core/text/regex/common/debugging.odin


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package regex_common

/*
	(c) Copyright 2024 Feoramund <rune@swevencraft.org>.
	Made available under Odin's license.

	List of contributors:
		Feoramund: Initial implementation.
*/

import "core:io"
import "core:strings"

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)
}