOF {
|
||||
err = er;
|
||||
err = er
|
||||
}
|
||||
break;
|
||||
break
|
||||
}
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
|
||||
+32
-32
@@ -7,46 +7,46 @@ Multi_Reader :: struct {
|
||||
@(private)
|
||||
_multi_reader_vtable := &Stream_VTable{
|
||||
impl_read = proc(s: Stream, p: []byte) -> (n: int, err: Error) {
|
||||
mr := (^Multi_Reader)(s.stream_data);
|
||||
mr := (^Multi_Reader)(s.stream_data)
|
||||
for len(mr.readers) > 0 {
|
||||
r := mr.readers[0];
|
||||
n, err = read(r, p);
|
||||
r := mr.readers[0]
|
||||
n, err = read(r, p)
|
||||
if err == .EOF {
|
||||
ordered_remove(&mr.readers, 0);
|
||||
ordered_remove(&mr.readers, 0)
|
||||
}
|
||||
if n > 0 || err != .EOF {
|
||||
if err == .EOF && len(mr.readers) > 0 {
|
||||
// Don't return EOF yet, more readers remain
|
||||
err = nil;
|
||||
err = nil
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
}
|
||||
return 0, .EOF;
|
||||
return 0, .EOF
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
multi_reader_init :: proc(mr: ^Multi_Reader, readers: ..Reader, allocator := context.allocator) -> (r: Reader) {
|
||||
all_readers := make([dynamic]Reader, 0, len(readers), allocator);
|
||||
all_readers := make([dynamic]Reader, 0, len(readers), allocator)
|
||||
|
||||
for w in readers {
|
||||
if w.stream_vtable == _multi_reader_vtable {
|
||||
other := (^Multi_Reader)(w.stream_data);
|
||||
append(&all_readers, ..other.readers[:]);
|
||||
other := (^Multi_Reader)(w.stream_data)
|
||||
append(&all_readers, ..other.readers[:])
|
||||
} else {
|
||||
append(&all_readers, w);
|
||||
append(&all_readers, w)
|
||||
}
|
||||
}
|
||||
|
||||
mr.readers = all_readers;
|
||||
mr.readers = all_readers
|
||||
|
||||
r.stream_vtable = _multi_reader_vtable;
|
||||
r.stream_data = mr;
|
||||
return;
|
||||
r.stream_vtable = _multi_reader_vtable
|
||||
r.stream_data = mr
|
||||
return
|
||||
}
|
||||
|
||||
multi_reader_destroy :: proc(mr: ^Multi_Reader) {
|
||||
delete(mr.readers);
|
||||
delete(mr.readers)
|
||||
}
|
||||
|
||||
|
||||
@@ -57,39 +57,39 @@ Multi_Writer :: struct {
|
||||
@(private)
|
||||
_multi_writer_vtable := &Stream_VTable{
|
||||
impl_write = proc(s: Stream, p: []byte) -> (n: int, err: Error) {
|
||||
mw := (^Multi_Writer)(s.stream_data);
|
||||
mw := (^Multi_Writer)(s.stream_data)
|
||||
for w in mw.writers {
|
||||
n, err = write(w, p);
|
||||
n, err = write(w, p)
|
||||
if err != nil {
|
||||
return;
|
||||
return
|
||||
}
|
||||
if n != len(p) {
|
||||
err = .Short_Write;
|
||||
return;
|
||||
err = .Short_Write
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
return len(p), nil;
|
||||
return len(p), nil
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
multi_writer_init :: proc(mw: ^Multi_Writer, writers: ..Writer, allocator := context.allocator) -> (out: Writer) {
|
||||
mw.writers = make([dynamic]Writer, 0, len(writers), allocator);
|
||||
mw.writers = make([dynamic]Writer, 0, len(writers), allocator)
|
||||
|
||||
for w in writers {
|
||||
if w.stream_vtable == _multi_writer_vtable {
|
||||
other := (^Multi_Writer)(w.stream_data);
|
||||
append(&mw.writers, ..other.writers[:]);
|
||||
other := (^Multi_Writer)(w.stream_data)
|
||||
append(&mw.writers, ..other.writers[:])
|
||||
} else {
|
||||
append(&mw.writers, w);
|
||||
append(&mw.writers, w)
|
||||
}
|
||||
}
|
||||
|
||||
out.stream_vtable = _multi_writer_vtable;
|
||||
out.stream_data = mw;
|
||||
return;
|
||||
out.stream_vtable = _multi_writer_vtable
|
||||
out.stream_data = mw
|
||||
return
|
||||
}
|
||||
|
||||
multi_writer_destroy :: proc(mw: ^Multi_Writer) {
|
||||
delete(mw.writers);
|
||||
delete(mw.writers)
|
||||
}
|
||||
|
||||
+72
-72
@@ -5,37 +5,37 @@ import "core:strconv"
|
||||
|
||||
|
||||
read_ptr :: proc(r: Reader, p: rawptr, byte_size: int) -> (n: int, err: Error) {
|
||||
return read(r, mem.byte_slice(p, byte_size));
|
||||
return read(r, mem.byte_slice(p, byte_size))
|
||||
}
|
||||
|
||||
write_ptr :: proc(w: Writer, p: rawptr, byte_size: int) -> (n: int, err: Error) {
|
||||
return write(w, mem.byte_slice(p, byte_size));
|
||||
return write(w, mem.byte_slice(p, byte_size))
|
||||
}
|
||||
|
||||
read_ptr_at :: proc(r: Reader_At, p: rawptr, byte_size: int, offset: i64) -> (n: int, err: Error) {
|
||||
return read_at(r, mem.byte_slice(p, byte_size), offset);
|
||||
return read_at(r, mem.byte_slice(p, byte_size), offset)
|
||||
}
|
||||
|
||||
write_ptr_at :: proc(w: Writer_At, p: rawptr, byte_size: int, offset: i64) -> (n: int, err: Error) {
|
||||
return write_at(w, mem.byte_slice(p, byte_size), offset);
|
||||
return write_at(w, mem.byte_slice(p, byte_size), offset)
|
||||
}
|
||||
|
||||
write_u64 :: proc(w: Writer, i: u64, base: int = 10) -> (n: int, err: Error) {
|
||||
buf: [32]byte;
|
||||
s := strconv.append_bits(buf[:], i, base, false, 64, strconv.digits, nil);
|
||||
return write_string(w, s);
|
||||
buf: [32]byte
|
||||
s := strconv.append_bits(buf[:], i, base, false, 64, strconv.digits, nil)
|
||||
return write_string(w, s)
|
||||
}
|
||||
write_i64 :: proc(w: Writer, i: i64, base: int = 10) -> (n: int, err: Error) {
|
||||
buf: [32]byte;
|
||||
s := strconv.append_bits(buf[:], u64(i), base, true, 64, strconv.digits, nil);
|
||||
return write_string(w, s);
|
||||
buf: [32]byte
|
||||
s := strconv.append_bits(buf[:], u64(i), base, true, 64, strconv.digits, nil)
|
||||
return write_string(w, s)
|
||||
}
|
||||
|
||||
write_uint :: proc(w: Writer, i: uint, base: int = 10) -> (n: int, err: Error) {
|
||||
return write_u64(w, u64(i), base);
|
||||
return write_u64(w, u64(i), base)
|
||||
}
|
||||
write_int :: proc(w: Writer, i: int, base: int = 10) -> (n: int, err: Error) {
|
||||
return write_i64(w, i64(i), base);
|
||||
return write_i64(w, i64(i), base)
|
||||
}
|
||||
|
||||
Tee_Reader :: struct {
|
||||
@@ -46,16 +46,16 @@ Tee_Reader :: struct {
|
||||
@(private)
|
||||
_tee_reader_vtable := &Stream_VTable{
|
||||
impl_read = proc(s: Stream, p: []byte) -> (n: int, err: Error) {
|
||||
t := (^Tee_Reader)(s.stream_data);
|
||||
n, err = read(t.r, p);
|
||||
t := (^Tee_Reader)(s.stream_data)
|
||||
n, err = read(t.r, p)
|
||||
if n > 0 {
|
||||
if wn, werr := write(t.w, p[:n]); werr != nil {
|
||||
return wn, werr;
|
||||
return wn, werr
|
||||
}
|
||||
}
|
||||
return;
|
||||
return
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
// tee_reader_init returns a Reader that writes to 'w' what it reads from 'r'
|
||||
// All reads from 'r' performed through it are matched with a corresponding write to 'w'
|
||||
@@ -64,14 +64,14 @@ _tee_reader_vtable := &Stream_VTable{
|
||||
// Any error encountered whilst writing is reported as a 'read' error
|
||||
// tee_reader_init must call io.destroy when done with
|
||||
tee_reader_init :: proc(t: ^Tee_Reader, r: Reader, w: Writer, allocator := context.allocator) -> Reader {
|
||||
t.r, t.w = r, w;
|
||||
return tee_reader_to_reader(t);
|
||||
t.r, t.w = r, w
|
||||
return tee_reader_to_reader(t)
|
||||
}
|
||||
|
||||
tee_reader_to_reader :: proc(t: ^Tee_Reader) -> (r: Reader) {
|
||||
r.stream_data = t;
|
||||
r.stream_vtable = _tee_reader_vtable;
|
||||
return;
|
||||
r.stream_data = t
|
||||
r.stream_vtable = _tee_reader_vtable
|
||||
return
|
||||
}
|
||||
|
||||
|
||||
@@ -86,30 +86,30 @@ Limited_Reader :: struct {
|
||||
@(private)
|
||||
_limited_reader_vtable := &Stream_VTable{
|
||||
impl_read = proc(s: Stream, p: []byte) -> (n: int, err: Error) {
|
||||
l := (^Limited_Reader)(s.stream_data);
|
||||
l := (^Limited_Reader)(s.stream_data)
|
||||
if l.n <= 0 {
|
||||
return 0, .EOF;
|
||||
return 0, .EOF
|
||||
}
|
||||
p := p;
|
||||
p := p
|
||||
if i64(len(p)) > l.n {
|
||||
p = p[0:l.n];
|
||||
p = p[0:l.n]
|
||||
}
|
||||
n, err = read(l.r, p);
|
||||
l.n -= i64(n);
|
||||
return;
|
||||
n, err = read(l.r, p)
|
||||
l.n -= i64(n)
|
||||
return
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
limited_reader_init :: proc(l: ^Limited_Reader, r: Reader, n: i64) -> Reader {
|
||||
l.r = r;
|
||||
l.n = n;
|
||||
return limited_reader_to_reader(l);
|
||||
l.r = r
|
||||
l.n = n
|
||||
return limited_reader_to_reader(l)
|
||||
}
|
||||
|
||||
limited_reader_to_reader :: proc(l: ^Limited_Reader) -> (r: Reader) {
|
||||
r.stream_vtable = _limited_reader_vtable;
|
||||
r.stream_data = l;
|
||||
return;
|
||||
r.stream_vtable = _limited_reader_vtable
|
||||
r.stream_data = l
|
||||
return
|
||||
}
|
||||
|
||||
// Section_Reader implements read, seek, and read_at on a section of an underlying Reader_At
|
||||
@@ -121,74 +121,74 @@ Section_Reader :: struct {
|
||||
}
|
||||
|
||||
section_reader_init :: proc(s: ^Section_Reader, r: Reader_At, off: i64, n: i64) {
|
||||
s.r = r;
|
||||
s.off = off;
|
||||
s.limit = off + n;
|
||||
return;
|
||||
s.r = r
|
||||
s.off = off
|
||||
s.limit = off + n
|
||||
return
|
||||
}
|
||||
section_reader_to_stream :: proc(s: ^Section_Reader) -> (out: Stream) {
|
||||
out.stream_data = s;
|
||||
out.stream_vtable = _section_reader_vtable;
|
||||
return;
|
||||
out.stream_data = s
|
||||
out.stream_vtable = _section_reader_vtable
|
||||
return
|
||||
}
|
||||
|
||||
@(private)
|
||||
_section_reader_vtable := &Stream_VTable{
|
||||
impl_read = proc(stream: Stream, p: []byte) -> (n: int, err: Error) {
|
||||
s := (^Section_Reader)(stream.stream_data);
|
||||
s := (^Section_Reader)(stream.stream_data)
|
||||
if s.off >= s.limit {
|
||||
return 0, .EOF;
|
||||
return 0, .EOF
|
||||
}
|
||||
p := p;
|
||||
p := p
|
||||
if max := s.limit - s.off; i64(len(p)) > max {
|
||||
p = p[0:max];
|
||||
p = p[0:max]
|
||||
}
|
||||
n, err = read_at(s.r, p, s.off);
|
||||
s.off += i64(n);
|
||||
return;
|
||||
n, err = read_at(s.r, p, s.off)
|
||||
s.off += i64(n)
|
||||
return
|
||||
},
|
||||
impl_read_at = proc(stream: Stream, p: []byte, off: i64) -> (n: int, err: Error) {
|
||||
s := (^Section_Reader)(stream.stream_data);
|
||||
p, off := p, off;
|
||||
s := (^Section_Reader)(stream.stream_data)
|
||||
p, off := p, off
|
||||
|
||||
if off < 0 || off >= s.limit - s.base {
|
||||
return 0, .EOF;
|
||||
return 0, .EOF
|
||||
}
|
||||
off += s.base;
|
||||
off += s.base
|
||||
if max := s.limit - off; i64(len(p)) > max {
|
||||
p = p[0:max];
|
||||
n, err = read_at(s.r, p, off);
|
||||
p = p[0:max]
|
||||
n, err = read_at(s.r, p, off)
|
||||
if err == nil {
|
||||
err = .EOF;
|
||||
err = .EOF
|
||||
}
|
||||
return;
|
||||
return
|
||||
}
|
||||
return read_at(s.r, p, off);
|
||||
return read_at(s.r, p, off)
|
||||
},
|
||||
impl_seek = proc(stream: Stream, offset: i64, whence: Seek_From) -> (n: i64, err: Error) {
|
||||
s := (^Section_Reader)(stream.stream_data);
|
||||
s := (^Section_Reader)(stream.stream_data)
|
||||
|
||||
offset := offset;
|
||||
offset := offset
|
||||
switch whence {
|
||||
case:
|
||||
return 0, .Invalid_Whence;
|
||||
return 0, .Invalid_Whence
|
||||
case .Start:
|
||||
offset += s.base;
|
||||
offset += s.base
|
||||
case .Current:
|
||||
offset += s.off;
|
||||
offset += s.off
|
||||
case .End:
|
||||
offset += s.limit;
|
||||
offset += s.limit
|
||||
}
|
||||
if offset < s.base {
|
||||
return 0, .Invalid_Offset;
|
||||
return 0, .Invalid_Offset
|
||||
}
|
||||
s.off = offset;
|
||||
n = offset - s.base;
|
||||
return;
|
||||
s.off = offset
|
||||
n = offset - s.base
|
||||
return
|
||||
},
|
||||
impl_size = proc(stream: Stream) -> i64 {
|
||||
s := (^Section_Reader)(stream.stream_data);
|
||||
return s.limit - s.base;
|
||||
s := (^Section_Reader)(stream.stream_data)
|
||||
return s.limit - s.base
|
||||
},
|
||||
};
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user