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remove demo "test"

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2020-12-15 17:54:08 +01:00
parent 908a9e4652
commit 2c1a714e10
2 changed files with 0 additions and 103 deletions
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95
src/test/java/parser/Demo.java
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@ -1,95 +0,0 @@
package parser;
import lexer.StupsLexer;
import org.antlr.v4.runtime.CharStreams;
import org.antlr.v4.runtime.Lexer;
import org.junit.jupiter.api.Test;
import parser.ast.AST;
import parser.ast.ASTBalancer;
import parser.ast.ASTCompacter;
import parser.grammar.Grammar;
import typechecker.TypeChecker;
import java.io.IOException;
import java.net.URISyntaxException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
class Demo {
private Lexer initLexer(String program) {
try {
final Path path = Paths.get(this.getClass().getClassLoader().getResource("examplePrograms/" + program).toURI());
final String programCode = Files.readString(path, StandardCharsets.US_ASCII);
return new StupsLexer(CharStreams.fromString(programCode));
} catch (Exception ignore) {
ignore.printStackTrace();
}
return null;
}
@Test
void demoClean() throws URISyntaxException, IOException {
final Path path = Paths.get(this.getClass().getClassLoader().getResource("exampleGrammars/Grammar.grammar").toURI());
final Grammar grammar = Grammar.fromFile(path);
final StupsParser stupsParser = StupsParser.fromGrammar(grammar);
final Lexer lex = this.initLexer("General.stups");
final AST tree = stupsParser.parse(lex.getAllTokens(), lex.getVocabulary());
System.out.println(tree);
ASTCompacter.clean(tree, grammar);
System.out.println(tree);
}
@Test
void demoLeftPrecedence() throws URISyntaxException, IOException {
final Path path = Paths.get(this.getClass().getClassLoader().getResource("exampleGrammars/Grammar.grammar").toURI());
final Grammar grammar = Grammar.fromFile(path);
final StupsParser stupsParser = StupsParser.fromGrammar(grammar);
final Lexer lex = this.initLexer("General.stups");
final AST tree = stupsParser.parse(lex.getAllTokens(), lex.getVocabulary());
ASTCompacter.clean(tree, grammar);
ASTBalancer.flip(tree);
System.out.println("Before left-precedence:\n" + tree);
ASTBalancer.leftPrecedence(tree);
System.out.println("After left-precedence:\n" + tree);
}
@Test
void demoOperatorPrecedence() throws URISyntaxException, IOException {
final Path path = Paths.get(this.getClass().getClassLoader().getResource("exampleGrammars/Grammar.grammar").toURI());
final Grammar grammar = Grammar.fromFile(path);
final StupsParser stupsParser = StupsParser.fromGrammar(grammar);
final Lexer lex = this.initLexer("General.stups");
final AST tree = stupsParser.parse(lex.getAllTokens(), lex.getVocabulary());
ASTCompacter.clean(tree, grammar);
ASTBalancer.flip(tree);
ASTBalancer.leftPrecedence(tree);
System.out.println("Before operator-precedence:\n" + tree);
ASTBalancer.operatorPrecedence(tree);
System.out.println("After operator-precedence:\n" + tree);
}
@Test
void demoTypeCheck() throws URISyntaxException, IOException {
final Path path = Paths.get(this.getClass().getClassLoader().getResource("exampleGrammars/Grammar.grammar").toURI());
final Grammar grammar = Grammar.fromFile(path);
final StupsParser stupsParser = StupsParser.fromGrammar(grammar);
final Lexer lex = this.initLexer("General.stups");
final AST tree = stupsParser.parse(lex.getAllTokens(), lex.getVocabulary());
tree.postprocess(grammar);
System.out.println("After Postprocessing:" + tree);
TypeChecker.validate(tree);
}
}

8
src/test/resources/examplePrograms/General.stups
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class C {
public static void main(String[] args) {
int a = 1;
int b = 1;
int c = (a + b) * 3 / (1 - 2);
}
}