prosody
84c7779618b6
net/resolvers/chain.lua

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

Software / code / prosody

Annotate

net/resolvers/chain.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 12204:7c397a49d163
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
12204
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2 local methods = {};
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local resolver_mt = { __index = methods };
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 -- Find the next target to connect to, and
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 -- pass it to cb()
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 function methods:next(cb)
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 if self.resolvers then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 if not self.resolver then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 if #self.resolvers == 0 then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 cb(nil);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 return;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 local next_resolver = table.remove(self.resolvers, 1);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 self.resolver = next_resolver;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 self.resolver:next(function (...)
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18 if self.resolver then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 self.last_error = self.resolver.last_error;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 if ... == nil then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 self.resolver = nil;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 self:next(cb);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 else
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 cb(...);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 end);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 return;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 local function new(resolvers)
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 return setmetatable({ resolvers = resolvers }, resolver_mt);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 return {
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 new = new;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 };