Example usage for org.antlr.v4.runtime.tree ErrorNode getParent

List of usage examples for org.antlr.v4.runtime.tree ErrorNode getParent

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Introduction

In this page you can find the example usage for org.antlr.v4.runtime.tree ErrorNode getParent.

Prototype

@Override
    ParseTree getParent();

Source Link

Usage

From source file:com.twosigma.beaker.groovy.autocomplete.GroovyNodeCompletion.java

License:Apache License

@Override
public void visitErrorNode(ErrorNode arg0) {
    if (arg0.getSymbol().getStartIndex() < cursor && arg0.getSymbol().getStopIndex() + 1 >= cursor) {
        //System.out.println("ERR: "+arg0.getSymbol().getStartIndex()+" "+arg0.getSymbol().getStopIndex()+" "+arg0.getSymbol().getText());
        ParseTree cuc = arg0.getParent();
        if (cuc.getChild(0).equals(arg0)) {
            AutocompleteCandidate c = new AutocompleteCandidate(GroovyCompletionTypes.INITIAL, arg0.getText());
            addQuery(c);/*  w  w w  . j ava2  s  .  co m*/
        } else {
            AutocompleteCandidate c = new AutocompleteCandidate(GroovyCompletionTypes.TOPLEVEL, arg0.getText());
            addQuery(c);
        }
        if (cuc instanceof StatementContext
                && ((StatementContext) cuc).getStop().getStopIndex() + 1 == cursor) {
            if (cuc.getText().contains(".")) {
                addQuery(classUtils.expandExpression(cuc.getText(), registry, classUtils.DO_ALL));
                // complete with standard groovy extension functions
                AutocompleteCandidate c = new AutocompleteCandidate(GroovyCompletionTypes.STDFUNCS,
                        cuc.getText().substring(cuc.getText().lastIndexOf(".") + 1));
                addQuery(c);
            } else {
                AutocompleteCandidate c = new AutocompleteCandidate(GroovyCompletionTypes.NAME, cuc.getText());
                addQuery(c);
                c = new AutocompleteCandidate(GroovyCompletionTypes.CUSTOM_TYPE, cuc.getText());
                addQuery(c);
            }
        }
    }
}

From source file:com.twosigma.beaker.javash.autocomplete.JavaNodeCompletion.java

License:Apache License

@Override
public void visitErrorNode(ErrorNode arg0) {
    if (arg0.getSymbol().getStartIndex() < cursor && arg0.getSymbol().getStopIndex() + 1 >= cursor) {
        //System.out.println("ERR: "+arg0.getSymbol().getStartIndex()+" "+arg0.getSymbol().getStopIndex()+" "+arg0.getSymbol().getText());
        if (arg0.getParent() instanceof CompilationUnitContext) {
            CompilationUnitContext cuc = (CompilationUnitContext) arg0.getParent();
            if (cuc.getChild(0).equals(arg0)) {
                AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.INITIAL,
                        arg0.getText());
                addQuery(c);//from ww w  . j  av  a2 s. co  m
            } else {
                AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.TOPLEVEL,
                        arg0.getText());
                addQuery(c);
            }
            return;
        } else if (arg0.getParent() instanceof BlockStatementContext) {
            if (!arg0.getSymbol().getText().equals(".")) {
                AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.BLOCKLEVEL,
                        arg0.getText());
                addQuery(c);
                c = new AutocompleteCandidate(JavaCompletionTypes.TYPE, arg0.getText());
                addQuery(c);
                c = new AutocompleteCandidate(JavaCompletionTypes.CUSTOM_TYPE, arg0.getText());
                addQuery(c);
                c = new AutocompleteCandidate(JavaCompletionTypes.NAME, arg0.getText());
                addQuery(c);
            } else {
                BlockStatementContext bs = (BlockStatementContext) arg0.getParent();
                if (bs.getChildCount() > 1) {
                    addQuery(classUtils.expandExpression(bs.getText(), registry, classUtils.DO_ALL));
                }
            }
        } else if (arg0.getParent() instanceof ExpressionContext) {
            // we are the rightmost child of the expression
            ParseTree chld = arg0.getParent().getChild(arg0.getParent().getChildCount() - 1);
            if (!chld.equals(arg0))
                return;
            addQuery(classUtils.expandExpression(arg0.getParent().getText(), registry,
                    classUtils.DO_NON_STATIC));
        } else if (arg0.getParent() instanceof TypeDeclarationContext && arg0.getParent().getParent() != null
                && arg0.getParent().getParent() instanceof CompilationUnitContext) {
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.TOPLEVEL, arg0.getText());
            addQuery(c);
        } else if (arg0.getParent() instanceof MemberDeclarationContext && arg0.getParent().getParent() != null
                && arg0.getParent().getParent() instanceof ClassBodyDeclarationContext
                && arg0.getParent().getParent().getParent() != null
                && arg0.getParent().getParent().getParent() instanceof ClassBodyContext
                && arg0.getParent().getParent().getParent().getText().trim().startsWith("<missing '{'>")) {
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.CLASSLEVEL, arg0.getText());
            addQuery(c);
        } else if (arg0.getParent() instanceof MemberDeclarationContext && arg0.getParent().getParent() != null
                && arg0.getParent().getParent() instanceof ClassBodyDeclarationContext
                && arg0.getParent().getParent().getParent() != null
                && arg0.getParent().getParent().getParent() instanceof ClassBodyContext) {
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.TYPE, arg0.getText());
            addQuery(c);
            c = new AutocompleteCandidate(JavaCompletionTypes.CUSTOM_TYPE, arg0.getText());
            addQuery(c);
        }
    }
}

From source file:com.twosigma.beakerx.javash.autocomplete.JavaNodeCompletion.java

License:Apache License

@Override
public void visitErrorNode(ErrorNode arg0) {

    if (arg0.getText().equals("new")) {
        CompilationUnitContext cuc = (CompilationUnitContext) arg0.getParent();
        List<ParseTree> children = cuc.children;
        int tokenIndex = arg0.getSymbol().getTokenIndex();
        if (tokenIndex - 2 >= 0 && tokenIndex + 1 <= children.size()) {
            ParseTree variablePT = children.get(tokenIndex - 2);
            ParseTree typePT = children.get(tokenIndex + 1);
            String type = typePT.getText();
            String variable = variablePT.getText();
            AutocompleteCandidate c1 = new AutocompleteCandidate(JavaCompletionTypes.NAME, variable);
            registry.addCandidate(c1);/*w ww  .ja v a2s .co m*/
            if (type != null)
                classUtils.defineVariable(variable, type);
            return;
        }
    }

    if (arg0.getSymbol().getStartIndex() < cursor && arg0.getSymbol().getStopIndex() + 1 >= cursor) {
        //System.out.println("ERR: "+arg0.getSymbol().getStartIndex()+" "+arg0.getSymbol().getStopIndex()+" "+arg0.getSymbol().getText());
        if (arg0.getParent() instanceof CompilationUnitContext) {
            CompilationUnitContext cuc = (CompilationUnitContext) arg0.getParent();
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.INITIAL, arg0.getText());
            addQuery(c, cursor);
            AutocompleteCandidate c2 = new AutocompleteCandidate(JavaCompletionTypes.TOPLEVEL, arg0.getText());
            addQuery(c2, cursor);
            completeClassFromPath(cuc, arg0.getText());
            return;
        } else if (arg0.getParent() instanceof BlockStatementContext) {
            if (!arg0.getSymbol().getText().equals(".")) {
                AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.BLOCKLEVEL,
                        arg0.getText());
                addQuery(c, cursor);
                c = new AutocompleteCandidate(JavaCompletionTypes.TYPE, arg0.getText());
                addQuery(c, cursor);
                c = new AutocompleteCandidate(JavaCompletionTypes.CUSTOM_TYPE, arg0.getText());
                addQuery(c, cursor);
                c = new AutocompleteCandidate(JavaCompletionTypes.NAME, arg0.getText());
                addQuery(c, cursor);
            } else {
                BlockStatementContext bs = (BlockStatementContext) arg0.getParent();
                if (bs.getChildCount() > 1) {
                    addQuery(classUtils.expandExpression(bs.getText(), registry, classUtils.DO_ALL), cursor);
                }
            }
        } else if (arg0.getParent() instanceof ExpressionContext) {
            // we are the rightmost child of the expression
            ParseTree chld = arg0.getParent().getChild(arg0.getParent().getChildCount() - 1);
            if (!chld.equals(arg0))
                return;
            addQuery(
                    classUtils.expandExpression(arg0.getParent().getText(), registry, classUtils.DO_NON_STATIC),
                    cursor);
        } else if (arg0.getParent() instanceof TypeDeclarationContext && arg0.getParent().getParent() != null
                && arg0.getParent().getParent() instanceof CompilationUnitContext) {
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.TOPLEVEL, arg0.getText());
            addQuery(c, cursor);
        } else if (arg0.getParent() instanceof MemberDeclarationContext && arg0.getParent().getParent() != null
                && arg0.getParent().getParent() instanceof ClassBodyDeclarationContext
                && arg0.getParent().getParent().getParent() != null
                && arg0.getParent().getParent().getParent() instanceof ClassBodyContext
                && arg0.getParent().getParent().getParent().getText().trim().startsWith("<missing '{'>")) {
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.CLASSLEVEL, arg0.getText());
            addQuery(c, cursor);
        } else if (arg0.getParent() instanceof MemberDeclarationContext && arg0.getParent().getParent() != null
                && arg0.getParent().getParent() instanceof ClassBodyDeclarationContext
                && arg0.getParent().getParent().getParent() != null
                && arg0.getParent().getParent().getParent() instanceof ClassBodyContext) {
            AutocompleteCandidate c = new AutocompleteCandidate(JavaCompletionTypes.TYPE, arg0.getText());
            addQuery(c, cursor);
            c = new AutocompleteCandidate(JavaCompletionTypes.CUSTOM_TYPE, arg0.getText());
            addQuery(c, cursor);
        }
    }
}

From source file:tilda.grammar.TildaSQLTreePrinter.java

License:Apache License

@Override
public void visitErrorNode(ErrorNode node) {
    _Path.get(node.getParent()).add(node.getText());
}