[signal] Fix module name and summary.

signal.lua

@@ -1,4 +1,4 @@
---- Timer utilities.
+--- Signal utilities.
 --
 -- This is a reworked implementation of the original signal module
 -- from the hump library (https://github.com/vrld/hump).
@@ -7,7 +7,7 @@
 -- It offers functionality to register for and publish signals.
 -- Implements the Observer pattern.
 --
--- @module gear.timer
+-- @module gear.signal
 -- @copyright 2010-2013 Matthias Richter
 -- @copyright 2022 The DoubleFourteen Code Forge
 -- @author Matthias Richter, Lorenzo Cogotti
@@ -21,6 +21,11 @@ Signal.__index = function(self, key)
     end)()
 end
 
+
+function Signal:new()
+    return setmetatable({}, self)
+end
+
 function Signal:register(s, f)
     self[s][f] = f
     return f
@@ -46,38 +51,39 @@ function Signal:clear(...)
     end
 end
 
-function Signal:emitPattern(p, ...)
+function Signal:emitpattern(p, ...)
     for s in pairs(self) do
         if s:match(p) then self:emit(s, ...) end
     end
 end
 
-function Signal:registerPattern(p, f)
+function Signal:registerpattern(p, f)
     for s in pairs(self) do
         if s:match(p) then self:register(s, f) end
     end
     return f
 end
 
-function Signal:removePattern(p, ...)
+function Signal:removepattern(p, ...)
     for s in pairs(self) do
         if s:match(p) then self:remove(s, ...) end
     end
 end
 
-function Signal:clearPattern(p)
+function Signal:clearpattern(p)
     for s in pairs(self) do
         if s:match(p) then self[s] = {} end
     end
 end
 
--- instancing
-function Signal.new()
-    return setmetatable({}, Signal)
+function Signal:clearall()
+    for s in pairs(self) do
+        self[s] = {}
+    end
 end
 
 -- default instance
-local default = Signal.new()
+local default = Signal:new()
 
 -- module forwards calls to default instance
 local module = {}