-package org.simantics.scl.compiler.elaboration.expressions.block;\r
-\r
-import org.simantics.scl.compiler.elaboration.contexts.EnvironmentalContext;\r
-import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;\r
-import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;\r
-import org.simantics.scl.compiler.elaboration.expressions.Case;\r
-import org.simantics.scl.compiler.elaboration.expressions.EMatch;\r
-import org.simantics.scl.compiler.elaboration.expressions.ESimpleLet;\r
-import org.simantics.scl.compiler.elaboration.expressions.EVariable;\r
-import org.simantics.scl.compiler.elaboration.expressions.Expression;\r
-import org.simantics.scl.compiler.errors.Locations;\r
-\r
-public class LetStatement extends Statement {\r
- public Expression pattern;\r
- public Expression value;\r
- \r
- public LetStatement(Expression pattern, Expression value) {\r
- this.pattern = pattern;\r
- this.value = value;\r
- }\r
-\r
- @Override\r
- public Expression toExpression(EnvironmentalContext context, boolean monadic, Expression in) {\r
- if(pattern instanceof EVariable)\r
- return new ESimpleLet(((EVariable)pattern).getVariable(), value, in);\r
- else\r
- //return new EPreLet(Arrays.asList(this), in);\r
- return new EMatch(location, new Expression[] {value}, new Case[] {new Case(pattern, in)});\r
- }\r
- \r
- @Override\r
- public void setLocationDeep(long loc) {\r
- if(location == Locations.NO_LOCATION) {\r
- location = loc;\r
- pattern.setLocationDeep(loc);\r
- value.setLocationDeep(loc);\r
- }\r
- }\r
- \r
- @Override\r
- public void resolvePattern(TranslationContext context) {\r
- pattern = pattern.resolveAsPattern(context);\r
- }\r
- \r
- @Override\r
- public boolean mayBeRecursive() {\r
- return pattern.isFunctionDefinitionLhs();\r
- }\r
- \r
- @Override\r
- public Statement replace(ReplaceContext context) {\r
- return new LetStatement(pattern.replaceInPattern(context), value.replace(context));\r
- }\r
- \r
- @Override\r
- public void accept(StatementVisitor visitor) {\r
- visitor.visit(this);\r
- }\r
-\r
- @Override\r
- public StatementGroup getStatementGroup() {\r
- if(pattern.isFunctionPattern())\r
- return StatementGroup.LetFunction;\r
- else\r
- return null;\r
- }\r
+package org.simantics.scl.compiler.elaboration.expressions.block;
+
+import org.simantics.scl.compiler.elaboration.contexts.EnvironmentalContext;
+import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
+import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
+import org.simantics.scl.compiler.elaboration.expressions.Case;
+import org.simantics.scl.compiler.elaboration.expressions.EMatch;
+import org.simantics.scl.compiler.elaboration.expressions.ESimpleLet;
+import org.simantics.scl.compiler.elaboration.expressions.EVariable;
+import org.simantics.scl.compiler.elaboration.expressions.Expression;
+import org.simantics.scl.compiler.errors.Locations;
+
+public class LetStatement extends Statement {
+ public Expression pattern;
+ public Expression value;
+
+ public LetStatement(Expression pattern, Expression value) {
+ this.pattern = pattern;
+ this.value = value;
+ }
+
+ @Override
+ public Expression toExpression(EnvironmentalContext context, boolean monadic, Expression in) {
+ if(pattern instanceof EVariable)
+ return new ESimpleLet(((EVariable)pattern).getVariable(), value, in);
+ else
+ //return new EPreLet(Arrays.asList(this), in);
+ return new EMatch(location, new Expression[] {value}, new Case[] {new Case(pattern, in)});
+ }
+
+ @Override
+ public void setLocationDeep(long loc) {
+ if(location == Locations.NO_LOCATION) {
+ location = loc;
+ pattern.setLocationDeep(loc);
+ value.setLocationDeep(loc);
+ }
+ }
+
+ @Override
+ public void resolvePattern(TranslationContext context) {
+ pattern = pattern.resolveAsPattern(context);
+ }
+
+ @Override
+ public boolean mayBeRecursive() {
+ return pattern.isFunctionDefinitionLhs();
+ }
+
+ @Override
+ public Statement replace(ReplaceContext context) {
+ return new LetStatement(pattern.replaceInPattern(context), value.replace(context));
+ }
+
+ @Override
+ public void accept(StatementVisitor visitor) {
+ visitor.visit(this);
+ }
+
+ @Override
+ public StatementGroup getStatementGroup() {
+ if(pattern.isFunctionPattern())
+ return StatementGroup.LetFunction;
+ else
+ return null;
+ }