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Copy style from wrapping point 

This fixes a bug when wrapping on a word with style changes inside it,
where the copied style would be different depending on the width of the
terminal.
master
C. McEnroe 2020-09-11 19:12:42 -04:00
parent ef59e235eb
commit b2de129e3f
1 changed files with 21 additions and 8 deletions
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29
buffer.c
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@ -111,6 +111,7 @@ static int flow(struct Lines *hard, int cols, const struct Line *soft) {
int align = 0;
char *wrap = NULL;
struct Style style = StyleDefault;
struct Style wrapStyle = StyleDefault;
for (char *str = line->str; *str;) {
size_t len = styleParse(&style, (const char **)&str);
if (!len) continue;
@ -138,15 +139,26 @@ static int flow(struct Lines *hard, int cols, const struct Line *soft) {
width += wcwidth(wc);
}
if (tab && width < cols) align = width;
if (iswspace(wc) && !tab) wrap = str;
if (width <= cols) {
if (wc == L'-') wrap = &str[n];
str += n;
continue;
if (tab && width < cols) {
align = width;
}
if (iswspace(wc) && !tab) {
wrap = str;
wrapStyle = style;
}
if (wc == L'-' && width <= cols) {
wrap = &str[n];
wrapStyle = style;
}
if (width <= cols) {
str += n;
continue;
} else if (!wrap) {
wrap = str;
wrapStyle = style;
}
if (!wrap) wrap = str;
n = mbtowc(&wc, wrap, strlen(wrap));
if (n < 0) {
n = 1;
@ -165,8 +177,9 @@ static int flow(struct Lines *hard, int cols, const struct Line *soft) {
struct Cat cat = { line->str, cap, 0 };
catf(&cat, "%*s%n", align, "", &width);
styleCat(&cat, style);
styleCat(&cat, wrapStyle);
str = &line->str[cat.len];
style = wrapStyle;
catf(&cat, "%s", &wrap[n]);
*wrap = '\0';