1 files changed, 51 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/context/base/strc-mat.lua b/Master/texmf-dist/tex/context/base/strc-mat.lua
new file mode 100644
index 00000000000..ba64bf9db4c
--- /dev/null
+++ b/Master/texmf-dist/tex/context/base/strc-mat.lua
@@ -0,0 +1,51 @@
+if not modules then modules = { } end modules ['strc-mat'] = {
+    version   = 1.001,
+    comment   = "companion to strc-mat.tex",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+structure                 = structure                 or { }
+structure.helpers         = structure.helpers         or { }
+structure.lists           = structure.lists           or { }
+structure.lists.enhancers = structure.lists.enhancers or { }
+structure.sections        = structure.sections        or { }
+structure.helpers         = structure.helpers         or { }
+structure.formulas        = structure.formulas        or { }
+
+local lists     = structure.lists
+local sections  = structure.sections
+local floats    = structure.floats
+local helpers   = structure.helpers
+local formulas  = structure.formulas
+
+-- maybe we want to do clever things with formulas, the store might go away
+
+local formuladata = { }
+
+function formulas.store(data)
+    formuladata[#formuladata+1] = data
+    tex.write(#formuladata)
+end
+
+function formulas.current()
+    return formuladata[#formuladata]
+end
+
+function helpers.formulanumber(data,spec)
+    if data then
+        local formulanumber = data.formulanumber
+        if formulanumber then
+            sections.number(data,spec,"formulanumber","formulanumber",'number')
+        end
+    end
+end
+
+function formulas.simplify(entry)
+    return helpers.simplify(table.copy(entry or formuladata[#formuladata]))
+end
+
+function lists.formulanumber(name,n,spec)
+    helpers.formulanumber(lists.result[n])
+end