prosody
7a75cbc4d87c
util/error.lua

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

Software / code / prosody

Annotate

util/error.lua @ 13068:7a75cbc4d87c

util.human.io: Fix column width miscalculation Fixes that the more fixed width columns there are, the narrower the resulting table becomes. A right-aligned variable-width column at the last position should always be flush to the right side of the terminal.
author Kim Alvefur <zash@zash.se>
date Sun, 09 Apr 2023 22:31:12 +0200
parent 12975:d10957394a3c
child 13079:e7a5e5a0dc02
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
12975
d10957394a3c util: Prefix module imports with prosody namespace
Kim Alvefur <zash@zash.se>
parents: 11224
diff changeset
1 local id = require "prosody.util.id";
11051
08539aa129ee util.error: Add configuration for including traceback in tostring()
Matthew Wild <mwild1@gmail.com>
parents: 11050
diff changeset
2
11224
8143fd2f138b util.error: Switch to util.debug traceback tables and remove display_tracebacks option
Matthew Wild <mwild1@gmail.com>
parents: 11223
diff changeset
3 local util_debug; -- only imported on-demand
8143fd2f138b util.error: Switch to util.debug traceback tables and remove display_tracebacks option
Matthew Wild <mwild1@gmail.com>
parents: 11223
diff changeset
4
11051
08539aa129ee util.error: Add configuration for including traceback in tostring()
Matthew Wild <mwild1@gmail.com>
parents: 11050
diff changeset
5 -- Library configuration (see configure())
08539aa129ee util.error: Add configuration for including traceback in tostring()
Matthew Wild <mwild1@gmail.com>
parents: 11050
diff changeset
6 local auto_inject_traceback = false;
08539aa129ee util.error: Add configuration for including traceback in tostring()
Matthew Wild <mwild1@gmail.com>
parents: 11050
diff changeset
7
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 local error_mt = { __name = "error" };
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 function error_mt:__tostring()
10069
6f317e51544d util.error: Fix traceback due to missing text field
Kim Alvefur <zash@zash.se>
parents: 9749
diff changeset
11 return ("error<%s:%s:%s>"):format(self.type, self.condition, self.text or "");
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13
11222
4b39691a274e util.error: rename is_err() -> is_error()
Matthew Wild <mwild1@gmail.com>
parents: 11221
diff changeset
14 local function is_error(e)
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 return getmetatable(e) == error_mt;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17
11050
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
18 local function configure(opt)
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
19 if opt.auto_inject_traceback ~= nil then
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
20 auto_inject_traceback = opt.auto_inject_traceback;
11224
8143fd2f138b util.error: Switch to util.debug traceback tables and remove display_tracebacks option
Matthew Wild <mwild1@gmail.com>
parents: 11223
diff changeset
21 if auto_inject_traceback then
12975
d10957394a3c util: Prefix module imports with prosody namespace
Kim Alvefur <zash@zash.se>
parents: 11224
diff changeset
22 util_debug = require "prosody.util.debug";
11224
8143fd2f138b util.error: Switch to util.debug traceback tables and remove display_tracebacks option
Matthew Wild <mwild1@gmail.com>
parents: 11223
diff changeset
23 end
11050
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
24 end
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
25 end
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
26
10493
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
27 -- Do we want any more well-known fields?
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
28 -- Or could we just copy all fields from `e`?
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
29 -- Sometimes you want variable details in the `text`, how to handle that?
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
30 -- Translations?
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
31 -- Should the `type` be restricted to the stanza error types or free-form?
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
32 -- What to set `type` to for stream errors or SASL errors? Those don't have a 'type' attr.
d9132e7412b8 util.error: Write down some thoughts in comments
Kim Alvefur <zash@zash.se>
parents: 10365
diff changeset
33
11053
04ad9555c799 util.error: Add a 'source' parameter where origin module can be mentioned
Kim Alvefur <zash@zash.se>
parents: 11051
diff changeset
34 local function new(e, context, registry, source)
11222
4b39691a274e util.error: rename is_err() -> is_error()
Matthew Wild <mwild1@gmail.com>
parents: 11221
diff changeset
35 if is_error(e) then return e; end
11080
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
36 local template = registry and registry[e];
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
37 if not template then
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
38 if type(e) == "table" then
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
39 template = {
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
40 code = e.code;
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
41 type = e.type;
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
42 condition = e.condition;
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
43 text = e.text;
11081
0b68697450c5 util.error: Add well-known field 'extra'
Kim Alvefur <zash@zash.se>
parents: 11080
diff changeset
44 extra = e.extra;
11080
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
45 };
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
46 else
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
47 template = {};
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
48 end
ba77c142c9b1 util.error: Simplify error creation flow
Matthew Wild <mwild1@gmail.com>
parents: 11079
diff changeset
49 end
11076
505c3e5907a5 util.error: Simplify error creation - remove ability to set context from templates, and remove default context
Matthew Wild <mwild1@gmail.com>
parents: 11075
diff changeset
50 context = context or {};
11050
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
51
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
52 if auto_inject_traceback then
11224
8143fd2f138b util.error: Switch to util.debug traceback tables and remove display_tracebacks option
Matthew Wild <mwild1@gmail.com>
parents: 11223
diff changeset
53 context.traceback = util_debug.get_traceback_table(nil, 2);
11050
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
54 end
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
55
11077
8ea430de5fd3 util.error: Minor tweaks to error creation code to prepare for future changes
Matthew Wild <mwild1@gmail.com>
parents: 11076
diff changeset
56 local error_instance = setmetatable({
11075
d8fad2b48b05 util.error: Add unique 'instance_id' to error objects
Matthew Wild <mwild1@gmail.com>
parents: 11054
diff changeset
57 instance_id = id.short();
11077
8ea430de5fd3 util.error: Minor tweaks to error creation code to prepare for future changes
Matthew Wild <mwild1@gmail.com>
parents: 11076
diff changeset
58
11101
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
59 type = template.type or "cancel";
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
60 condition = template.condition or "undefined-condition";
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
61 text = template.text;
10501
e8186aba1583 util.error: Move default for numeric error code to net.http.server
Kim Alvefur <zash@zash.se>
parents: 10493
diff changeset
62 code = template.code;
11101
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
63 extra = template.extra;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64
11077
8ea430de5fd3 util.error: Minor tweaks to error creation code to prepare for future changes
Matthew Wild <mwild1@gmail.com>
parents: 11076
diff changeset
65 context = context;
11053
04ad9555c799 util.error: Add a 'source' parameter where origin module can be mentioned
Kim Alvefur <zash@zash.se>
parents: 11051
diff changeset
66 source = source;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
67 }, error_mt);
11077
8ea430de5fd3 util.error: Minor tweaks to error creation code to prepare for future changes
Matthew Wild <mwild1@gmail.com>
parents: 11076
diff changeset
68
8ea430de5fd3 util.error: Minor tweaks to error creation code to prepare for future changes
Matthew Wild <mwild1@gmail.com>
parents: 11076
diff changeset
69 return error_instance;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
70 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
71
11101
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
72 -- compact --> normal form
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
73 local function expand_registry(namespace, registry)
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
74 local mapped = {}
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
75 for err,template in pairs(registry) do
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
76 local e = {
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
77 type = template[1];
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
78 condition = template[2];
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
79 text = template[3];
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
80 };
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
81 if namespace and template[4] then
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
82 e.extra = { namespace = namespace, condition = template[4] };
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
83 end
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
84 mapped[err] = e;
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
85 end
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
86 return mapped;
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
87 end
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
88
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
89 local function init(source, namespace, registry)
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
90 if type(namespace) == "table" then
11207
4e060ae8520b util.error: Remove a stray word from a comment
Kim Alvefur <zash@zash.se>
parents: 11161
diff changeset
91 -- registry can be given as second argument if namespace is not used
11101
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
92 registry, namespace = namespace, nil;
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
93 end
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
94 local _, protoerr = next(registry, nil);
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
95 if protoerr and type(next(protoerr)) == "number" then
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
96 registry = expand_registry(namespace, registry);
2288d206b14b util.error: Expand compact registries into normal form internally
Kim Alvefur <zash@zash.se>
parents: 11100
diff changeset
97 end
11221
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
98
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
99 local function wrap(e, context)
11222
4b39691a274e util.error: rename is_err() -> is_error()
Matthew Wild <mwild1@gmail.com>
parents: 11221
diff changeset
100 if is_error(e) then
11221
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
101 return e;
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
102 end
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
103 local err = new(registry[e] or {
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
104 type = "cancel", condition = "undefined-condition"
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
105 }, context, registry, source);
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
106 err.context.wrapped_error = e;
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
107 return err;
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
108 end
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
109
11078
fb3aec3dbe21 util.error: Have init() return an object to allow API extensibility via additional methods
Matthew Wild <mwild1@gmail.com>
parents: 11077
diff changeset
110 return {
11098
5b778ec095f0 util.error: Expose source and registry as fields on the registry object
Kim Alvefur <zash@zash.se>
parents: 11095
diff changeset
111 source = source;
5b778ec095f0 util.error: Expose source and registry as fields on the registry object
Kim Alvefur <zash@zash.se>
parents: 11095
diff changeset
112 registry = registry;
11078
fb3aec3dbe21 util.error: Have init() return an object to allow API extensibility via additional methods
Matthew Wild <mwild1@gmail.com>
parents: 11077
diff changeset
113 new = function (e, context)
fb3aec3dbe21 util.error: Have init() return an object to allow API extensibility via additional methods
Matthew Wild <mwild1@gmail.com>
parents: 11077
diff changeset
114 return new(e, context, registry, source);
fb3aec3dbe21 util.error: Have init() return an object to allow API extensibility via additional methods
Matthew Wild <mwild1@gmail.com>
parents: 11077
diff changeset
115 end;
11221
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
116 coerce = function (ok, err, ...)
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
117 if ok then
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
118 return ok, err, ...;
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
119 end
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
120 return nil, wrap(err);
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
121 end;
b0a563716334 util.error: Add coerce and wrap methods to registry(?) objects
Matthew Wild <mwild1@gmail.com>
parents: 11207
diff changeset
122 wrap = wrap;
11223
b8589256b404 util.error: Expose is_error on registry objects for convenience
Matthew Wild <mwild1@gmail.com>
parents: 11222
diff changeset
123 is_error = is_error;
11078
fb3aec3dbe21 util.error: Have init() return an object to allow API extensibility via additional methods
Matthew Wild <mwild1@gmail.com>
parents: 11077
diff changeset
124 };
11054
ad07152d7bde util.error: Add a wrapper for common parameters
Kim Alvefur <zash@zash.se>
parents: 11053
diff changeset
125 end
ad07152d7bde util.error: Add a wrapper for common parameters
Kim Alvefur <zash@zash.se>
parents: 11053
diff changeset
126
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
127 local function coerce(ok, err, ...)
11222
4b39691a274e util.error: rename is_err() -> is_error()
Matthew Wild <mwild1@gmail.com>
parents: 11221
diff changeset
128 if ok or is_error(err) then
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
129 return ok, err, ...;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
131
11079
1e5a0e0469de util.error: Switch coerce() to use new() and change 'native' to context field 'wrapped_error'
Matthew Wild <mwild1@gmail.com>
parents: 11078
diff changeset
132 local new_err = new({
1e5a0e0469de util.error: Switch coerce() to use new() and change 'native' to context field 'wrapped_error'
Matthew Wild <mwild1@gmail.com>
parents: 11078
diff changeset
133 type = "cancel", condition = "undefined-condition"
1e5a0e0469de util.error: Switch coerce() to use new() and change 'native' to context field 'wrapped_error'
Matthew Wild <mwild1@gmail.com>
parents: 11078
diff changeset
134 }, { wrapped_error = err });
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
135
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
136 return ok, new_err, ...;
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
137 end
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
138
11094
03fdf41fd948 util.error: Pass converted stanza errors throguh new()
Kim Alvefur <zash@zash.se>
parents: 11092
diff changeset
139 local function from_stanza(stanza, context, source)
11092
bd13aa89262d util.error: Collect Application-Specific Conditions from stanza errors
Kim Alvefur <zash@zash.se>
parents: 11091
diff changeset
140 local error_type, condition, text, extra_tag = stanza:get_error();
11089
35d2260644d9 util.error: Extract error originator from stanza errors
Kim Alvefur <zash@zash.se>
parents: 11081
diff changeset
141 local error_tag = stanza:get_child("error");
35d2260644d9 util.error: Extract error originator from stanza errors
Kim Alvefur <zash@zash.se>
parents: 11081
diff changeset
142 context = context or {};
35d2260644d9 util.error: Extract error originator from stanza errors
Kim Alvefur <zash@zash.se>
parents: 11081
diff changeset
143 context.stanza = stanza;
11090
33b6fbdcec88 util.error: Default error originator to stanza sender
Kim Alvefur <zash@zash.se>
parents: 11089
diff changeset
144 context.by = error_tag.attr.by or stanza.attr.from;
33b6fbdcec88 util.error: Default error originator to stanza sender
Kim Alvefur <zash@zash.se>
parents: 11089
diff changeset
145
11095
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
146 local uri;
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
147 if condition == "gone" or condition == "redirect" then
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
148 uri = error_tag:get_child_text(condition, "urn:ietf:params:xml:ns:xmpp-stanzas");
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
149 end
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
150
11094
03fdf41fd948 util.error: Pass converted stanza errors throguh new()
Kim Alvefur <zash@zash.se>
parents: 11092
diff changeset
151 return new({
9749
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
152 type = error_type or "cancel";
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
153 condition = condition or "undefined-condition";
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
154 text = text;
11095
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
155 extra = (extra_tag or uri) and {
1ea3574b19c8 util.error: Turns out <gone> wasn't alone, there's also <redirect>
Kim Alvefur <zash@zash.se>
parents: 11094
diff changeset
156 uri = uri;
11092
bd13aa89262d util.error: Collect Application-Specific Conditions from stanza errors
Kim Alvefur <zash@zash.se>
parents: 11091
diff changeset
157 tag = extra_tag;
11091
4b4b5188492f util.error: Add special case handling of <gone> with an URI
Kim Alvefur <zash@zash.se>
parents: 11090
diff changeset
158 } or nil;
11094
03fdf41fd948 util.error: Pass converted stanza errors throguh new()
Kim Alvefur <zash@zash.se>
parents: 11092
diff changeset
159 }, context, nil, source);
9749
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
160 end
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
161
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
162 return {
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
163 new = new;
11054
ad07152d7bde util.error: Add a wrapper for common parameters
Kim Alvefur <zash@zash.se>
parents: 11053
diff changeset
164 init = init;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
165 coerce = coerce;
11222
4b39691a274e util.error: rename is_err() -> is_error()
Matthew Wild <mwild1@gmail.com>
parents: 11221
diff changeset
166 is_error = is_error;
4b39691a274e util.error: rename is_err() -> is_error()
Matthew Wild <mwild1@gmail.com>
parents: 11221
diff changeset
167 is_err = is_error; -- COMPAT w/ older 0.12 trunk
9749
9361bd1b9c9b util.error: Add a function for creating an error object from an error stanza
Kim Alvefur <zash@zash.se>
parents: 9746
diff changeset
168 from_stanza = from_stanza;
11050
51be24b16e8a util.error: Allow optional tracebacks to be injected on errors
Matthew Wild <mwild1@gmail.com>
parents: 10501
diff changeset
169 configure = configure;
9746
848fd204708c util.error: Add new util library for structured errors
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
170 }