From 9a2822e329c7ae448d82734078e38df4ac757655 Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Fri, 31 Oct 2014 21:49:36 +0000
Subject: [PATCH] Change :info -anchor option, take directly a buffer
 coordinate

Fix ctags funcinfo feature using that
---
 rc/ctags.kak    |  8 +++-----
 src/commands.cc | 22 ++++++++++------------
 2 files changed, 13 insertions(+), 17 deletions(-)

diff --git a/rc/ctags.kak b/rc/ctags.kak
index a307efdb..e521372d 100644
--- a/rc/ctags.kak
+++ b/rc/ctags.kak
@@ -35,11 +35,11 @@ def tag-complete %{ eval -draft %{
 
 def funcinfo %{
     eval -draft %{
-        exec [(<space>B<a-k>[a-zA-Z_]+\(<ret>
+        exec '[(;B<a-k>[a-zA-Z_]+\(<ret><a-;>'
         %sh{
-            sigs=$(readtags -e ${kak_selection%(} | grep kind:f | sed -re 's/^(\S+).*(class|struct|namespace):(\S+).*signature:(.*)$/\4 [\3::\1]/')
+            sigs=$(readtags -e ${kak_selection%(} | grep kind:f | sed -re 's/^(\S+).*((class|struct|namespace):(\S+))?.*signature:(.*)$/\5 [\4::\1]/')
             if [ -n "$sigs" ]; then
-                echo "eval -client ${kak_client} %{info -anchor right '$sigs'}"
+                echo "eval -client ${kak_client} %{info -anchor $kak_cursor_line.$kak_cursor_column '$sigs'}"
             fi
         }
     }
@@ -47,8 +47,6 @@ def funcinfo %{
 
 def ctags-enable-autoinfo %{
      hook window -group ctags-autoinfo NormalIdle .* funcinfo
-     hook window -group ctags-autoinfo NormalEnd  .* info
-     hook window -group ctags-autoinfo NormalKey  .* info
      hook window -group ctags-autoinfo InsertIdle .* funcinfo
 }
 
diff --git a/src/commands.cc b/src/commands.cc
index 240daea1..a7d56c07 100644
--- a/src/commands.cc
+++ b/src/commands.cc
@@ -1225,7 +1225,7 @@ const CommandDesc info_cmd = {
     nullptr,
     "info <switches> <params>...: display an info box with the params as content",
     ParameterDesc{
-        SwitchMap{ { "anchor", { true, "set info anchoring (left, right, or cursor)" } },
+        SwitchMap{ { "anchor", { true, "set info anchoring <line>.<column>" } },
                    { "title", { true, "set info title" } } },
         ParameterDesc::Flags::None, 0, 1
     },
@@ -1241,17 +1241,15 @@ const CommandDesc info_cmd = {
             pos.column -= 1;
             if (parser.has_option("anchor"))
             {
-                style =  MenuStyle::Inline;
-                const auto& sel = context.selections().main();
-                auto it = sel.cursor();
-                String anchor = parser.option_value("anchor");
-                if (anchor == "left")
-                    it = sel.min();
-                else if (anchor == "right")
-                    it = sel.max();
-                else if (anchor != "cursor")
-                    throw runtime_error("anchor param must be one of [left, right, cursor]");
-                pos = context.window().display_position(it);
+                auto anchor = parser.option_value("anchor");
+                size_t dot = anchor.find_first_of('.');
+                if (dot == String::npos)
+                    throw runtime_error("expected <line>.<column> for anchor");
+                ByteCount dotb = (int)dot;
+                ByteCoord coord{str_to_int(anchor.substr(0, dotb))-1,
+                                str_to_int(anchor.substr(dotb+1))-1};
+                pos = context.window().display_position(coord);
+                style = MenuStyle::Inline;
             }
             const String& title = parser.has_option("title") ? parser.option_value("title") : "";
             context.ui().info_show(title, parser[0], pos, get_face("Information"), style);