@see #toString(TypeFormatContext)

Execute the provided script and assert the result. Before the execution the language version is set to {@link Context#VERSION_ES6}. @param expected t

Insert a new slot to the map. Both "name" and "indexOrHash" must be populated. Note that ScriptableObject generally adds slots via the "modify" method

Format a type and push the result to provided {@link StringBuilder}. <p>Note that implementations are encouraged to override {@link #append(StringBui

Perform the call. @param cx the current Context for this thread @param scope the scope to use to resolve properties. @param thisObj the JavaScript {@

Adds a method on the constructor with the standard property attributes for a method on a built in constructor. @param name the method's name. The sym

Return the size of the map.

Convert the value to a string. <p>See ECMA 9.8.

Returns the symbol's name. Returns empty string for anonymous symbol (i.e. something created with {@code Symbol()}).

Load object from the given local into stack. @param local number of local register

Return the length of this node's identifier, to let you pretend it's a {@link String}. Don't confuse this method with the {@link AstNode#getLength} me

Bounces an IllegalArgumentException up if arg is {@code null}. @param arg any method argument @throws IllegalArgumentException if the argument is {@c

Execute the provided script and assert the result. The language version is not changed. @param expected the expected result @param script the javascr

Gets a named property from an object or any object in its prototype chain. <p>Searches the prototype chain for a property named {@code name}. @param

Throws RuntimeException to indicate failed assertion. The function never returns and its return type is RuntimeException only to be able to write {@co

Runs the action successively with interpreted and optimized mode @param action the action to execute

Given a JSObject and some JavaScript code, have the object evaluate the JavaScript code.

Execute the provided script and assert the result. Before the execution the language version is set to {@link Context#VERSION_1_8}. @param expected t

Set the language version. <p>Setting the language version will affect functions and scripts compiled subsequently. See the overview documentation for

Return the actual location of the specified file, or throw an AssertionError if the file cannot be found. This method must be used so that file lookup

Same as calling {@link ContextFactory#enterContext()} on the global ContextFactory instance. @return a Context associated with the current thread @se

Evaluate a JavaScript source string. <p>The provided source name and line number are used for error messages and for producing debug information. @p

Safely test whether "obj" is undefined. Java code must use this function rather than testing the value directly since we have two representations of u

Visits an AST node. @param node the AST node. Will never visit an {@link AstRoot} node, since the {@code AstRoot} is where the visiting begins. @

Jumps are only used directly during code generation, and do not support this interface. @throws UnsupportedOperationException always when called

Add a TestCase to the testcase Vector. @param description a description of the test case @param expect a string representation of the expected resu