christoph/lecture-compilers
1
Fork 0
Code Actions Activity

use logger for logging + fix bug in stringFirst

Browse Source
This commit is contained in:
ChUrl
2020-12-07 23:33:28 +01:00
parent aba8a51db2
commit ea4cf84c41
2 changed files with 74 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
src/main/java/parser/LL1Parser.java
View File

@ -11,6 +11,8 @@ import java.util.ArrayDeque;
import java.util.Deque;
import java.util.List;
import static util.tools.Logger.log;
public class LL1Parser {
private final ILL1ParsingTable parsetable;
@ -35,7 +37,9 @@ public class LL1Parser {
stack.push(root);
int inputPosition = 0;
System.out.println("\nParsing " + token + ":");
log("\nParsing:");
log("Input: " + token + "\n");
// Parsing
while (!stack.isEmpty()) {
@ -76,8 +80,7 @@ public class LL1Parser {
// Wenn das Nichtterminal auf dem Stack durch (s)eine Produktion ersetzt werden kann
// Hier wird auch der AST aufgebaut
System.out.println(top + " -> " + prod);
log("Used: " + top + " -> " + prod);
Node pop = stack.pop();
final String[] split = prod.split(" ");
@ -89,7 +92,9 @@ public class LL1Parser {
}
}
System.out.println("\n" + tree);
log("\nParsed AST:\n" + tree);
log("-".repeat(100) + "\n");
return true;
}
}