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| author | Matthew Wild <mwild1@gmail.com> | 2020-09-09 17:10:33 +0100 |
|---|---|---|
| committer | Matthew Wild <mwild1@gmail.com> | 2020-09-09 17:10:33 +0100 |
| commit | 0ca2e88384f6ec512879cf4cfbe2627b984762d5 (patch) | |
| tree | 30aca2c3e00aa809020322a48f57445e0e21d3ba /util | |
| parent | 33e7e5ef2d5e97b45cd9bcb56ce5ec6adc3a66c9 (diff) | |
| download | prosody-0ca2e88384f6ec512879cf4cfbe2627b984762d5.tar.gz prosody-0ca2e88384f6ec512879cf4cfbe2627b984762d5.zip | |
util.interpolation: Add '~' as the opposite of '&' (render sub-block if falsy)
One more magic character consumed!
Diffstat (limited to 'util')
| -rw-r--r-- | util/interpolation.lua | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/util/interpolation.lua b/util/interpolation.lua index e0ccf47b..808a45f2 100644 --- a/util/interpolation.lua +++ b/util/interpolation.lua @@ -64,6 +64,9 @@ local function new_render(pat, escape, funcs) elseif opt == '&' then if not value then return ""; end return render(s_sub(block, e), values); + elseif opt == '~' then + if value then return ""; end + return render(s_sub(block, e), values); elseif opt == '?' and not value then return render(s_sub(block, e), values); elseif value ~= nil then |