christoph/lecture-compilers
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some main program changes

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2020-12-14 17:30:00 +01:00
parent 4132551f0e
commit 8ff6ffd637
2 changed files with 80 additions and 4 deletions
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13
src/main/java/StupsCompiler.java
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@ -2,10 +2,11 @@ import lexer.StupsLexer;
import org.antlr.v4.runtime.CharStreams;
import org.antlr.v4.runtime.Lexer;
import parser.StupsParser;
import parser.ast.AST;
import parser.grammar.Grammar;
import typechecker.TypeChecker;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
@ -43,16 +44,20 @@ public final class StupsCompiler {
Grammar grammar;
try {
Path grammarFile = Paths.get(StupsCompiler.class.getResource("Grammar.grammar").toURI());
Path grammarFile = Paths.get(System.getProperty("user.dir") + "/stups.grammar");
grammar = Grammar.fromFile(grammarFile);
} catch (IOException | URISyntaxException e) {
} catch (IOException e) {
System.out.println("Die Grammatik konnte nicht geöffnet werden.");
return;
}
StupsParser stupsParser = StupsParser.fromGrammar(grammar);
stupsParser.parse(lexer.getAllTokens(), lexer.getVocabulary());
AST tree = stupsParser.parse(lexer.getAllTokens(), lexer.getVocabulary());
tree.postprocess(grammar);
TypeChecker.validate(tree);
System.out.println("Compilation completed.");
}