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Odin/core/text/regex/common/debugging.odin
gingerBill 842cfee0f3 Change Odin's LICENSE to zlib from BSD 3-clause
This change was made in order to allow things produced with Odin and using Odin's core library, to not require the LICENSE to also be distributed alongside the binary form.
2025-10-28 14:38:25 +00:00

34 lines
710 B
Odin

package regex_common
/*
(c) Copyright 2024 Feoramund <rune@swevencraft.org>.
Made available under Odin's license.
List of contributors:
Feoramund: Initial implementation.
*/
@require import "core:os"
import "core:io"
import "core:strings"
ODIN_DEBUG_REGEX :: #config(ODIN_DEBUG_REGEX, false)
when ODIN_DEBUG_REGEX {
debug_stream := os.stream_from_handle(os.stderr)
}
write_padded_hex :: proc(w: io.Writer, #any_int n, zeroes: int) {
sb := strings.builder_make()
defer strings.builder_destroy(&sb)
sbw := strings.to_writer(&sb)
io.write_int(sbw, n, 0x10)
io.write_string(w, "0x")
for _ in 0..<max(0, zeroes - strings.builder_len(sb)) {
io.write_byte(w, '0')
}
io.write_int(w, n, 0x10)
}