Merge remote-tracking branch 'origin/rolling'

1 files changed, 24 insertions, 0 deletions

diff --git a/lua/utils/table.lua b/lua/utils/table.lua
new file mode 100644
index 00000000..1ac5949e
--- /dev/null
+++ b/lua/utils/table.lua
@@ -0,0 +1,24 @@
+local Table = {}
+
+--- Find the first entry for which the predicate returns true.
+-- @param t The table
+-- @param predicate The function called for each entry of t
+-- @return The entry for which the predicate returned True or nil
+function Table.find_first(t, predicate)
+  for _, entry in pairs(t) do
+    if predicate(entry) then
+      return entry
+    end
+  end
+  return nil
+end
+
+--- Check if the predicate returns True for at least one entry of the table.
+-- @param t The table
+-- @param predicate The function called for each entry of t
+-- @return True if predicate returned True at least once, false otherwise
+function Table.contains(t, predicate)
+  return Table.find_first(t, predicate) ~= nil
+end
+
+return Table