New type class MonadE and corresponding monad syntax with edo keyword

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / internal / parsing / parser / SCLParserImpl.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/parser/SCLParserImpl.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/parser/SCLParserImpl.java
index bda298bd661afd593eb59fc5766f9a6b72ba46da..a29368c2af31c33457ba3482cb110aa48fd84c90 100644 (file)
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/parser/SCLParserImpl.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/parsing/parser/SCLParserImpl.java
@@ -57,6 +57,7 @@ import org.simantics.scl.compiler.elaboration.expressions.accessor.FieldAccessor
 import org.simantics.scl.compiler.elaboration.expressions.accessor.IdAccessor;
 import org.simantics.scl.compiler.elaboration.expressions.accessor.StringAccessor;
 import org.simantics.scl.compiler.elaboration.expressions.block.BindStatement;
+import org.simantics.scl.compiler.elaboration.expressions.block.BlockType;
 import org.simantics.scl.compiler.elaboration.expressions.block.CHRStatement;
 import org.simantics.scl.compiler.elaboration.expressions.block.ConstraintStatement;
 import org.simantics.scl.compiler.elaboration.expressions.block.GuardStatement;
@@ -761,7 +762,14 @@ public class SCLParserImpl extends SCLParser {
     protected Object reduceDo() {
         EBlock block = (EBlock)get(1);
         Token doToken = (Token)get(0);
-        block.setMonadic( doToken.text.equals("mdo") );
+        switch(doToken.text) {
+        case "mdo":
+            block.setBlockType(BlockType.Monad);
+            break;
+        case "edo":
+            block.setBlockType(BlockType.MonadE);
+            break;
+        }
         block.location = Locations.location(Locations.beginOf(doToken.location), Locations.endOf(block.location));
         return block;
     }