prosody
49bbdc22846d
util/jsonpointer.lua

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util/jsonpointer.lua @ 13752:49bbdc22846d 13.0

certmanager: Add more debug logging around cert indexing Currently it's not obvious which directories have been indexed (especially when the resulting index is empty), or why certain files have been skipped.
author Matthew Wild <mwild1@gmail.com>
date Mon, 24 Feb 2025 17:48:58 +0000
parent 12781:22066b02887f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
12781
22066b02887f util.startup: Provide a common Lua 5.3+ math.type() for Lua 5.2
Kim Alvefur <zash@zash.se>
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1 local m_type = math.type;
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03e307952816 util.jsonpointer: Fix Lua <5.3 compat
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2
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b4c0efff8dd3 util.jsonpointer: Resolve JSON Pointers per RFC 6901
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3 local function unescape_token(escaped_token)
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4 local unescaped = escaped_token:gsub("~1", "/"):gsub("~0", "~")
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5 return unescaped
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6 end
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7
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8 local function resolve_json_pointer(ref, path)
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9 local ptr_len = #path + 1
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10 for part, pos in path:gmatch("/([^/]*)()") do
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11 local token = unescape_token(part)
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12 if not (type(ref) == "table") then
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13 return nil
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14 end
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15 local idx = next(ref)
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16 local new_ref
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17
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18 if type(idx) == "string" then
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19 new_ref = ref[token]
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03e307952816 util.jsonpointer: Fix Lua <5.3 compat
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20 elseif m_type(idx) == "integer" then
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21 local i = tonumber(token)
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22 if token == "-" then
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23 i = #ref + 1
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24 end
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87c3d45208ef util.jsonpointer: Fix off-by-one in array resolution
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25 new_ref = ref[i + 1]
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26 else
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27 return nil, "invalid-table"
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28 end
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29
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30 if pos == ptr_len then
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31 return new_ref
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32 elseif type(new_ref) == "table" then
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33 ref = new_ref
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34 elseif not (type(ref) == "table") then
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35 return nil, "invalid-path"
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36 end
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37
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38 end
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39 return ref
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40 end
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41
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42 return { resolve = resolve_json_pointer }