commit 1640c84783b813243dae7c10de23553e6be1f220
from: Oliver Lowe <o@olowe.co>
date: Mon Aug 18 09:48:51 2025 UTC

Quote depth with zig

phew that's better

commit - e789c3054683a2bbda2e551ff9a367b5efec6830
commit + 1640c84783b813243dae7c10de23553e6be1f220
blob - 8db9a13d44b88deb56ccabab2e881288d936beea
blob + b9997bc67ed74160a3130b30c3d8e416a188e05e
--- src/Makefile.am
+++ src/Makefile.am
@@ -493,8 +493,8 @@ AM_CPPFLAGS = \
 	$(NETTLE_CFLAGS) \
 	$(GPGME_CFLAGS) \
 	$(LIBETPAN_CPPFLAGS) \
-	$(SVG_CFLAGS) \
-	$(VALGRIND_CFLAGS)
+	$(VALGRIND_CFLAGS) \
+	-Ifence/zig-out/include
 
 #no-unused-function because of bison stuff
 matcher_parser_lex.$(OBJEXT) : AM_CFLAGS += -Wno-unused-function
blob - fc17d0051f0c5454215d01d5519eeb07e8f9923b
blob + c0664e3d644450a249540c36ac419b0efceb61cf
--- src/common/utils.c
+++ src/common/utils.c
@@ -956,51 +956,7 @@ static const gchar * line_has_quote_char_last(const gc
 	return position;
 }
 
-gint get_quote_level(const gchar *str, const gchar *quote_chars)
-{
-	const gchar *first_pos;
-	const gchar *last_pos;
-	const gchar *p = str;
-	gint quote_level = -1;
 
-	/* speed up line processing by only searching to the last '>' */
-	if ((first_pos = line_has_quote_char(str, quote_chars)) != NULL) {
-		/* skip a line if it contains a '<' before the initial '>' */
-		if (memchr(str, '<', first_pos - str) != NULL)
-			return -1;
-		last_pos = line_has_quote_char_last(first_pos, quote_chars);
-	} else
-		return -1;
-
-	while (p <= last_pos) {
-		while (p < last_pos) {
-			if (g_ascii_isspace(*p))
-				p++;
-			else
-				break;
-		}
-
-		if (strchr(quote_chars, *p))
-			quote_level++;
-		else if (*p != '-' && !g_ascii_isspace(*p) && p <= last_pos) {
-			/* any characters are allowed except '-','<' and space */
-			while (*p != '-' && *p != '<'
-			       && !strchr(quote_chars, *p)
-			       && !g_ascii_isspace(*p)
-			       && p < last_pos)
-				p++;
-			if (strchr(quote_chars, *p))
-				quote_level++;
-			else
-				break;
-		}
-
-		p++;
-	}
-
-	return quote_level;
-}
-
 gint check_line_length(const gchar *str, gint max_chars, gint *line)
 {
 	const gchar *p = str, *q;
blob - 2d8017dc723619bd1b9ccf56e8793a6b33d88d78
blob + a609ec624b61fcb50c7e694e209fbb0078560182
--- src/common/utils.h
+++ src/common/utils.h
@@ -359,8 +359,6 @@ void subst_chars			(gchar 		*str,
 void subst_for_filename			(gchar		*str);
 void subst_for_shellsafe_filename	(gchar		*str);
 gboolean is_ascii_str			(const gchar	*str);
-gint get_quote_level			(const gchar	*str,
-					 const gchar	*quote_chars);
 gint check_line_length			(const gchar	*str,
 					 gint		 max_chars,
 					 gint		*line);
blob - bc6734d20eca01fd2ac92bddf2b93b8218cf0ffa
blob + ef28bb91721aa2eff56a238da38794d67023ad87
--- src/compose.c
+++ src/compose.c
@@ -101,6 +101,7 @@
 #include "spell_entry.h"
 #include "headers.h"
 #include "file-utils.h"
+#include "fence.h"
 
 enum
 {
@@ -4405,10 +4406,9 @@ static gboolean compose_beautify_paragraph(Compose *co
 		quote_str = compose_get_quote_str(buffer, &iter, &quote_len);
 
 		if (quote_str) {
-/*			debug_print("compose_beautify_paragraph(): quote_str = '%s'\n", quote_str); */
 			if (startq_offset == -1)
 				startq_offset = gtk_text_iter_get_offset(&iter);
-			quotelevel = get_quote_level(quote_str, prefs_common.quote_chars);
+			quotelevel = quote_depth(quote_str);
 			if (quotelevel > 2) {
 				/* recycle colors */
 				if (prefs_common.recycle_quote_colors)
blob - 6cb921dab42ee502a8a04c6b911163e8507b2dce
blob + 8ed50fe25e21cce9ceb3ffa3225a288571cb5390
--- src/fence/src/fence.h
+++ src/fence/src/fence.h
@@ -1 +1,2 @@
 char fence_is_top_level_domain(char *domain);
+int quote_depth(char *line);
blob - 46ed35318d36a5814051b1ec9dbcc4718655e204
blob + 2092b5b9e7ff5f37e9c1d1eb62d2140c0519bbf1
--- src/fence/src/root.zig
+++ src/fence/src/root.zig
@@ -22,6 +22,48 @@ fn isRfc822Char(c: u8) bool {
     return true;
 }
 
+fn quoteDepth(line: []const u8) u8 {
+    const ln = std.mem.trim(u8, line, &std.ascii.whitespace);
+    const first = std.mem.indexOfScalar(u8, ln, '>') orelse return 0;
+    if (first != 0) return 0;
+
+    var depth: u8 = 0;
+    const last = std.mem.lastIndexOfScalar(u8, ln, '>') orelse return 1;
+    for (line[first..last+1]) |c| {
+        if (c == '>') {
+            if (depth == 0xff) return depth;
+            depth += 1;
+            continue;
+        }
+        if (std.ascii.isWhitespace(c)) continue;
+        break;
+    }
+    return depth;
+}
+
+export fn quote_depth(line: [*:0]const u8) c_int {
+    const n = quoteDepth(std.mem.span(line));
+    return @as(c_int, n);
+}
+
+test "quote depth" {
+    const tests = [_]struct{[]const u8, u8}{
+        .{">>> hello", 3},
+        .{">    >> hello", 3},
+        .{"     > hello >", 1},
+        .{"hello>>", 0},
+        .{">> hello >>", 2},
+        .{">  \t> hello", 2},
+        .{">", 1},
+        .{ "xxx > hello >>", 0},
+    };
+    for (tests) |t| {
+        const got = quoteDepth(t[0]);
+        errdefer std.debug.print("quote depth for \"{s}\"\n", .{t[0]});
+        try testing.expectEqual(t[1], got);
+    }
+}
+
 test "check domains" {
     try testing.expect(isTopLevelDomain("com"));
     try testing.expect(isTopLevelDomain("69yamum") == false);
blob - 64554140d670ebbc70a7303f4673478ed6731f89
blob + f8e5ff70df3b57d34bc77e3e515367f94581eb2f
--- src/prefs_common.c
+++ src/prefs_common.c
@@ -502,9 +502,9 @@ static PrefParam param[] = {
 
 	{"quote_level1_color", "#0000b3", &prefs_common.color[COL_QUOTE_LEVEL1],
 	 P_COLOR, NULL, NULL, NULL},
-	{"quote_level2_color", "#0000b3", &prefs_common.color[COL_QUOTE_LEVEL2],
+	{"quote_level2_color", "#b35a00", &prefs_common.color[COL_QUOTE_LEVEL2],
 	 P_COLOR, NULL, NULL, NULL},
-	{"quote_level3_color", "#0000b3", &prefs_common.color[COL_QUOTE_LEVEL3],
+	{"quote_level3_color", "#5ab300", &prefs_common.color[COL_QUOTE_LEVEL3],
 	 P_COLOR, NULL, NULL, NULL},
 	{"enable_bgcolor", "FALSE", &prefs_common.enable_bgcolor, P_BOOL,
 	 NULL, NULL, NULL},
blob - 70499fccc5c2e9bf22147a7d46d661fa6455d48d
blob + 6e0d34665e2ed70dc50e65b5de5adf2bcf68f322
--- src/textview.c
+++ src/textview.c
@@ -62,6 +62,7 @@
 #include "hooks.h"
 #include "avatars.h"
 #include "file-utils.h"
+#include "fence.h"
 
 static GdkRGBA quote_colors[3] = {
 	{0, 0, 0, 1},
@@ -1423,7 +1424,7 @@ static void textview_write_line(TextView *textview, co
 	if (prefs_common.enable_color
 	    && !textview->is_attachment
 	    && line_has_quote_char(buf, prefs_common.quote_chars)) {
-		real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
+		real_quotelevel = quote_depth(buf);
 		quotelevel = real_quotelevel;
 		/* set up the correct foreground color */
 		if (quotelevel > 2) {