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annotate src/luan/interp/LuanCompiler.java @ 91:1f8b6edc2b08

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better error message git-svn-id: https://luan-java.googlecode.com/svn/trunk@92 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Thu, 07 Mar 2013 22:52:53 +0000
parents 6ca02b188dba
children 754e6030c029
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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1 package luan.interp;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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3 import org.parboiled.Parboiled;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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4 import org.parboiled.errors.ErrorUtils;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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5 import org.parboiled.parserunners.ReportingParseRunner;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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6 import org.parboiled.parserunners.TracingParseRunner;
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7 import org.parboiled.support.ParsingResult;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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8 import luan.LuanFunction;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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9 import luan.LuanState;
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10 import luan.LuanException;
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11 import luan.LuanSource;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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12 import luan.LuanElement;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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13 import luan.LuanTable;
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16 public final class LuanCompiler {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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17 private LuanCompiler() {} // never
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19 public static LuanFunction compile(LuanState luan,LuanSource src,LuanTable env) throws LuanException {
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20 UpValue.Getter envGetter = env!=null ? new UpValue.ValueGetter(env) : new UpValue.EnvGetter();
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21 LuanParser parser = Parboiled.createParser(LuanParser.class,src,envGetter);
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22 ParsingResult<?> result = new ReportingParseRunner(parser.Target()).run(src.text);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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23 // ParsingResult<?> result = new TracingParseRunner(parser.Target()).run(src);
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24 if( result.hasErrors() ) {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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25 // throw luan.COMPILER.exception( ErrorUtils.printParseErrors(result) );
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26 LuanElement le = new LuanSource.CompilerElement(src);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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27 throw luan.bit(le).exception( ErrorUtils.printParseErrors(result) );
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28 }
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29 FnDef fnDef = (FnDef)result.resultValue;
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30 return new Closure((LuanStateImpl)luan,fnDef);
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31 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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33 public static LuanState newLuanState() {
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34 return new LuanStateImpl();
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35 }
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36 }