From 5c04c5ce383eca1e9b544885c67a976251ca12db Mon Sep 17 00:00:00 2001 From: Matthew Wild Date: Fri, 28 Aug 2020 12:51:40 +0100 Subject: util.error: Add configuration for including traceback in tostring() --- util/error.lua | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'util/error.lua') diff --git a/util/error.lua b/util/error.lua index b83302fa..ffdc4eec 100644 --- a/util/error.lua +++ b/util/error.lua @@ -1,6 +1,15 @@ + +-- Library configuration (see configure()) +local auto_inject_traceback = false; +local display_tracebacks = false; + + local error_mt = { __name = "error" }; function error_mt:__tostring() + if display_tracebacks and self.context.traceback then + return ("error<%s:%s:%s:%s>"):format(self.type, self.condition, self.text or "", self.context.traceback); + end return ("error<%s:%s:%s>"):format(self.type, self.condition, self.text or ""); end @@ -8,9 +17,10 @@ local function is_err(e) return getmetatable(e) == error_mt; end -local auto_inject_traceback = false; - local function configure(opt) + if opt.display_tracebacks ~= nil then + display_tracebacks = opt.display_tracebacks; + end if opt.auto_inject_traceback ~= nil then auto_inject_traceback = opt.auto_inject_traceback; end -- cgit v1.2.3