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	tled: indenting and deindenting when auto-indent buffer is empty - neatvi - [fo…
	git clone git://src.adamsgaard.dk/neatvi
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	---
	commit 49e4029728927afb1a22864698be10cf445413aa
	parent edaafb4c0b7285982922d36a1e8b671e3d679691
	Author: Ali Gholami Rudi <[email protected]>
	Date: Thu, 4 Jun 2020 12:32:27 +0430

	led: indenting and deindenting when auto-indent buffer is empty

	Diffstat:
	M led.c \| 15 ++++++++++++++-

	1 file changed, 14 insertions(+), 1 deletion(-)
	---
	diff --git a/led.c b/led.c
	t@@ -291,6 +291,16 @@ static char led_line(char pref, char post, char ai,
	ai[ai_len] = '\0';
	break;
	case TK_CTL('d'):
	+ /* when ai and pref are empty, remove the first space …
	+ if (ai_len == 0 && !pref[0]) {
	+ char *buf = sbuf_buf(sb);
	+ if (buf[0] == ' ' \|\| buf[0] == '\t') {
	+ char *dup = uc_dup(buf + 1);
	+ sbuf_cut(sb, 0);
	+ sbuf_str(sb, dup);
	+ free(dup);
	+ }
	+ }
	if (ai_len > 0)
	ai[--ai_len] = '\0';
	break;
	t@@ -337,7 +347,7 @@ char led_input(char pref, char post, int kmap, char *s…
	{
	struct sbuf *sb = sbuf_make();
	char ai[128];
	- int ai_max = xai ? sizeof(ai) - 1 : 0;
	+ int ai_max = sizeof(ai) - 1;
	int n = 0;
	int key;
	while (n < ai_max && (pref == ' ' \|\| pref == '\t'))
	t@@ -348,6 +358,7 @@ char led_input(char pref, char post, int kmap, char *s…
	int ln_sp = 0; /* number of initial spaces in ln */
	while (ln[ln_sp] && (ln[ln_sp] == ' ' \|\| ln[ln_sp] == '\t'))
	ln_sp++;
	+ /* append the auto-indent only if there are other characters */
	if (ln[ln_sp] \|\| (pref && pref[0]) \|\|
	(key != '\n' && post[0] && post[0] != '\n'))
	sbuf_str(sb, ai);
	t@@ -368,6 +379,8 @@ char led_input(char pref, char post, int kmap, char *s…
	memcpy(ai + ai_len, ln, ai_new);
	ai[ai_len + ai_new] = '\0';
	}
	+ if (!xai)
	+ ai[0] = '\0';
	free(ln);
	if (key != '\n')
	break;