Lua: add `normalize` function to *Pandoc* objects

This function performs a normalization of Pandoc documents. E.g.,
multiple successive spaces are collapsed, and tables are normalized such
that all rows and columns contain the same number of cells.

Closes: #10356

1 files changed, 7 insertions, 0 deletions

diff --git a/pandoc-lua-engine/test/lua/module/pandoc.lua b/pandoc-lua-engine/test/lua/module/pandoc.lua
index 18b3c64a9..3d745b428 100644
--- a/pandoc-lua-engine/test/lua/module/pandoc.lua
+++ b/pandoc-lua-engine/test/lua/module/pandoc.lua
@@ -164,6 +164,13 @@ return {
       assert.are_same(meta.test, {pandoc.Plain{pandoc.Str 'check'}})
     end),
   },
+  group 'Pandoc' {
+    test('normalize', function ()
+      local doc = pandoc.Pandoc({{'a', pandoc.Space(), pandoc.Space(), 'b'}})
+      local normalized = pandoc.Pandoc({{'a', pandoc.Space(), 'b'}})
+      assert.are_equal(normalized, doc:normalize())
+    end),
+  },
   group 'Other types' {
     group 'ReaderOptions' {
       test('returns a userdata value', function ()