Examples with Ide net.jangaroo.jooc.ast.Ide used on opensource projects

Example 1 with Ide

use of net.jangaroo.jooc.ast.Ide in project jangaroo-tools by CoreMedia.

the class DeclarationScope method declareIde.

@Override
public IdeDeclaration declareIde(IdeDeclaration decl) {
    final Ide ide = decl.getIde();
    final String name = ide.getName();
    if (importsByName.containsKey(name)) {
        throw new CompilerError(ide.getSymbol(), "attempt to redefine an imported identifier " + name);
    }
    if (AUX_VAR_NAME_PATTERN.matcher(name).matches()) {
        DeclarationScope packageDeclarationScope = getPackageDeclarationScope();
        if (packageDeclarationScope != null && packageDeclarationScope != this) {
            // also declare local auxiliary vars in package scope to reserve them so they are not used for package names:
            new VariableDeclaration(null, new Ide(name), null).scope(packageDeclarationScope);
        }
    }
    return ides.put(name, decl);
}

Example 2 with Ide

use of net.jangaroo.jooc.ast.Ide in project jangaroo-tools by CoreMedia.

the class JsCodeGenerator method generateSuperConstructorCallCode.

private void generateSuperConstructorCallCode(ClassDeclaration classDeclaration, ParenthesizedExpr<CommaSeparatedList<Expr>> args) throws IOException {
    String superClassQName = classDeclaration.getSuperTypeDeclaration().getQualifiedNameStr();
    if ("Error".equals(superClassQName)) {
        // built-in Error constructor called as function unfortunately always creates a new Error object, so we have to use emulation provided by Jangaroo Runtime:
        out.write("joo.Error");
    } else {
        Ide superClassIde = classDeclaration.getSuperType().getIde();
        out.writeSymbolWhitespace(superClassIde.getSymbol());
        IdeDeclaration superClassDeclaration = superClassIde.getDeclaration();
        String packageName = superClassDeclaration.getPackageDeclaration().getQualifiedNameStr();
        String qName = superClassDeclaration.getName();
        if (packageName.length() > 0) {
            String packageAuxVar = compilationUnit.getAuxVarForPackage(packageName);
            qName = CompilerUtils.qName(packageAuxVar, qName);
        }
        out.write(qName);
    }
    out.writeToken(".call");
    if (args == null) {
        out.writeToken("(this)");
    } else {
        out.writeSymbol(args.getLParen());
        out.writeToken("this");
        CommaSeparatedList<Expr> arguments = args.getExpr();
        if (arguments != null) {
            if (arguments.getHead() != null) {
                out.writeToken(",");
            }
            arguments.visit(this);
        }
        out.writeSymbol(args.getRParen());
    }
}

Example 3 with Ide

use of net.jangaroo.jooc.ast.Ide in project jangaroo-tools by CoreMedia.

the class JsCodeGenerator method visitCatch.

@Override
public void visitCatch(Catch aCatch) throws IOException {
    List<Catch> catches = aCatch.getParentTryStatement().getCatches();
    Catch firstCatch = catches.get(0);
    boolean isFirst = aCatch.equals(firstCatch);
    boolean isLast = aCatch.equals(catches.get(catches.size() - 1));
    TypeRelation typeRelation = aCatch.getParam().getOptTypeRelation();
    boolean hasCondition = aCatch.hasCondition();
    if (!hasCondition && !isLast) {
        throw Jooc.error(aCatch.getRParen(), "Only last catch clause may be untyped.");
    }
    final JooSymbol errorVar = firstCatch.getParam().getIde().getIde();
    final JooSymbol localErrorVar = aCatch.getParam().getIde().getIde();
    // in the following, always take care to write whitespace only once!
    out.writeSymbolWhitespace(aCatch.getSymKeyword());
    if (isFirst) {
        // "catch"
        out.writeSymbolToken(aCatch.getSymKeyword());
        // "(localErrorVar)":
        out.writeSymbol(aCatch.getLParen(), !hasCondition);
        out.writeSymbol(errorVar, !hasCondition);
        if (!hasCondition && typeRelation != null) {
            // can only be ": *", add as comment:
            typeRelation.visit(this);
        }
        out.writeSymbol(aCatch.getRParen(), !hasCondition);
        if (hasCondition || !isLast) {
            // a catch block always needs a brace, so generate one for conditions:
            out.writeToken("{");
        }
    } else {
        // transform catch(ide:Type){...} into else if is(e,Type)){var ide=e;...}
        out.writeToken("else");
    }
    if (hasCondition) {
        out.writeToken("if(is");
        out.writeSymbol(aCatch.getLParen());
        out.writeSymbolWhitespace(localErrorVar);
        out.writeSymbolToken(errorVar);
        out.writeSymbolWhitespace(typeRelation.getSymRelation());
        out.writeToken(",");
        Ide typeIde = typeRelation.getType().getIde();
        out.writeSymbolWhitespace(typeIde.getIde());
        out.writeToken(typeIde.getDeclaration().getQualifiedNameStr());
        out.writeSymbol(aCatch.getRParen());
        out.writeToken(")");
    }
    if (!localErrorVar.getText().equals(errorVar.getText())) {
        aCatch.getBlock().addBlockStartCodeGenerator(new VarCodeGenerator(localErrorVar, errorVar));
    }
    aCatch.getBlock().visit(this);
    if (isLast) {
        if (hasCondition) {
            out.writeToken("else throw");
            out.writeSymbolToken(errorVar);
            out.writeToken(";");
        }
        if (!(isFirst && !hasCondition)) {
            // last catch clause closes the JS catch block:
            out.writeToken("}");
        }
    }
}

Example 4 with Ide

use of net.jangaroo.jooc.ast.Ide in project jangaroo-tools by CoreMedia.

the class JsCodeGenerator method visitForInStatement.

@Override
public void visitForInStatement(final ForInStatement forInStatement) throws IOException {
    final Ide exprAuxIde = forInStatement.getExprAuxIde();
    IdeDeclaration exprType = forInStatement.getExpr().getType();
    String exprTypeName = exprType != null ? exprType.getQualifiedNameStr() : "";
    boolean iterateArrayMode = "Array".equals(exprTypeName) || "Vector$object".equals(exprTypeName);
    if (exprAuxIde != null && !iterateArrayMode) {
        new SemicolonTerminatedStatement(new VariableDeclaration(SYM_VAR, exprAuxIde, null, null), SYM_SEMICOLON).visit(this);
    }
    out.writeSymbol(forInStatement.getSymKeyword());
    final boolean isForEach = forInStatement.getSymEach() != null;
    if (isForEach) {
        out.beginComment();
        out.writeSymbol(forInStatement.getSymEach());
        out.endComment();
    }
    out.writeSymbol(forInStatement.getLParen());
    if (isForEach || iterateArrayMode) {
        new VariableDeclaration(SYM_VAR, forInStatement.getAuxIde(), null, null).visit(this);
    } else {
        if (forInStatement.getDecl() != null) {
            forInStatement.getDecl().visit(this);
        } else {
            forInStatement.getLValue().visit(this);
        }
    }
    if (iterateArrayMode) {
        String indexVarName = forInStatement.getAuxIde().getName();
        out.write("=0");
        if (exprAuxIde != null) {
            out.write(",");
            out.writeToken(exprAuxIde.getName());
            out.writeToken("=");
            out.beginComment();
            out.writeSymbol(forInStatement.getSymIn());
            out.endComment();
            forInStatement.getExpr().visit(this);
        }
        out.write(";");
        out.write(indexVarName);
        out.write("<");
        if (exprAuxIde != null) {
            out.writeToken(exprAuxIde.getName());
        } else {
            out.beginComment();
            out.writeSymbol(forInStatement.getSymIn());
            out.endComment();
            forInStatement.getExpr().visit(this);
        }
        out.write(".length;");
        out.write("++" + indexVarName);
    } else {
        out.writeSymbol(forInStatement.getSymIn());
        if (exprAuxIde != null) {
            // assign the expression value to the auxiliary expression value variable once:
            out.writeToken(exprAuxIde.getName());
            out.writeToken("=");
        }
        forInStatement.getExpr().visit(this);
    }
    out.writeSymbol(forInStatement.getRParen());
    if (isForEach || iterateArrayMode) {
        // inject synthesized statement into loop body:
        if (!(forInStatement.getBody() instanceof BlockStatement)) {
            forInStatement.setBody(new BlockStatement(SYM_LBRACE, Arrays.<Directive>asList(forInStatement.getBody()), SYM_RBRACE));
        }
        ((BlockStatement) forInStatement.getBody()).addBlockStartCodeGenerator(new CodeGenerator() {

            @Override
            public void generate(JsWriter out, boolean first) throws IOException {
                // synthesize assigning the correct index to the variable given in the original for each statement:
                if (forInStatement.getDecl() != null) {
                    forInStatement.getDecl().visit(JsCodeGenerator.this);
                } else {
                    forInStatement.getLValue().visit(JsCodeGenerator.this);
                }
                out.writeToken("=");
                if (!isForEach) {
                    out.write("String(" + forInStatement.getAuxIde().getName() + ")");
                } else {
                    if (exprAuxIde == null) {
                        forInStatement.getExpr().visit(JsCodeGenerator.this);
                    } else {
                        out.write(exprAuxIde.getName());
                    }
                    out.write("[" + forInStatement.getAuxIde().getName() + "]");
                }
                out.write(";");
            }
        });
    }
    forInStatement.getBody().visit(this);
}

Example 5 with Ide

use of net.jangaroo.jooc.ast.Ide in project jangaroo-tools by CoreMedia.

the class JangarooParser method declareValues.

protected static void declareValues(Scope scope, String[] identifiers) {
    for (String identifier : identifiers) {
        Ide ide = new Ide(new JooSymbol(identifier));
        IdeDeclaration decl = new VariableDeclaration(new JooSymbol("var"), ide, null, null);
        decl.scope(scope);
    }
}