X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.scl.compiler%2Fsrc%2Forg%2Fsimantics%2Fscl%2Fcompiler%2Felaboration%2Fexpressions%2FEAsPattern.java;h=62cea76d8fbcfc8e7d8b3591f1d529fc7c0e010b;hp=53bfca3506bf163454d28b344a5587ba09733ca1;hb=862c09c9608329f326404342d12da61792eece2c;hpb=3448b94a8e90047c88eb62a0542c1596acb701b8

diff --git a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EAsPattern.java b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EAsPattern.java
index 53bfca350..62cea76d8 100644
--- a/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EAsPattern.java
+++ b/bundles/org.simantics.scl.compiler/src/org/simantics/scl/compiler/elaboration/expressions/EAsPattern.java
@@ -1,165 +1,165 @@
-package org.simantics.scl.compiler.elaboration.expressions;
-
-import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
-import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
-import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;
-import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
-import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
-import org.simantics.scl.compiler.environment.Environment;
-import org.simantics.scl.compiler.errors.Locations;
-import org.simantics.scl.compiler.internal.codegen.references.IVal;
-import org.simantics.scl.compiler.internal.codegen.writer.CodeWriter;
-import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;
-import org.simantics.scl.compiler.types.Type;
-import org.simantics.scl.compiler.types.exceptions.MatchException;
-
-import gnu.trove.map.hash.TObjectIntHashMap;
-import gnu.trove.set.hash.THashSet;
-import gnu.trove.set.hash.TIntHashSet;
-
-public class EAsPattern extends Expression {
-
-    Variable var;
-    EVar eVar;
-    Expression pattern;
-
-    public EAsPattern(EVar eVar, Expression pattern) {
-        this.eVar = eVar;
-        this.pattern = pattern;
-    }
-    
-    public EAsPattern(Variable var, Expression pattern) {
-        this.var = var;
-        this.pattern = pattern;
-    }
-    
-    public Variable getVariable() {
-        return var;
-    }
-    
-    public Expression getPattern() {
-        return pattern;
-    }
-
-    @Override
-    public void collectRefs(TObjectIntHashMap<Object> allRefs,
-            TIntHashSet refs) {
-        pattern.collectRefs(allRefs, refs);
-    }
-
-    @Override
-    public void collectVars(TObjectIntHashMap<Variable> allVars,
-            TIntHashSet vars) {
-        int id = allVars.get(var);
-        if(id >= 0)
-            vars.add(id);
-        pattern.collectVars(allVars, vars);
-    }
-
-    @Override
-    public void collectFreeVariables(THashSet<Variable> vars) {
-        throw new InternalCompilerError(location, "Cannot collect free variables for a pattern.");
-    }
-    
-    @Override
-    public void removeFreeVariables(THashSet<Variable> vars) {
-        vars.remove(var);
-        pattern.removeFreeVariables(vars);
-    }
-    
-    @Override
-    public Expression simplify(SimplificationContext context) {
-        pattern = pattern.simplify(context);
-        return this;
-    }
-
-    @Override
-    public Expression resolve(TranslationContext context) {
-        context.getErrorLog().log(location, "As binding (@) can be used only in patterns.");
-        return this;
-    }
-    
-    @Override
-    public Expression resolveAsPattern(TranslationContext context) {
-        var = context.newVariable(eVar.name);
-        pattern = pattern.resolveAsPattern(context);
-        return this;
-    }
-    
-    @Override
-    protected void updateType() throws MatchException {
-        setType(pattern.getType());
-    }
-
-    @Override
-    public IVal toVal(Environment env, CodeWriter w) {
-        throw new InternalCompilerError("EAsPattern allowed only in patterns.");
-    }
-    
-    @Override
-    public Expression inferType(TypingContext context) {
-        pattern = pattern.inferType(context);
-        var.setType(pattern.getType());
-        return this;
-    }
-    
-    @Override
-    public Expression checkBasicType(TypingContext context, Type requiredType) {
-        pattern = pattern.checkBasicType(context, requiredType);
-        var.setType(pattern.getType());
-        return this;
-    }
-
-    @Override
-    public Expression decorate(ExpressionDecorator decorator) {
-        pattern = pattern.decorate(decorator);
-        return decorator.decorate(this);
-    }
-    
-    @Override
-    public Expression replace(ReplaceContext context) {
-        if(!context.inPattern) 
-            throw new IllegalStateException();
-        
-        Variable newVariable = new Variable(var.name);
-        newVariable.setType(var.getType().replace(context.tvarMap));
-        context.varMap.put(var, new EVariable(newVariable));
-        
-        EAsPattern result = new EAsPattern(eVar, pattern.replace(context));
-        result.var = newVariable;
-        
-        return result;
-    }
-
-    @Override
-    public void collectEffects(THashSet<Type> effects) {
-        pattern.collectEffects(effects);
-    }
-    
-    @Override
-    public void setLocationDeep(long loc) {
-        if(location == Locations.NO_LOCATION) {
-            location = loc;
-            pattern.setLocationDeep(loc);
-            if(eVar != null)
-                eVar.setLocationDeep(loc);
-        }
-    }
-    
-    @Override
-    public void accept(ExpressionVisitor visitor) {
-        visitor.visit(this);
-    }
-
-    @Override
-    public void forVariables(VariableProcedure procedure) {
-        procedure.execute(eVar.location, var);
-        pattern.forVariables(procedure);
-    }
-    
-    @Override
-    public Expression accept(ExpressionTransformer transformer) {
-        return transformer.transform(this);
-    }
-
-}
+package org.simantics.scl.compiler.elaboration.expressions;
+
+import org.simantics.scl.compiler.common.exceptions.InternalCompilerError;
+import org.simantics.scl.compiler.compilation.CompilationContext;
+import org.simantics.scl.compiler.elaboration.contexts.ReplaceContext;
+import org.simantics.scl.compiler.elaboration.contexts.SimplificationContext;
+import org.simantics.scl.compiler.elaboration.contexts.TranslationContext;
+import org.simantics.scl.compiler.elaboration.contexts.TypingContext;
+import org.simantics.scl.compiler.errors.Locations;
+import org.simantics.scl.compiler.internal.codegen.references.IVal;
+import org.simantics.scl.compiler.internal.codegen.writer.CodeWriter;
+import org.simantics.scl.compiler.internal.elaboration.utils.ExpressionDecorator;
+import org.simantics.scl.compiler.types.Type;
+import org.simantics.scl.compiler.types.exceptions.MatchException;
+
+import gnu.trove.map.hash.TObjectIntHashMap;
+import gnu.trove.set.hash.THashSet;
+import gnu.trove.set.hash.TIntHashSet;
+
+public class EAsPattern extends Expression {
+
+    Variable var;
+    EVar eVar;
+    Expression pattern;
+
+    public EAsPattern(EVar eVar, Expression pattern) {
+        this.eVar = eVar;
+        this.pattern = pattern;
+    }
+    
+    public EAsPattern(Variable var, Expression pattern) {
+        this.var = var;
+        this.pattern = pattern;
+    }
+    
+    public Variable getVariable() {
+        return var;
+    }
+    
+    public Expression getPattern() {
+        return pattern;
+    }
+
+    @Override
+    public void collectRefs(TObjectIntHashMap<Object> allRefs,
+            TIntHashSet refs) {
+        pattern.collectRefs(allRefs, refs);
+    }
+
+    @Override
+    public void collectVars(TObjectIntHashMap<Variable> allVars,
+            TIntHashSet vars) {
+        int id = allVars.get(var);
+        if(id >= 0)
+            vars.add(id);
+        pattern.collectVars(allVars, vars);
+    }
+
+    @Override
+    public void collectFreeVariables(THashSet<Variable> vars) {
+        throw new InternalCompilerError(location, "Cannot collect free variables for a pattern.");
+    }
+    
+    @Override
+    public void removeFreeVariables(THashSet<Variable> vars) {
+        vars.remove(var);
+        pattern.removeFreeVariables(vars);
+    }
+    
+    @Override
+    public Expression simplify(SimplificationContext context) {
+        pattern = pattern.simplify(context);
+        return this;
+    }
+
+    @Override
+    public Expression resolve(TranslationContext context) {
+        context.getErrorLog().log(location, "As binding (@) can be used only in patterns.");
+        return this;
+    }
+    
+    @Override
+    public Expression resolveAsPattern(TranslationContext context) {
+        var = context.newVariable(eVar.name);
+        pattern = pattern.resolveAsPattern(context);
+        return this;
+    }
+    
+    @Override
+    protected void updateType() throws MatchException {
+        setType(pattern.getType());
+    }
+
+    @Override
+    public IVal toVal(CompilationContext context, CodeWriter w) {
+        throw new InternalCompilerError("EAsPattern allowed only in patterns.");
+    }
+    
+    @Override
+    public Expression inferType(TypingContext context) {
+        pattern = pattern.inferType(context);
+        var.setType(pattern.getType());
+        return this;
+    }
+    
+    @Override
+    public Expression checkBasicType(TypingContext context, Type requiredType) {
+        pattern = pattern.checkBasicType(context, requiredType);
+        var.setType(pattern.getType());
+        return this;
+    }
+
+    @Override
+    public Expression decorate(ExpressionDecorator decorator) {
+        pattern = pattern.decorate(decorator);
+        return decorator.decorate(this);
+    }
+    
+    @Override
+    public Expression replace(ReplaceContext context) {
+        if(!context.inPattern) 
+            throw new IllegalStateException();
+        
+        Variable newVariable = new Variable(var.name);
+        newVariable.setType(var.getType().replace(context.tvarMap));
+        context.varMap.put(var, new EVariable(newVariable));
+        
+        EAsPattern result = new EAsPattern(eVar, pattern.replace(context));
+        result.var = newVariable;
+        
+        return result;
+    }
+
+    @Override
+    public void collectEffects(THashSet<Type> effects) {
+        pattern.collectEffects(effects);
+    }
+    
+    @Override
+    public void setLocationDeep(long loc) {
+        if(location == Locations.NO_LOCATION) {
+            location = loc;
+            pattern.setLocationDeep(loc);
+            if(eVar != null)
+                eVar.setLocationDeep(loc);
+        }
+    }
+    
+    @Override
+    public void accept(ExpressionVisitor visitor) {
+        visitor.visit(this);
+    }
+
+    @Override
+    public void forVariables(VariableProcedure procedure) {
+        procedure.execute(eVar.location, var);
+        pattern.forVariables(procedure);
+    }
+    
+    @Override
+    public Expression accept(ExpressionTransformer transformer) {
+        return transformer.transform(this);
+    }
+
+}