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More URL detection tests

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Kovid Goyal
2017-09-13 23:15:27 +05:30
parent 88d896e745
commit 271b623f82
2 changed files with 26 additions and 6 deletions
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14
kitty/line.c
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@@ -108,6 +108,16 @@ has_url_prefix_at(Line *self, index_type at, index_type min_prefix_len, index_ty
#define MAX_URL_SCHEME_LEN 5
#define MIN_URL_LEN 5
static inline bool
has_url_beyond(Line *self, index_type x) {
if (self->xnum <= x + MIN_URL_LEN + 3) return false;
for (index_type i = x; i < MIN(x + MIN_URL_LEN + 3, self->xnum); i++) {
if (!is_url_char(self->cells[i].ch & CHAR_MASK)) return false;
}
return true;
}
index_type
line_url_start_at(Line *self, index_type x) {
// Find the starting cell for a URL that contains the position x. A URL is defined as
@@ -116,11 +126,11 @@ line_url_start_at(Line *self, index_type x) {
index_type ds_pos = 0, t;
// First look for :// ahead of x
if (self->xnum - x > MAX_URL_SCHEME_LEN + 3) ds_pos = find_colon_slash(self, x + MAX_URL_SCHEME_LEN + 3, x < 2 ? 0 : x - 2);
if (ds_pos != 0) {
if (ds_pos != 0 && has_url_beyond(self, ds_pos)) {
if (has_url_prefix_at(self, ds_pos, ds_pos > x ? ds_pos - x: 0, &t)) return t;
}
ds_pos = find_colon_slash(self, x, 0);
if (ds_pos == 0 || self->xnum < ds_pos + MIN_URL_LEN + 3) return self->xnum;
if (ds_pos == 0 || self->xnum < ds_pos + MIN_URL_LEN + 3 || !has_url_beyond(self, ds_pos)) return self->xnum;
if (has_url_prefix_at(self, ds_pos, 0, &t)) return t;
return self->xnum;
}