com.oracle.js.parser

Class TokenLookup

java.lang.Object

com.oracle.js.parser.TokenLookup

public final class TokenLookup
extends Object

Fast lookup of operators and keywords.

Method Summary

Modifier and Type	Method and Description
static TokenType	lookupKeyword(String content, int position, int length) Lookup keyword.
static TokenType	lookupOperator(char ch0, char ch1, char ch2, char ch3, int ecmaScriptVersion) Lookup operator.

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

lookupKeyword

public static TokenType lookupKeyword(String content,
                                      int position,
                                      int length)

Lookup keyword.

Parameters:

content - parse content char sequence

position - index of position to start looking

length - max length to scan

Returns:

token type for keyword

lookupOperator

public static TokenType lookupOperator(char ch0,
                                       char ch1,
                                       char ch2,
                                       char ch3,
                                       int ecmaScriptVersion)

Lookup operator.

Parameters:

ch0 - 0th char in stream

ch1 - 1st char in stream

ch2 - 2nd char in stream

ch3 - 3rd char in stream

Returns:

the token type for the operator