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package bjc.dicelang;
import bjc.utils.funcutils.TokenSplitter;
/**
* Contains methods for customizing the DiceLang and SCL compilers.
*
* @author Ben Culkin
*/
public class CompilerTweaker {
/*
* Bits of the compiler necessary
*/
private DiceLangEngine eng;
private TokenSplitter opExpander;
public CompilerTweaker(DiceLangEngine eng) {
this.eng = eng;
this.opExpander = eng.opExpander;
}
/**
* Add a string literal to the compiler's internal banks.
*
* @param val
* The string literal to add.
*
* @return The key into the string literal table for this string.
*/
public int addStringLiteral(String val) {
eng.addStringLiteral(eng.nextLiteral, val);
eng.nextLiteral += 1;
return eng.nextLiteral;
}
/**
* Add a line defn to the compiler.
*
* @param dfn
* The defn to add.
*/
public void addLineDefine(Define dfn) {
eng.addLineDefine(dfn);
}
/**
* Add a token defn to the compiler.
*
* @param dfn
* The defn to add.
*/
public void addTokenDefine(Define dfn) {
eng.addTokenDefine(dfn);
}
/**
* Adds a delimiter that is expanded from tokens.
*
* @param delim
* The delimiter to expand on.
*/
public void addDelimiter(String delim) {
opExpander.addDelimiter(delim);
}
/**
* Adds a multi-character delimiter that is expanded from tokens.
*
* @param delim
* The multi-character delimiter to expand on.
*/
public void addMultiDelimiter(String delim) {
opExpander.addMultiDelimiter(delim);
}
/**
* Make delimiter changes visible to the compiler.
*/
public void compile() {
opExpander.compile();
}
/**
* Change the max no. of times defines are allowed to recur.
*
* @param times
* The number of times to allow defines to recur.
*/
public void setDefineRecurLimit(int times) {
Define.MAX_RECURS = times;
}
}
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