1 files changed, 35 insertions, 0 deletions
diff --git a/tex/context/base/s-languages-system.lua b/tex/context/base/s-languages-system.lua
new file mode 100644
index 000000000..4c27b5b2a
--- /dev/null
+++ b/tex/context/base/s-languages-system.lua
@@ -0,0 +1,35 @@
+if not modules then modules = { } end modules ['s-languages-system'] = {
+    version   = 1.001,
+    comment   = "companion to s-languages-system.mkiv",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+moduledata.languages        = moduledata.languages        or { }
+moduledata.languages.system = moduledata.languages.system or { }
+
+local NC, NR, HL = context.NC, context.NR, context.HL
+
+function moduledata.languages.system.showinstalled()
+    local numbers    = languages.numbers
+    local registered = languages.registered
+    context.starttabulate { "|r|l|l|l|l|" }
+        NC() context("id")
+        NC() context("tag")
+        NC() context("synonyms")
+        NC() context("parent")
+        NC() context("loaded")
+        NC() NR() HL()
+        for i=1,#numbers do
+            local tag  = numbers[i]
+            local data = registered[tag]
+            NC() context(data.number)
+            NC() context(tag)
+            NC() context("% t",table.sortedkeys(data.synonyms))
+            NC() context(data.parent)
+            NC() context("%+t",table.sortedkeys(data.used))
+            NC() NR()
+        end
+    context.stoptabulate()
+end