Strip down format. More early work on compiler. Add testsuite (doesn't work yet).

2026-05-20 16:42:51 -06:00 · 2021-01-25 12:10:30 +01:00
parent cd5881d83a
commit f24c50339b
9 changed files with 245 additions and 92 deletions
--- a/testsuite/lpgf/run.hs
+++ b/testsuite/lpgf/run.hs
@@ -0,0 +1,76 @@
+import LPGF
+import PGF (Tree, mkCId, mkApp, readLanguage, showLanguage, showExpr)
+
+import Control.Monad (forM_)
+import qualified Data.Map as Map
+import Text.Printf (printf)
+
+main :: IO ()
+main = do
+  lpgf <- readLPGF "Zero.lpgf"
+  forM_ [tree1, tree2, tree3] $ \tree -> do
+    putStrLn (showExpr [] tree)
+    forM_ (Map.toList (concretes lpgf)) $ \(lang,concr) ->
+      printf "%s: %s\n" (showLanguage lang) (linearizeConcr concr tree)
+
+-- Pred John Walk
+tree1 :: Tree
+tree1 = mkApp (mkCId "Pred") [mkApp (mkCId "John") [], mkApp (mkCId "Walk") []]
+
+-- Pred We Walk
+tree2 :: Tree
+tree2 = mkApp (mkCId "Pred") [mkApp (mkCId "We") [], mkApp (mkCId "Walk") []]
+
+-- And (Pred John Walk) (Pred We Walk)
+tree3 :: Tree
+tree3 = mkApp (mkCId "And") [tree1, tree2]
+
+-- Initial LPGF, Figures 6 & 7
+zero :: LPGF
+zero = LPGF {
+  absname = mkCId "Zero",
+  abstract = Abstr {
+    -- cats = Map.fromList [
+    --   (mkCId "S", ()),
+    --   (mkCId "NP", ()),
+    --   (mkCId "VP", ())
+    -- ],
+    -- funs = Map.fromList [
+    --   (mkCId "And", Type [mkCId "S", mkCId "S"] (mkCId "S")),
+    --   (mkCId "Pred", Type [mkCId "NP", mkCId "VP"] (mkCId "S")),
+    --   (mkCId "John", Type [] (mkCId "NP")),
+    --   (mkCId "We", Type [] (mkCId "NP")),
+    --   (mkCId "Walk", Type [] (mkCId "VP"))
+    -- ]
+  },
+  concretes = Map.fromList [
+    (mkCId "ZeroEng", Concr {
+      -- lincats = Map.fromList [
+      --   (mkCId "S", LTStr),
+      --   (mkCId "NP", LTProduct [LTStr, LTInt 2]),
+      --   (mkCId "VP", LTProduct [LTStr, LTStr])
+      -- ],
+      lins = Map.fromList [
+        (mkCId "And", mkConcat [LFArgument 1, LFToken "and", LFArgument 2]),
+        (mkCId "Pred", mkConcat [LFProjection (LFArgument 1) (LFInt 1), LFProjection (LFArgument 2) (LFProjection (LFArgument 1) (LFInt 2))]),
+        (mkCId "John", LFTuple [LFToken "John", LFInt 1]),
+        (mkCId "We", LFTuple [LFToken "we", LFInt 2]),
+        (mkCId "Walk", LFTuple [LFToken "walks", LFToken "walk"])
+      ]
+    }),
+    (mkCId "ZeroGer", Concr {
+      -- lincats = Map.fromList [
+      --   (mkCId "S", LTStr),
+      --   (mkCId "NP", LTProduct [LTStr, LTInt 2, LTInt 3]),
+      --   (mkCId "VP", LTProduct [LTProduct [LTStr, LTStr, LTStr], LTProduct [LTStr, LTStr, LTStr]])
+      -- ],
+      lins = Map.fromList [
+        (mkCId "And", mkConcat [LFArgument 1, LFToken "und", LFArgument 2]),
+        (mkCId "Pred", mkConcat [LFProjection (LFArgument 1) (LFInt 1), LFProjection (LFProjection (LFArgument 2) (LFProjection (LFArgument 1) (LFInt 2))) (LFProjection (LFArgument 1) (LFInt 3))]),
+        (mkCId "John", LFTuple [LFToken "John", LFInt 1, LFInt 3]),
+        (mkCId "We", LFTuple [LFToken "wir", LFInt 2, LFInt 1]),
+        (mkCId "Walk", LFTuple [LFTuple [LFToken "gehe", LFToken "gehst", LFToken "geht"], LFTuple [LFToken "gehen", LFToken "geht", LFToken "gehen"]])
+      ]
+    })
+  ]
+}