prosody
e5d00bf4a4d5
util/debug.lua

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util/debug.lua @ 8382:e5d00bf4a4d5

util: Various minor changes to please [luacheck]
author Kim Alvefur <zash@zash.se>
date Fri, 10 Nov 2017 05:42:32 +0100
parent 8322:cd15fc505b62
child 11177:37dc2a6144d1
comparison
equal deleted inserted replaced
8381:7f6184474149 8382:e5d00bf4a4d5
111 return levels; 111 return levels;
112 end 112 end
113 113
114 local function build_source_boundary_marker(last_source_desc) 114 local function build_source_boundary_marker(last_source_desc)
115 local padding = string.rep("-", math.floor(((optimal_line_length - 6) - #last_source_desc)/2)); 115 local padding = string.rep("-", math.floor(((optimal_line_length - 6) - #last_source_desc)/2));
116 return getstring(styles.boundary_padding, "v"..padding).." "..getstring(styles.filename, last_source_desc).." "..getstring(styles.boundary_padding, padding..(#last_source_desc%2==0 and "-v" or "v ")); 116 return getstring(styles.boundary_padding, "v"..padding).." "..
117 getstring(styles.filename, last_source_desc).." "..
118 getstring(styles.boundary_padding, padding..(#last_source_desc%2==0 and "-v" or "v "));
117 end 119 end
118 120
119 local function _traceback(thread, message, level) 121 local function _traceback(thread, message, level)
120 122
121 -- Lua manual says: debug.traceback ([thread,] [message [, level]]) 123 -- Lua manual says: debug.traceback ([thread,] [message [, level]])
141 local levels = get_traceback_table(thread, level+(thread == nil and 4 or 0)); 143 local levels = get_traceback_table(thread, level+(thread == nil and 4 or 0));
142 144
143 local last_source_desc; 145 local last_source_desc;
144 146
145 local lines = {}; 147 local lines = {};
146 for nlevel, level in ipairs(levels) do 148 for nlevel, current_level in ipairs(levels) do
147 local info = level.info; 149 local info = current_level.info;
148 local line = "..."; 150 local line;
149 local func_type = info.namewhat.." "; 151 local func_type = info.namewhat.." ";
150 local source_desc = (info.short_src == "[C]" and "C code") or info.short_src or "Unknown"; 152 local source_desc = (info.short_src == "[C]" and "C code") or info.short_src or "Unknown";
151 if func_type == " " then func_type = ""; end; 153 if func_type == " " then func_type = ""; end;
152 if info.short_src == "[C]" then 154 if info.short_src == "[C]" then
153 line = "[ C ] "..func_type.."C function "..getstring(styles.location, (info.name and ("%q"):format(info.name) or "(unknown name)")); 155 line = "[ C ] "..func_type.."C function "..getstring(styles.location, (info.name and ("%q"):format(info.name) or "(unknown name)"));
159 name = ("%q"):format(name); 161 name = ("%q"):format(name);
160 end 162 end
161 if func_type == "global " or func_type == "local " then 163 if func_type == "global " or func_type == "local " then
162 func_type = func_type.."function "; 164 func_type = func_type.."function ";
163 end 165 end
164 line = "[Lua] "..getstring(styles.location, info.short_src.." line "..info.currentline).." in "..func_type..getstring(styles.funcname, name).." (defined on line "..info.linedefined..")"; 166 line = "[Lua] "..getstring(styles.location, info.short_src.." line "..
167 info.currentline).." in "..func_type..getstring(styles.funcname, name)..
168 " (defined on line "..info.linedefined..")";
165 end 169 end
166 if source_desc ~= last_source_desc then -- Venturing into a new source, add marker for previous 170 if source_desc ~= last_source_desc then -- Venturing into a new source, add marker for previous
167 last_source_desc = source_desc; 171 last_source_desc = source_desc;
168 table.insert(lines, "\t "..build_source_boundary_marker(last_source_desc)); 172 table.insert(lines, "\t "..build_source_boundary_marker(last_source_desc));
169 end 173 end
170 nlevel = nlevel-1; 174 nlevel = nlevel-1;
171 table.insert(lines, "\t"..(nlevel==0 and ">" or " ")..getstring(styles.level_num, "("..nlevel..") ")..line); 175 table.insert(lines, "\t"..(nlevel==0 and ">" or " ")..getstring(styles.level_num, "("..nlevel..") ")..line);
172 local npadding = (" "):rep(#tostring(nlevel)); 176 local npadding = (" "):rep(#tostring(nlevel));
173 if level.locals then 177 if current_level.locals then
174 local locals_str = string_from_var_table(level.locals, optimal_line_length, "\t "..npadding); 178 local locals_str = string_from_var_table(current_level.locals, optimal_line_length, "\t "..npadding);
175 if locals_str then 179 if locals_str then
176 table.insert(lines, "\t "..npadding.."Locals: "..locals_str); 180 table.insert(lines, "\t "..npadding.."Locals: "..locals_str);
177 end 181 end
178 end 182 end
179 local upvalues_str = string_from_var_table(level.upvalues, optimal_line_length, "\t "..npadding); 183 local upvalues_str = string_from_var_table(current_level.upvalues, optimal_line_length, "\t "..npadding);
180 if upvalues_str then 184 if upvalues_str then
181 table.insert(lines, "\t "..npadding.."Upvals: "..upvalues_str); 185 table.insert(lines, "\t "..npadding.."Upvals: "..upvalues_str);
182 end 186 end
183 end 187 end
184 188