Merged changes from feature/scl to master.

[simantics/platform.git] / bundles / org.simantics.scl.compiler / src / org / simantics / scl / compiler / internal / elaboration / matching2 / Row2.java

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/elaboration/matching2/Row2.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/elaboration/matching2/Row2.java
new file mode 100644 (file)
index 0000000..2040f50
--- /dev/null
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/internal/elaboration/matching2/Row2.java
@@ -0,0 +1,34 @@
+package org.simantics.scl.compiler.internal.elaboration.matching2;\r
+\r
+\r
+import java.util.Arrays;\r
+\r
+import org.simantics.scl.compiler.elaboration.expressions.Expression;\r
+import org.simantics.scl.compiler.internal.codegen.continuations.ICont;\r
+\r
+public class Row2 {\r
+    Expression[] patterns;\r
+    ICont continuation;\r
+    \r
+    public Row2(Expression[] patterns,ICont continuation) {\r
+        this.patterns = patterns;\r
+        this.continuation = continuation;\r
+    }\r
+    \r
+    public Row2 replace(int columnToReplace, Expression[] substitution) {\r
+        Expression[] newPatterns = new Expression[patterns.length-1+substitution.length];\r
+        int j=0;\r
+        for(int i=0;i<columnToReplace;++i)\r
+            newPatterns[j++] = patterns[i];\r
+        for(int i=0;i<substitution.length;++i)\r
+            newPatterns[j++] = substitution[i];\r
+        for(int i=columnToReplace+1;i<patterns.length;++i)\r
+            newPatterns[j++] = patterns[i];\r
+        return new Row2(newPatterns, continuation);\r
+    }\r
+    \r
+    @Override\r
+    public String toString() {\r
+        return Arrays.toString(patterns);\r
+    }\r
+}\r