remove Value class, add NewExpression and separate out Any classes

langserver/java/anys.js

@@ -0,0 +1,57 @@
+const { JavaType, Method } = require('java-mti');
+const { Expression } = require('./expressiontypes/Expression');
+
+/**
+ * AnyType is a special type that's used to fill in types that are missing.
+ * To prevent cascading errors, AnyType should be fully assign/cast/type-compatible
+ * with any other type
+ */
+class AnyType extends JavaType {
+    /**
+     *
+     * @param {String} label
+     */
+    constructor(label) {
+        super("class", [], '');
+        super.simpleTypeName = label || '<unknown type>';
+    }
+
+    static Instance = new AnyType('');
+
+    get rawTypeSignature() {
+        return 'U';
+    }
+
+    get typeSignature() {
+        return 'U';
+    }
+}
+
+class AnyMethod extends Method {
+    /**
+     * @param {string} name 
+     */
+    constructor(name) {
+        super(null, name, [], '');
+    }
+
+    get returnType() {
+        return AnyType.Instance;
+    }
+}
+
+class AnyValue extends Expression {
+    /**
+     *
+     * @param {String} label
+     */
+    constructor(label) {
+        super();
+        this.label = label;
+        this.type = AnyType.Instance;
+    }
+}
+
+exports.AnyMethod = AnyMethod;
+exports.AnyType = AnyType;
+exports.AnyValue = AnyValue;

langserver/java/body-parser3.js

@@ -4,7 +4,7 @@
  * 
  * Each token also contains detailed state information used for completion suggestions.
  */
-const { JavaType, CEIType, PrimitiveType, ArrayType, UnresolvedType, NullType, TypeVariable, Field, Method } = require('java-mti');
+const { JavaType, CEIType, PrimitiveType, ArrayType, UnresolvedType, TypeVariable, Field, Method } = require('java-mti');
 const { SourceType, SourceTypeIdent, SourceField, SourceMethod, SourceConstructor, SourceInitialiser, SourceParameter, SourceAnnotation,
     SourceUnit, SourcePackage, SourceImport } = require('./source-types2');
 const ResolvedImport = require('./parsetypes/resolved-import');
@@ -13,7 +13,8 @@ const { tokenize, Token } = require('./tokenizer');
 const { resolveTypeOrPackage, resolveNextTypeOrPackage } = require('./type-resolver');
 const { genericTypeArgs, typeIdent, typeIdentList } = require('./typeident');
 const { TokenList } = require("./TokenList");
-const { AnyMethod, AnyType, AnyValue, Label, Local, MethodDeclarations, ResolvedIdent, Value, } = require("./body-types");
+const { AnyMethod, AnyType, AnyValue } = require("./anys");
+const { Label, Local, MethodDeclarations, ResolvedIdent } = require("./body-types");
 const { resolveImports, resolveSingleImport } = require('../java/import-resolver');
 
 const { ArrayIndexExpression } = require("./expressiontypes/ArrayIndexExpression");
@@ -26,11 +27,13 @@ const { IncDecExpression } = require("./expressiontypes/IncDecExpression");
 const { LambdaExpression } = require("./expressiontypes/LambdaExpression");
 const { MemberExpression } = require("./expressiontypes/MemberExpression");
 const { MethodCallExpression } = require("./expressiontypes/MethodCallExpression");
+const { NewArray, NewObject } = require("./expressiontypes/NewExpression");
 const { TernaryOpExpression } = require("./expressiontypes/TernaryOpExpression");
 const { ThisMemberExpression } = require("./expressiontypes/ThisMemberExpression");
 
 const { BooleanLiteral } = require('./expressiontypes/literals/Boolean');
 const { CharacterLiteral } = require('./expressiontypes/literals/Character');
+const { InstanceLiteral } = require('./expressiontypes/literals/Instance');
 const { NumberLiteral } = require('./expressiontypes/literals/Number');
 const { NullLiteral } = require('./expressiontypes/literals/Null');
 const { StringLiteral } = require('./expressiontypes/literals/String');
@@ -1533,11 +1536,8 @@ function rootTerm(tokens, mdecls, scope, imports, typemap) {
         case 'object-literal':
             // this, super or null
             const scoped_type = scope instanceof SourceType ? scope : scope.owner;
-            if (tokens.current.value === 'this') {
-                matches = new ResolvedIdent(tokens.current.value, [new Value(tokens.current.value, scoped_type)]);
-            } else if (tokens.current.value === 'super') {
-                const supertype = scoped_type.supers.find(s => s.typeKind === 'class') || typemap.get('java/lang/Object');
-                matches = new ResolvedIdent(tokens.current.value, [new Value(tokens.current.value, supertype)]);
+            if (tokens.current.value === 'this' || tokens.current.value === 'super') {
+                matches = new ResolvedIdent(tokens.current.value, [new InstanceLiteral(tokens.current, scoped_type)]);
             } else {
                 matches = new ResolvedIdent(tokens.current.value, [new NullLiteral(tokens.current)]);
             }
@@ -1606,13 +1606,9 @@ function rootTerm(tokens, mdecls, scope, imports, typemap) {
  */
 function newTerm(tokens, mdecls, scope, imports, typemap) {
     tokens.expectValue('new');
-    const type_start_token = tokens.idx;
     const { resolved: ctr_type } = typeIdent(tokens, scope, imports, typemap, {no_array_qualifiers:true, type_vars:[]});
-    if (ctr_type instanceof AnyType) {
-        const toks = tokens.tokens.slice(type_start_token, tokens.idx);
-        addproblem(tokens, ParseProblem.Error(toks, `Unresolved type: '${toks.map(t => t.source).join('')}'`));
-    }
     let match = new ResolvedIdent(`new ${ctr_type.simpleTypeName}`, [], [], [ctr_type]);
+    let ctr_args = [], type_body = null;
     switch(tokens.current.value) {
         case '[':
             match = arrayQualifiers(match, tokens, mdecls, scope, imports, typemap);
@@ -1621,36 +1617,24 @@ function newTerm(tokens, mdecls, scope, imports, typemap) {
                 // array init
                 rootTerm(tokens, mdecls, scope, imports, typemap);
             }
-            return new ResolvedIdent(match.source, [new Value(match.source, match.types[0])]);
+            return new ResolvedIdent(match.source, [new NewArray(ctr_type, match)]);
         case '(':
-            match = methodCallQualifier(match, tokens, mdecls, scope, imports, typemap);
+            tokens.inc();
+            if (!tokens.isValue(')')) {
+                ctr_args = expressionList(tokens, mdecls, scope, imports, typemap);
+                tokens.expectValue(')');
+            }
             // @ts-ignore
             if (tokens.current.value === '{') {
-                // final types cannot be inherited
-                if (ctr_type.modifiers.includes('final') ) {
-                    addproblem(tokens, ParseProblem.Error(tokens.current, `Type '${ctr_type.fullyDottedTypeName}' is declared final and cannot be inherited from.`));
-                }
                 // anonymous type - just skip for now
-                for (let balance = 0;;) {
-                    if (tokens.isValue('{')) {
-                        balance++;
-                    } else if (tokens.isValue('}')) {
-                        if (--balance === 0) {
+                type_body = skipBody(tokens);
+            }
+            break;
+        default:
+            addproblem(tokens, ParseProblem.Error(tokens.current, 'Constructor expression expected'));
             break;
     }
-                    } else tokens.inc();
-                }
-            } else {
-                // abstract and interface types must have a type body
-                if (ctr_type.typeKind === 'interface' || ctr_type.modifiers.includes('abstract') ) {
-                    addproblem(tokens, ParseProblem.Error(tokens.current, `Type '${ctr_type.fullyDottedTypeName}' is abstract and cannot be instantiated without a body`));
-                }
-            }
-            return match;
-    }
-
-    addproblem(tokens, ParseProblem.Error(tokens.current, 'Constructor expression expected'));
-    return new ResolvedIdent(match.source, [new Value(match.source, ctr_type)]);
+    return new ResolvedIdent(match.source, [new NewObject(ctr_type, ctr_args, type_body)]);
 }
 
 /**

langserver/java/body-types.js

@@ -1,10 +1,13 @@
+/**
+ * @typedef {import('./expressiontypes/Expression').Expression} Expression
+ */
 const { JavaType, ArrayType, Method, Parameter, Field } = require('java-mti');
 const { Token } = require('./tokenizer');
 
 class ResolvedIdent {
     /**
      * @param {string} ident
-     * @param {(Local|Parameter|Field|ArrayElement|ValueBase)[]} variables
+     * @param {(Local|Parameter|Field|Expression)[]} variables
      * @param {Method[]} methods
      * @param {JavaType[]} types
      * @param {string} package_name
@@ -20,45 +23,6 @@ class ResolvedIdent {
     }
 }
 
-/**
- * AnyType is a special type that's used to fill in types that are missing.
- * To prevent cascading errors, AnyType should be fully assign/cast/type-compatible
- * with any other type
- */
-class AnyType extends JavaType {
-    /**
-     *
-     * @param {String} label
-     */
-    constructor(label) {
-        super("class", [], '');
-        super.simpleTypeName = label || '<unknown type>';
-    }
-
-    static Instance = new AnyType('');
-
-    get rawTypeSignature() {
-        return 'U';
-    }
-
-    get typeSignature() {
-        return 'U';
-    }
-}
-
-class AnyMethod extends Method {
-    /**
-     * @param {string} name 
-     */
-    constructor(name) {
-        super(null, name, [], '');
-    }
-
-    get returnType() {
-        return AnyType.Instance;
-    }
-}
-
 class Local {
     /**
      * @param {Token[]} modifiers 
@@ -115,91 +79,7 @@ class MethodDeclarations {
     }
 }
 
-class ArrayElement {
-    /**
-     * 
-     * @param {Local|Parameter|Field|ArrayElement|Value} array_variable 
-     * @param {ResolvedIdent} index 
-     */
-    constructor(array_variable, index) {
-        this.array_variable = array_variable;
-        this.index = index;
-        if (!(this.array_variable.type instanceof ArrayType)) {
-            throw new Error('Array element cannot be created from non-array type');
-        }
-        this.name = `${array_variable.name}[${index.source}]`;
-        /** @type {JavaType} */
-        this.type = this.array_variable.type.elementType;
-    }
-}
-
-class ValueBase {}
-
-class Value extends ValueBase {
-    /**
-     * @param {string} name 
-     * @param {JavaType} type 
-     */
-    constructor(name, type) {
-        super();
-        this.name = name;
-        this.type = type;
-    }
-}
-
-class AnyValue extends Value {
-    constructor(name) {
-        super(name, AnyType.Instance);
-    }
-}
-
-class MethodCall extends Value {
-    /**
-     * @param {string} name 
-     * @param {ResolvedIdent} instance
-     * @param {Method} method 
-     */
-    constructor(name, instance, method) {
-        super(name, method.returnType);
-        this.instance = instance;
-        this.method = method;
-    }
-}
-
-class ConstructorCall extends Value {
-    /**
-     * @param {string} name 
-     * @param {JavaType} type
-     */
-    constructor(name, type) {
-        super(name, type);
-    }
-}
-
-class TernaryValue extends Value {
-    /**
-     * @param {string} name 
-     * @param {JavaType} true_type
-     * @param {Token} colon
-     * @param {Value} false_value
-     */
-    constructor(name, true_type, colon, false_value) {
-        super(name, true_type);
-        this.colon = colon;
-        this.falseValue = false_value;
-    }
-}
-
-exports.AnyMethod = AnyMethod;
-exports.AnyType = AnyType;
-exports.AnyValue = AnyValue;
-exports.ArrayElement = ArrayElement;
-exports.ConstructorCall = ConstructorCall;
 exports.Label = Label;
 exports.Local = Local;
-exports.MethodCall = MethodCall;
 exports.MethodDeclarations = MethodDeclarations;
 exports.ResolvedIdent = ResolvedIdent;
-exports.TernaryValue = TernaryValue;
-exports.Value = Value;
-exports.ValueBase = ValueBase;

langserver/java/expressiontypes/Expression.js

@@ -1,6 +1,5 @@
-const { ValueBase } = require("../body-types");
 
-class Expression extends ValueBase {
+class Expression {
 }
 
 exports.Expression = Expression;

langserver/java/expressiontypes/NewExpression.js

@@ -0,0 +1,35 @@
+/**
+ * @typedef {import('../tokenizer').Token} Token
+ * @typedef {import('../body-types').ResolvedIdent} ResolvedIdent
+ * @typedef {import('java-mti').JavaType} JavaType
+ */
+const { Expression } = require("./Expression");
+
+class NewArray extends Expression {
+    /**
+     * @param {JavaType} element_type
+     * @param {ResolvedIdent} dimensions
+     */
+    constructor(element_type, dimensions) {
+        super();
+        this.element_type = element_type;
+        this.dimensions = dimensions;
+    }
+}
+
+class NewObject extends Expression {
+    /**
+     * @param {JavaType} object_type
+     * @param {ResolvedIdent[]} ctr_args
+     * @param {Token[]} type_body
+     */
+    constructor(object_type, ctr_args, type_body) {
+        super();
+        this.element_type = object_type;
+        this.ctr_args = ctr_args;
+        this.type_body = type_body;
+    }
+}
+
+exports.NewArray = NewArray;
+exports.NewObject = NewObject;

langserver/java/expressiontypes/literals/Instance.js

@@ -0,0 +1,19 @@
+/**
+ * @typedef {import('../../tokenizer').Token} Token
+ * @typedef {import('java-mti').CEIType} CEIType
+ */
+const { LiteralValue } = require('./LiteralValue');
+
+class InstanceLiteral extends LiteralValue {
+    /**
+     * 
+     * @param {Token} token 'this' or 'super' token
+     * @param {CEIType} scoped_type 
+     */
+    constructor(token, scoped_type) {
+        super(token);
+        this.scoped_type = scoped_type;
+    }
+}
+
+exports.InstanceLiteral = InstanceLiteral;

langserver/java/typeident.js

@@ -3,7 +3,7 @@ const { SourceTypeIdent, SourceMethod, SourceConstructor, SourceInitialiser } =
 const ResolvedImport = require('./parsetypes/resolved-import');
 const { resolveTypeOrPackage, resolveNextTypeOrPackage } = require('./type-resolver');
 const { Token } = require('./tokenizer');
-const { AnyType } = require("./body-types");
+const { AnyType } = require("./anys");
 
 /**
  * @typedef {SourceMethod|SourceConstructor|SourceInitialiser} SourceMC

langserver/java/validation/bad-extends.js

@@ -1,6 +1,6 @@
 const { SourceType } = require('../source-type');
 const ParseProblem = require('../parsetypes/parse-problem');
-const { AnyType } = require('../body-types');
+const { AnyType } = require('../anys');
 
 /**
  * @param {SourceType} source_type 

langserver/java/validation/bad-implements.js

@@ -1,6 +1,6 @@
 const ParseProblem = require('../parsetypes/parse-problem');
 const {SourceType} = require('../source-type');
-const { AnyType } = require('../body-types');
+const { AnyType } = require('../anys');
 const { UnresolvedType } = require('java-mti');
 
 /**