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https://github.com/sbrl/Minetest-WorldEditAdditions.git
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EventEmitter: add debug printing (disabled by default)
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parent
9806828760
commit
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@ -1,4 +1,4 @@
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local wea_c = worldeditadditions_core
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--- Event manager object.
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--- Event manager object.
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-- @class worldeditadditions_core.EventEmitter
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-- @class worldeditadditions_core.EventEmitter
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local EventEmitter = {}
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local EventEmitter = {}
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@ -10,7 +10,8 @@ EventEmitter.__name = "EventEmitter" -- A hack to allow identification in wea.in
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-- @returns table The new EventEmitter object. If a table is passed in, a new table is NOT created.
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-- @returns table The new EventEmitter object. If a table is passed in, a new table is NOT created.
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function EventEmitter.new(tbl)
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function EventEmitter.new(tbl)
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if not tbl then tbl = {} end
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if not tbl then tbl = {} end
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tbl.events = {}
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tbl.events = { }
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tbl.debug = false
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setmetatable(tbl, EventEmitter)
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setmetatable(tbl, EventEmitter)
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return tbl
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return tbl
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end
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end
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@ -58,6 +59,8 @@ end
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-- @param args table|any The argument(s) to pass to listener functions. It is strongly advised you pass a table here.
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-- @param args table|any The argument(s) to pass to listener functions. It is strongly advised you pass a table here.
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function EventEmitter.emit(this, event_name, args)
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function EventEmitter.emit(this, event_name, args)
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if this.events[event_name] == nil then return end
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if this.events[event_name] == nil then return end
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if this.debug then print("DEBUG:EventEmitter emit", event_name, "args", wea_c.inspect(args)) end
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for index,next_func in ipairs(this.events[event_name]) do
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for index,next_func in ipairs(this.events[event_name]) do
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next_func(args)
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next_func(args)
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end
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end
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