misc: I want to eat lamb

Co-authored-by: Hoshino Tented <hoshinotented@qq.com>

base/src/main/java/org/aya/core/serde/SerTerm.java

@@ -368,8 +368,8 @@ record SerIntegerOps(
     @Override
     public @NotNull Shaped.Applicable<Term, ?, ?> deShape(@NotNull DeState state) {
       return data.fold(
-        left -> new IntegerOps.ConRule(state.resolve(this.ref), left.result.de(state), left.data.de(state)),
-        right -> new IntegerOps.FnRule(state.resolve(this.ref), right)
+        left -> new IntegerOps.ConRule(state.resolve(ref), left.result.de(state), left.data.de(state)),
+        right -> new IntegerOps.FnRule(state.resolve(ref), right)
       );
     }
   }

base/src/test/resources/failure/patterns/issues/issue354-confl.aya.txt

@@ -16,11 +16,7 @@ Error: The 3rd clause matches on a constructor with condition(s). When checking
          posneg 1
        Normalized:
          pos 0
-         suc 0
-       In particular, we failed to unify
-         zero
-       with
-         suc 0
+         1
 
 1 error(s), 0 warning(s).
 What are you doing?

base/src/test/resources/failure/patterns/issues/issue354-reduce.aya.txt

@@ -14,6 +14,7 @@ In file $FILE:18:4 ->
 Error: The 4th clause matches on a constructor with condition(s). When checking 
        the 1st condition, we failed to unify
          zero
+         (Normalized: 0)
        for the arguments:
          posneg n 1
        Normalized:

base/src/test/resources/failure/patterns/issues/issue366.aya.txt

@@ -13,8 +13,10 @@ In file $FILE:3:12 ->
 
 Error: The 2nd and the 1st clauses are not confluent because we failed to unify
          suc zero
+         (Normalized: 1)
        and
          zero
+         (Normalized: 0)
 
 In file $FILE:5:3 ->
 

ide-lsp/src/test/java/org/aya/lsp/LspTest.java

@@ -51,19 +51,19 @@ public class LspTest {
   @Test public void test541() {
     launch(TEST_LIB).execute(compile((a, e) -> {
       var testOpt = a.lastCompiled()
-        .filter(x -> x.moduleName().last().equals("Vec"))
+        .filter(x -> x.moduleName().getLast().equals("Vec"))
         .flatMap(x -> x.program().get())
         .filterIsInstance(TeleDecl.FnDecl.class)
         .filter(x -> x.ref.name().equals("test"))
-        .firstOption();
+        .getFirstOption();
       assertFalse(testOpt.isEmpty(), "Do not delete the function called test in Vec");
       var testClause = ((TeleDecl.BlockBody) testOpt.get().body).clauses().getFirst();
       // vnil, ys => 0
-      var testPat = (Pattern.Bind) testClause.patterns.last().term();
+      var testPat = (Pattern.Bind) testClause.patterns.getLast().term();
       var testTy = assertInstanceOf(DataCall.class, testPat.type().get());
       assertNotNull(testTy);
       // ys : Vec A m
-      var lastArg = testTy.args().last().term();
+      var lastArg = testTy.args().getLast().term();
       assertFalse(lastArg instanceof MetaPatTerm);
     }));
   }