prosody
84c7779618b6
tools/modtrace.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

tools/modtrace.lua @ 13252:84c7779618b6

core.portmanager: Join strings broken into multiple lines Improves readability. Reduces line count. What's not to like? The code style and luacheck rules allows longer lines, and these strings aren't long enough to need breaking into multiple lines like this.
author Kim Alvefur <zash@zash.se>
date Sat, 29 Jul 2023 02:04:24 +0200
parent 12590:5eaf77114fdb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
11195
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 -- Trace module calls and method calls on created objects
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 --
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 -- Very rough and for debugging purposes only. It makes many
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 -- assumptions and there are many ways it could fail.
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 --
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 -- Example use:
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 --
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 -- local dbuffer = require "tools.modtrace".trace("util.dbuffer");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 --
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10
12590
5eaf77114fdb compat: Use table.pack (there since Lua 5.2) over our util.table
Kim Alvefur <zash@zash.se>
parents: 12589
diff changeset
11 local t_pack = table.pack;
11195
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 local serialize = require "util.serialization".serialize;
12589
39ae08180c81 compat: Remove handling of Lua 5.1 location of 'unpack' function
Kim Alvefur <zash@zash.se>
parents: 11197
diff changeset
13 local unpack = table.unpack;
11195
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 local set = require "util.set";
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15
11197
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
16 local serialize_cfg = {
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
17 preset = "oneline";
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
18 freeze = true;
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
19 fatal = false;
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
20 fallback = function (v) return "<"..tostring(v)..">" end;
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
21 };
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
22
11195
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 local function stringify_value(v)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 if type(v) == "string" and #v > 20 then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 return ("<string(%d)>"):format(#v);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 elseif type(v) == "function" then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 return tostring(v);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 end
11197
50f182931bdd tools.modtrace: Pass config to serialize()
Matthew Wild <mwild1@gmail.com>
parents: 11195
diff changeset
29 return serialize(v, serialize_cfg);
11195
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 local function stringify_params(...)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 local n = select("#", ...);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 local r = {};
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 for i = 1, n do
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 table.insert(r, stringify_value((select(i, ...))));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 return table.concat(r, ", ");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 local function stringify_result(ret)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42 local r = {};
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43 for i = 1, ret.n do
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
44 table.insert(r, stringify_value(ret[i]));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
45 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
46 return table.concat(r, ", ");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
47 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49 local function stringify_call(method_name, ...)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 return ("%s(%s)"):format(method_name, stringify_params(...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
51 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
52
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
53 local function wrap_method(original_obj, original_method, method_name)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
54 method_name = ("<%s>:%s"):format(getmetatable(original_obj).__name or "object", method_name);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 return function (new_obj_self, ...)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 local opts = new_obj_self._modtrace_opts;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57 local f = opts.output or io.stderr;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
58 f:write(stringify_call(method_name, ...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
59 local ret = t_pack(original_method(original_obj, ...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
60 if ret.n > 0 then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
61 f:write(" = ", stringify_result(ret), "\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
62 else
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 f:write("\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
65 return unpack(ret, 1, ret.n);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
66 end;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
67 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
68
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
69 local function wrap_function(original_function, function_name, opts)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
70 local f = opts.output or io.stderr;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
71 return function (...)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
72 f:write(stringify_call(function_name, ...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
73 local ret = t_pack(original_function(...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
74 if ret.n > 0 then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
75 f:write(" = ", stringify_result(ret), "\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
76 else
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
77 f:write("\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
78 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
79 return unpack(ret, 1, ret.n);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
80 end;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
82
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
83 local function wrap_metamethod(name, method)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
84 if name == "__index" then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
85 return function (new_obj, k)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
86 local original_method;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
87 if type(method) == "table" then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
88 original_method = new_obj._modtrace_original_obj[k];
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
89 else
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 original_method = method(new_obj._modtrace_original_obj, k);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
91 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
92 if original_method == nil then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
93 return nil;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
94 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
95 return wrap_method(new_obj._modtrace_original_obj, original_method, k);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
96 end;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
97 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
98 return function (new_obj, ...)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
99 return method(new_obj._modtrace_original_obj, ...);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
100 end;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
101 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
102
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
103 local function wrap_mt(original_mt)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
104 local new_mt = {};
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
105 for k, v in pairs(original_mt) do
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
106 new_mt[k] = wrap_metamethod(k, v);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
107 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
108 return new_mt;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
109 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
110
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
111 local function wrap_obj(original_obj, opts)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
112 local new_mt = wrap_mt(getmetatable(original_obj));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
113 return setmetatable({_modtrace_original_obj = original_obj, _modtrace_opts = opts}, new_mt);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
114 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
115
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
116 local function wrap_new(original_new, function_name, opts)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
117 local f = opts.output or io.stderr;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
118 return function (...)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
119 f:write(stringify_call(function_name, ...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
120 local ret = t_pack(original_new(...));
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
121 local obj = ret[1];
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
122
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
123 if ret.n == 1 and type(ret[1]) == "table" then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
124 f:write(" = <", getmetatable(ret[1]).__name or "object", ">", "\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
125 elseif ret.n > 0 then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
126 f:write(" = ", stringify_result(ret), "\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
127 else
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
128 f:write("\n");
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
129 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
131 if obj then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
132 ret[1] = wrap_obj(obj, opts);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
133 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
134 return unpack(ret, 1, ret.n);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
135 end;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
136 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
137
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
138 local function trace(module, opts)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
139 if type(module) == "string" then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
140 module = require(module);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
141 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
142 opts = opts or {};
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
143 local new_methods = set.new(opts.new_methods or {"new"});
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
144 local fake_module = setmetatable({}, {
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
145 __index = function (_, k)
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
146 if new_methods:contains(k) then
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
147 return wrap_new(module[k], k, opts);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
148 else
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
149 return wrap_function(module[k], k, opts);
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
150 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
151 end;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
152 });
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
153 return fake_module;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
154 end
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
155
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
156 return {
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
157 wrap = trace;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
158 trace = trace;
c4cb536b67b5 tools.modtrace: Library for tracing/debugging Lua module and method calls
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
159 }