Vala.CodeNode – vala – Vala Binding Reference

Description:

public abstract class CodeNode

Represents a part of the parsed source code.

Code nodes get created by the parser and are used throughout the whole compilation process.

Required by:

Statement

Namespace: Vala

Package: vala

Content:

Properties:

public bool checked { get; set; }

public bool error { get; set; }

Specifies whether a fatal error has been detected in this code node.

public unowned CodeNode? parent_node { get; protected set; }

Parent of this code node.

public SourceReference? source_reference { get; set; }

References the location in the source file where this code node has been written.

public bool tree_can_fail { get; }

Specifies that this node or a child node may throw an exception.

public string type_name { get; }

public bool unreachable { get; set; }

Static methods:

public static int get_attribute_cache_index ()

Returns a new cache index for accessing the attributes cache of code nodes

public static string get_temp_name ()

Creation methods:

protected CodeNode ()

Methods:

public virtual void accept (CodeVisitor visitor)

Visits this code node with the specified CodeVisitor.

public virtual void accept_children (CodeVisitor visitor)

Visits all children of this code node with the specified CodeVisitor.

public void add_attribute (Attribute a)

Add attribute and append key/value pairs to an existing one.

public virtual bool check (CodeContext context)

public bool copy_attribute_bool (CodeNode source, string attribute, string argument)

Copy the boolean value of the specified attribute argument if available.

public bool copy_attribute_double (CodeNode source, string attribute, string argument)

Copy the double value of the specified attribute argument if available.

public bool copy_attribute_integer (CodeNode source, string attribute, string argument)

Copy the integer value of the specified attribute argument if available.

public bool copy_attribute_string (CodeNode source, string attribute, string argument)

Copy the string value of the specified attribute argument if available.

public virtual void emit (CodeGenerator codegen)

public unowned Attribute? get_attribute (string name)

Returns the specified attribute.

public bool get_attribute_bool (string attribute, string argument, bool default_value = false)

Returns the bool value of the specified attribute argument.

public unowned AttributeCache? get_attribute_cache (int index)

Returns the attribute cache at the specified index.

public double get_attribute_double (string attribute, string argument, double default_value = 0)

Returns the double value of the specified attribute argument.

public int get_attribute_integer (string attribute, string argument, int default_value = 0)

Returns the integer value of the specified attribute argument.

public string? get_attribute_string (string attribute, string argument, string? default_value = null)

Returns the string value of the specified attribute argument.

public virtual void get_defined_variables (Collection<Variable> collection)

public virtual void get_error_types (Collection<DataType> collection, SourceReference? source_reference = null)

private unowned Attribute get_or_create_attribute (string name)

public virtual void get_used_variables (Collection<Variable> collection)

public bool has_attribute (string attribute)

Returns true if the specified attribute is set.

public bool has_attribute_argument (string attribute, string argument)

Returns true if the specified attribute argument is set.

public void remove_attribute_argument (string attribute, string argument)

Remove the specified named attribute argument

public virtual void replace_expression (Expression old_node, Expression new_node)

public virtual void replace_type (DataType old_type, DataType new_type)

public void set_attribute (string name, bool value, SourceReference? source_reference = null)

Sets the specified named attribute to this code node.

public void set_attribute_bool (string attribute, string argument, bool value, SourceReference? source_reference = null)

Sets the boolean value of the specified attribute argument.

public void set_attribute_cache (int index, AttributeCache cache)

Sets the specified attribute cache to this code node.

public void set_attribute_double (string attribute, string argument, double value, SourceReference? source_reference = null)

Sets the integer value of the specified attribute argument.

public void set_attribute_integer (string attribute, string argument, int value, SourceReference? source_reference = null)

Sets the integer value of the specified attribute argument.

public void set_attribute_string (string attribute, string argument, string? value, SourceReference? source_reference = null)

Sets the string value of the specified attribute argument.

public virtual string to_string ()

Returns a string that represents this code node.

Fields:

CodeNode