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Merge pull request #1 from speedy-lex/main

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Unicode wlen impl
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Quantum Tomato 2025-06-30 18:18:33 +02:00 committed by GitHub
commit 24b47074eb
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2 changed files with 17 additions and 5 deletions
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1
.gitignore vendored
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@ -1,3 +1,4 @@
.zig-cache/
zig-out/
!data/.gitkeep
.vscode/

21
src/unicode.c
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@ -8,7 +8,6 @@ static bool nn_unicode_is_continuation(unsigned char byte) {
}
bool nn_unicode_validate(const char *b) {
// TODO: validate UTF-8-ness
const unsigned char* s = (const unsigned char*)b;
while (*s) {
if(s[0] <= 0x7F) {
@ -168,12 +167,24 @@ const char *nn_unicode_codepointToChar(unsigned int codepoint, size_t *len) {
return buffer;
}
size_t nn_unicode_charWidth(unsigned int codepoint) {
// TODO: implement this
return 1;
}
size_t nn_unicode_wlen(const char *s) {
size_t wlen = 0;
while (*s) {
unsigned int codepoint = nn_unicode_codepointAt(s, 0);
size_t codepointSize = nn_unicode_codepointSize(codepoint);
wlen += nn_unicode_charWidth(codepoint);
s += codepointSize;
}
return wlen;
}
// NOT IMPLEMENTED YET
size_t nn_unicode_charWidth(unsigned int codepoint);
size_t nn_unicode_wlen(const char *s);
unsigned int nn_unicode_upperCodepoint(unsigned int codepoint);
char *nn_unicode_upper(const char *s);
unsigned int nn_unicode_lowerCodepoint(unsigned int codepoint);