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authorMatthew Wild <mwild1@gmail.com>2014-04-02 17:41:38 +0100
committerMatthew Wild <mwild1@gmail.com>2014-04-02 17:41:38 +0100
commit27b4049481f29dcac2d6093c40ad7e8bf1ea8899 (patch)
tree39ca42dddf3935546a0c3c37b2e2456a554899f1 /util/debug.lua
parentae885de6a2f36eacd6085e7582e5019882208d23 (diff)
parent8c0d996be4f47b77a02668474d3d8a0a41bd0f98 (diff)
downloadprosody-27b4049481f29dcac2d6093c40ad7e8bf1ea8899.tar.gz
prosody-27b4049481f29dcac2d6093c40ad7e8bf1ea8899.zip
Merge 0.9->0.10
Diffstat (limited to 'util/debug.lua')
-rw-r--r--util/debug.lua38
1 files changed, 22 insertions, 16 deletions
diff --git a/util/debug.lua b/util/debug.lua
index bff0e347..91f691e1 100644
--- a/util/debug.lua
+++ b/util/debug.lua
@@ -24,11 +24,15 @@ do
end
module("debugx", package.seeall);
-function get_locals_table(level)
- level = level + 1; -- Skip this function itself
+function get_locals_table(thread, level)
local locals = {};
for local_num = 1, math.huge do
- local name, value = debug.getlocal(level, local_num);
+ local name, value;
+ if thread then
+ name, value = debug.getlocal(thread, level, local_num);
+ else
+ name, value = debug.getlocal(level+1, local_num);
+ end
if not name then break; end
table.insert(locals, { name = name, value = value });
end
@@ -88,19 +92,19 @@ function get_traceback_table(thread, start_level)
for level = start_level, math.huge do
local info;
if thread then
- info = debug.getinfo(thread, level+1);
+ info = debug.getinfo(thread, level);
else
info = debug.getinfo(level+1);
end
if not info then break; end
-
+
levels[(level-start_level)+1] = {
level = level;
info = info;
- locals = get_locals_table(level+1);
+ locals = get_locals_table(thread, level+(thread and 0 or 1));
upvalues = get_upvalues_table(info.func);
};
- end
+ end
return levels;
end
@@ -134,15 +138,15 @@ function _traceback(thread, message, level)
return nil; -- debug.traceback() does this
end
- level = level or 1;
+ level = level or 0;
message = message and (message.."\n") or "";
-
- -- +3 counts for this function, and the pcall() and wrapper above us
- local levels = get_traceback_table(thread, level+3);
-
+
+ -- +3 counts for this function, and the pcall() and wrapper above us, the +1... I don't know.
+ local levels = get_traceback_table(thread, level+(thread == nil and 4 or 0));
+
local last_source_desc;
-
+
local lines = {};
for nlevel, level in ipairs(levels) do
local info = level.info;
@@ -171,9 +175,11 @@ function _traceback(thread, message, level)
nlevel = nlevel-1;
table.insert(lines, "\t"..(nlevel==0 and ">" or " ")..getstring(styles.level_num, "("..nlevel..") ")..line);
local npadding = (" "):rep(#tostring(nlevel));
- local locals_str = string_from_var_table(level.locals, optimal_line_length, "\t "..npadding);
- if locals_str then
- table.insert(lines, "\t "..npadding.."Locals: "..locals_str);
+ if level.locals then
+ local locals_str = string_from_var_table(level.locals, optimal_line_length, "\t "..npadding);
+ if locals_str then
+ table.insert(lines, "\t "..npadding.."Locals: "..locals_str);
+ end
end
local upvalues_str = string_from_var_table(level.upvalues, optimal_line_length, "\t "..npadding);
if upvalues_str then