leslie-tsang commented on code in PR #9112:
URL: https://github.com/apache/apisix/pull/9112#discussion_r1144130026
##########
apisix/core/utils.lua:
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@@ -335,4 +335,45 @@ end
_M.resolve_var = resolve_var
+local resolve_var_with_captures
+do
+ local _captures
+ -- escape is not supported very well, like there si a redundant '\' after
escape "$1"
+ local pat = [[ (?<! \\) \$ \{? (\d+) \}? ]]
+
+ local function resolve(m)
+ local v = _captures[tonumber(m[1])]
Review Comment:
The current implementation meets the needs, seems no need to support the
capture group name. :)
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