nitrix/klang
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge branch 'extendable_grammer' into 'master'

Browse Source 
More Grammar and Typing System

See merge request mkais001/klang!1
This commit is contained in:
Marvin Kaiser
2019-11-04 15:42:33 +01:00
parent ea248733d0 d14a7d7cbd
commit 10bca83b2e
14 changed files with 810 additions and 101 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.interp
View File

@@ -1,20 +1,43 @@
token literal names:
null
null
'print'
'if'
'else'
';'
'{'
'}'
'*'
'+'
'-'
'%'
null
null
token symbolic names:
null
INTEGER_LITERAL
PRINT
IF
ELSE
SCOL
OBRK
CBRK
MULT
ADD
SUB
MOD
INTEGER_LITERAL
WS
rule names:
parse
multiplicativeExpr
unaryExpression
block
braced_block
statement
print
if_statement
expression
atom
atn:
[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 3, 5, 21, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 3, 2, 3, 2, 3, 3, 3, 3, 3, 3, 7, 3, 14, 10, 3, 12, 3, 14, 3, 17, 11, 3, 3, 4, 3, 4, 3, 4, 2, 2, 5, 2, 4, 6, 2, 2, 2, 18, 2, 8, 3, 2, 2, 2, 4, 10, 3, 2, 2, 2, 6, 18, 3, 2, 2, 2, 8, 9, 5, 4, 3, 2, 9, 3, 3, 2, 2, 2, 10, 15, 5, 6, 4, 2, 11, 12, 7, 4, 2, 2, 12, 14, 5, 6, 4, 2, 13, 11, 3, 2, 2, 2, 14, 17, 3, 2, 2, 2, 15, 13, 3, 2, 2, 2, 15, 16, 3, 2, 2, 2, 16, 5, 3, 2, 2, 2, 17, 15, 3, 2, 2, 2, 18, 19, 7, 3, 2, 2, 19, 7, 3, 2, 2, 2, 3, 15]
[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 3, 14, 70, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7, 9, 7, 4, 8, 9, 8, 4, 9, 9, 9, 3, 2, 3, 2, 3, 3, 7, 3, 22, 10, 3, 12, 3, 14, 3, 25, 11, 3, 3, 4, 3, 4, 7, 4, 29, 10, 4, 12, 4, 14, 4, 32, 11, 4, 3, 4, 3, 4, 3, 5, 3, 5, 5, 5, 38, 10, 5, 3, 6, 3, 6, 3, 6, 3, 6, 3, 7, 3, 7, 3, 7, 3, 7, 3, 7, 5, 7, 49, 10, 7, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 3, 8, 5, 8, 66, 10, 8, 3, 9, 3, 9, 3, 9, 2, 2, 10, 2, 4, 6, 8, 10, 12, 14, 16, 2, 3, 3, 2, 10, 11, 2, 69, 2, 18, 3, 2, 2, 2, 4, 23, 3, 2, 2, 2, 6, 26, 3, 2, 2, 2, 8, 37, 3, 2, 2, 2, 10, 39, 3, 2, 2, 2, 12, 43, 3, 2, 2, 2, 14, 65, 3, 2, 2, 2, 16, 67, 3, 2, 2, 2, 18, 19, 5, 4, 3, 2, 19, 3, 3, 2, 2, 2, 20, 22, 5, 8, 5, 2, 21, 20, 3, 2, 2, 2, 22, 25, 3, 2, 2, 2, 23, 21, 3, 2, 2, 2, 23, 24, 3, 2, 2, 2, 24, 5, 3, 2, 2, 2, 25, 23, 3, 2, 2, 2, 26, 30, 7, 7, 2, 2, 27, 29, 5, 8, 5, 2, 28, 27, 3, 2, 2, 2, 29, 32, 3, 2, 2, 2, 30, 28, 3, 2, 2, 2, 30, 31, 3, 2, 2, 2, 31, 33, 3, 2, 2, 2, 32, 30, 3, 2, 2, 2, 33, 34, 7, 8, 2, 2, 34, 7, 3, 2, 2, 2, 35, 38, 5, 10, 6, 2, 36, 38, 5, 12, 7, 2, 37, 35, 3, 2, 2, 2, 37, 36, 3, 2, 2, 2, 38, 9, 3, 2, 2, 2, 39, 40, 7, 3, 2, 2, 40, 41, 5, 14, 8, 2, 41, 42, 7, 6, 2, 2, 42, 11, 3, 2, 2, 2, 43, 44, 7, 4, 2, 2, 44, 45, 5, 14, 8, 2, 45, 48, 5, 6, 4, 2, 46, 47, 7, 5, 2, 2, 47, 49, 5, 6, 4, 2, 48, 46, 3, 2, 2, 2, 48, 49, 3, 2, 2, 2, 49, 13, 3, 2, 2, 2, 50, 51, 5, 16, 9, 2, 51, 52, 7, 9, 2, 2, 52, 53, 5, 16, 9, 2, 53, 66, 3, 2, 2, 2, 54, 55, 5, 16, 9, 2, 55, 56, 9, 2, 2, 2, 56, 57, 5, 16, 9, 2, 57, 66, 3, 2, 2, 2, 58, 59, 5, 16, 9, 2, 59, 60, 7, 12, 2, 2, 60, 61, 5, 16, 9, 2, 61, 66, 3, 2, 2, 2, 62, 63, 7, 11, 2, 2, 63, 66, 5, 16, 9, 2, 64, 66, 5, 16, 9, 2, 65, 50, 3, 2, 2, 2, 65, 54, 3, 2, 2, 2, 65, 58, 3, 2, 2, 2, 65, 62, 3, 2, 2, 2, 65, 64, 3, 2, 2, 2, 66, 15, 3, 2, 2, 2, 67, 68, 7, 13, 2, 2, 68, 17, 3, 2, 2, 2, 7, 23, 30, 37, 48, 65]

26
src/main/antlr4/de/hsrm/compiler/Klang/.antlr/Klang.tokens
View File

@@ -1,4 +1,22 @@
INTEGER_LITERAL=1
MULT=2
WS=3
'*'=2
PRINT=1
IF=2
ELSE=3
SCOL=4
OBRK=5
CBRK=6
MULT=7
ADD=8
SUB=9
MOD=10
INTEGER_LITERAL=11
WS=12
'print'=1
'if'=2
'else'=3
';'=4
'{'=5
'}'=6
'*'=7
'+'=8
'-'=9
'%'=10

35
src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.interp
View File

@@ -1,18 +1,45 @@
token literal names:
null
null
'print'
'if'
'else'
';'
'{'
'}'
'*'
'+'
'-'
'%'
null
null
token symbolic names:
null
INTEGER_LITERAL
PRINT
IF
ELSE
SCOL
OBRK
CBRK
MULT
ADD
SUB
MOD
INTEGER_LITERAL
WS
rule names:
INTEGER_LITERAL
PRINT
IF
ELSE
SCOL
OBRK
CBRK
MULT
ADD
SUB
MOD
INTEGER_LITERAL
WS
channel names:
@@ -23,4 +50,4 @@ mode names:
DEFAULT_MODE
atn:
[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 2, 5, 20, 8, 1, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 3, 2, 6, 2, 11, 10, 2, 13, 2, 14, 2, 12, 3, 3, 3, 3, 3, 4, 3, 4, 3, 4, 3, 4, 2, 2, 5, 3, 3, 5, 4, 7, 5, 3, 2, 4, 3, 2, 50, 59, 5, 2, 11, 12, 15, 15, 34, 34, 2, 20, 2, 3, 3, 2, 2, 2, 2, 5, 3, 2, 2, 2, 2, 7, 3, 2, 2, 2, 3, 10, 3, 2, 2, 2, 5, 14, 3, 2, 2, 2, 7, 16, 3, 2, 2, 2, 9, 11, 9, 2, 2, 2, 10, 9, 3, 2, 2, 2, 11, 12, 3, 2, 2, 2, 12, 10, 3, 2, 2, 2, 12, 13, 3, 2, 2, 2, 13, 4, 3, 2, 2, 2, 14, 15, 7, 44, 2, 2, 15, 6, 3, 2, 2, 2, 16, 17, 9, 3, 2, 2, 17, 18, 3, 2, 2, 2, 18, 19, 8, 4, 2, 2, 19, 8, 3, 2, 2, 2, 4, 2, 12, 3, 8, 2, 2]
[3, 24715, 42794, 33075, 47597, 16764, 15335, 30598, 22884, 2, 14, 64, 8, 1, 4, 2, 9, 2, 4, 3, 9, 3, 4, 4, 9, 4, 4, 5, 9, 5, 4, 6, 9, 6, 4, 7, 9, 7, 4, 8, 9, 8, 4, 9, 9, 9, 4, 10, 9, 10, 4, 11, 9, 11, 4, 12, 9, 12, 4, 13, 9, 13, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 3, 3, 3, 3, 3, 3, 4, 3, 4, 3, 4, 3, 4, 3, 4, 3, 5, 3, 5, 3, 6, 3, 6, 3, 7, 3, 7, 3, 8, 3, 8, 3, 9, 3, 9, 3, 10, 3, 10, 3, 11, 3, 11, 3, 12, 6, 12, 57, 10, 12, 13, 12, 14, 12, 58, 3, 13, 3, 13, 3, 13, 3, 13, 2, 2, 14, 3, 3, 5, 4, 7, 5, 9, 6, 11, 7, 13, 8, 15, 9, 17, 10, 19, 11, 21, 12, 23, 13, 25, 14, 3, 2, 4, 3, 2, 50, 59, 5, 2, 11, 12, 15, 15, 34, 34, 2, 64, 2, 3, 3, 2, 2, 2, 2, 5, 3, 2, 2, 2, 2, 7, 3, 2, 2, 2, 2, 9, 3, 2, 2, 2, 2, 11, 3, 2, 2, 2, 2, 13, 3, 2, 2, 2, 2, 15, 3, 2, 2, 2, 2, 17, 3, 2, 2, 2, 2, 19, 3, 2, 2, 2, 2, 21, 3, 2, 2, 2, 2, 23, 3, 2, 2, 2, 2, 25, 3, 2, 2, 2, 3, 27, 3, 2, 2, 2, 5, 33, 3, 2, 2, 2, 7, 36, 3, 2, 2, 2, 9, 41, 3, 2, 2, 2, 11, 43, 3, 2, 2, 2, 13, 45, 3, 2, 2, 2, 15, 47, 3, 2, 2, 2, 17, 49, 3, 2, 2, 2, 19, 51, 3, 2, 2, 2, 21, 53, 3, 2, 2, 2, 23, 56, 3, 2, 2, 2, 25, 60, 3, 2, 2, 2, 27, 28, 7, 114, 2, 2, 28, 29, 7, 116, 2, 2, 29, 30, 7, 107, 2, 2, 30, 31, 7, 112, 2, 2, 31, 32, 7, 118, 2, 2, 32, 4, 3, 2, 2, 2, 33, 34, 7, 107, 2, 2, 34, 35, 7, 104, 2, 2, 35, 6, 3, 2, 2, 2, 36, 37, 7, 103, 2, 2, 37, 38, 7, 110, 2, 2, 38, 39, 7, 117, 2, 2, 39, 40, 7, 103, 2, 2, 40, 8, 3, 2, 2, 2, 41, 42, 7, 61, 2, 2, 42, 10, 3, 2, 2, 2, 43, 44, 7, 125, 2, 2, 44, 12, 3, 2, 2, 2, 45, 46, 7, 127, 2, 2, 46, 14, 3, 2, 2, 2, 47, 48, 7, 44, 2, 2, 48, 16, 3, 2, 2, 2, 49, 50, 7, 45, 2, 2, 50, 18, 3, 2, 2, 2, 51, 52, 7, 47, 2, 2, 52, 20, 3, 2, 2, 2, 53, 54, 7, 39, 2, 2, 54, 22, 3, 2, 2, 2, 55, 57, 9, 2, 2, 2, 56, 55, 3, 2, 2, 2, 57, 58, 3, 2, 2, 2, 58, 56, 3, 2, 2, 2, 58, 59, 3, 2, 2, 2, 59, 24, 3, 2, 2, 2, 60, 61, 9, 3, 2, 2, 61, 62, 3, 2, 2, 2, 62, 63, 8, 13, 2, 2, 63, 26, 3, 2, 2, 2, 4, 2, 58, 3, 8, 2, 2]

38
src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.java
View File

@@ -1,4 +1,4 @@
// Generated from /home/nitrix/Development/hsrm/cb/klang/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.7.1
// Generated from /home/marvin/Documents/university/compiler/klang/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.7.1
import org.antlr.v4.runtime.Lexer;
import org.antlr.v4.runtime.CharStream;
import org.antlr.v4.runtime.Token;
@@ -16,7 +16,8 @@ public class KlangLexer extends Lexer {
protected static final PredictionContextCache _sharedContextCache =
new PredictionContextCache();
public static final int
INTEGER_LITERAL=1, MULT=2, WS=3;
PRINT=1, IF=2, ELSE=3, SCOL=4, OBRK=5, CBRK=6, MULT=7, ADD=8, SUB=9, MOD=10,
INTEGER_LITERAL=11, WS=12;
public static String[] channelNames = {
"DEFAULT_TOKEN_CHANNEL", "HIDDEN"
};
@@ -26,14 +27,17 @@ public class KlangLexer extends Lexer {
};
public static final String[] ruleNames = {
"INTEGER_LITERAL", "MULT", "WS"
"PRINT", "IF", "ELSE", "SCOL", "OBRK", "CBRK", "MULT", "ADD", "SUB", "MOD",
"INTEGER_LITERAL", "WS"
};
private static final String[] _LITERAL_NAMES = {
null, null, "'*'"
null, "'print'", "'if'", "'else'", "';'", "'{'", "'}'", "'*'", "'+'",
"'-'", "'%'"
};
private static final String[] _SYMBOLIC_NAMES = {
null, "INTEGER_LITERAL", "MULT", "WS"
null, "PRINT", "IF", "ELSE", "SCOL", "OBRK", "CBRK", "MULT", "ADD", "SUB",
"MOD", "INTEGER_LITERAL", "WS"
};
public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
@@ -93,13 +97,23 @@ public class KlangLexer extends Lexer {
public ATN getATN() { return _ATN; }
public static final String _serializedATN =
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2\5\24\b\1\4\2\t\2"+
"\4\3\t\3\4\4\t\4\3\2\6\2\13\n\2\r\2\16\2\f\3\3\3\3\3\4\3\4\3\4\3\4\2\2"+
"\5\3\3\5\4\7\5\3\2\4\3\2\62;\5\2\13\f\17\17\"\"\2\24\2\3\3\2\2\2\2\5\3"+
"\2\2\2\2\7\3\2\2\2\3\n\3\2\2\2\5\16\3\2\2\2\7\20\3\2\2\2\t\13\t\2\2\2"+
"\n\t\3\2\2\2\13\f\3\2\2\2\f\n\3\2\2\2\f\r\3\2\2\2\r\4\3\2\2\2\16\17\7"+
",\2\2\17\6\3\2\2\2\20\21\t\3\2\2\21\22\3\2\2\2\22\23\b\4\2\2\23\b\3\2"+
"\2\2\4\2\f\3\b\2\2";
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\2\16@\b\1\4\2\t\2\4"+
"\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t"+
"\13\4\f\t\f\4\r\t\r\3\2\3\2\3\2\3\2\3\2\3\2\3\3\3\3\3\3\3\4\3\4\3\4\3"+
"\4\3\4\3\5\3\5\3\6\3\6\3\7\3\7\3\b\3\b\3\t\3\t\3\n\3\n\3\13\3\13\3\f\6"+
"\f9\n\f\r\f\16\f:\3\r\3\r\3\r\3\r\2\2\16\3\3\5\4\7\5\t\6\13\7\r\b\17\t"+
"\21\n\23\13\25\f\27\r\31\16\3\2\4\3\2\62;\5\2\13\f\17\17\"\"\2@\2\3\3"+
"\2\2\2\2\5\3\2\2\2\2\7\3\2\2\2\2\t\3\2\2\2\2\13\3\2\2\2\2\r\3\2\2\2\2"+
"\17\3\2\2\2\2\21\3\2\2\2\2\23\3\2\2\2\2\25\3\2\2\2\2\27\3\2\2\2\2\31\3"+
"\2\2\2\3\33\3\2\2\2\5!\3\2\2\2\7$\3\2\2\2\t)\3\2\2\2\13+\3\2\2\2\r-\3"+
"\2\2\2\17/\3\2\2\2\21\61\3\2\2\2\23\63\3\2\2\2\25\65\3\2\2\2\278\3\2\2"+
"\2\31<\3\2\2\2\33\34\7r\2\2\34\35\7t\2\2\35\36\7k\2\2\36\37\7p\2\2\37"+
" \7v\2\2 \4\3\2\2\2!\"\7k\2\2\"#\7h\2\2#\6\3\2\2\2$%\7g\2\2%&\7n\2\2&"+
"\'\7u\2\2\'(\7g\2\2(\b\3\2\2\2)*\7=\2\2*\n\3\2\2\2+,\7}\2\2,\f\3\2\2\2"+
"-.\7\177\2\2.\16\3\2\2\2/\60\7,\2\2\60\20\3\2\2\2\61\62\7-\2\2\62\22\3"+
"\2\2\2\63\64\7/\2\2\64\24\3\2\2\2\65\66\7\'\2\2\66\26\3\2\2\2\679\t\2"+
"\2\28\67\3\2\2\29:\3\2\2\2:8\3\2\2\2:;\3\2\2\2;\30\3\2\2\2<=\t\3\2\2="+
">\3\2\2\2>?\b\r\2\2?\32\3\2\2\2\4\2:\3\b\2\2";
public static final ATN _ATN =
new ATNDeserializer().deserialize(_serializedATN.toCharArray());
static {

26
src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangLexer.tokens
View File

@@ -1,4 +1,22 @@
INTEGER_LITERAL=1
MULT=2
WS=3
'*'=2
PRINT=1
IF=2
ELSE=3
SCOL=4
OBRK=5
CBRK=6
MULT=7
ADD=8
SUB=9
MOD=10
INTEGER_LITERAL=11
WS=12
'print'=1
'if'=2
'else'=3
';'=4
'{'=5
'}'=6
'*'=7
'+'=8
'-'=9
'%'=10

448
src/main/antlr4/de/hsrm/compiler/Klang/.antlr/KlangParser.java
View File

@@ -1,4 +1,4 @@
// Generated from /home/nitrix/Development/hsrm/cb/klang/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.7.1
// Generated from /home/marvin/Documents/university/compiler/klang/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 by ANTLR 4.7.1
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.*;
@@ -16,18 +16,23 @@ public class KlangParser extends Parser {
protected static final PredictionContextCache _sharedContextCache =
new PredictionContextCache();
public static final int
INTEGER_LITERAL=1, MULT=2, WS=3;
PRINT=1, IF=2, ELSE=3, SCOL=4, OBRK=5, CBRK=6, MULT=7, ADD=8, SUB=9, MOD=10,
INTEGER_LITERAL=11, WS=12;
public static final int
RULE_parse = 0, RULE_multiplicativeExpr = 1, RULE_unaryExpression = 2;
RULE_parse = 0, RULE_block = 1, RULE_braced_block = 2, RULE_statement = 3,
RULE_print = 4, RULE_if_statement = 5, RULE_expression = 6, RULE_atom = 7;
public static final String[] ruleNames = {
"parse", "multiplicativeExpr", "unaryExpression"
"parse", "block", "braced_block", "statement", "print", "if_statement",
"expression", "atom"
};
private static final String[] _LITERAL_NAMES = {
null, null, "'*'"
null, "'print'", "'if'", "'else'", "';'", "'{'", "'}'", "'*'", "'+'",
"'-'", "'%'"
};
private static final String[] _SYMBOLIC_NAMES = {
null, "INTEGER_LITERAL", "MULT", "WS"
null, "PRINT", "IF", "ELSE", "SCOL", "OBRK", "CBRK", "MULT", "ADD", "SUB",
"MOD", "INTEGER_LITERAL", "WS"
};
public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);
@@ -79,8 +84,8 @@ public class KlangParser extends Parser {
_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
}
public static class ParseContext extends ParserRuleContext {
public MultiplicativeExprContext multiplicativeExpr() {
return getRuleContext(MultiplicativeExprContext.class,0);
public BlockContext block() {
return getRuleContext(BlockContext.class,0);
}
public ParseContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
@@ -94,8 +99,8 @@ public class KlangParser extends Parser {
try {
enterOuterAlt(_localctx, 1);
{
setState(6);
multiplicativeExpr();
setState(16);
block();
}
}
catch (RecognitionException re) {
@@ -109,45 +114,37 @@ public class KlangParser extends Parser {
return _localctx;
}
public static class MultiplicativeExprContext extends ParserRuleContext {
public List<UnaryExpressionContext> unaryExpression() {
return getRuleContexts(UnaryExpressionContext.class);
public static class BlockContext extends ParserRuleContext {
public List<StatementContext> statement() {
return getRuleContexts(StatementContext.class);
}
public UnaryExpressionContext unaryExpression(int i) {
return getRuleContext(UnaryExpressionContext.class,i);
public StatementContext statement(int i) {
return getRuleContext(StatementContext.class,i);
}
public List<TerminalNode> MULT() { return getTokens(KlangParser.MULT); }
public TerminalNode MULT(int i) {
return getToken(KlangParser.MULT, i);
}
public MultiplicativeExprContext(ParserRuleContext parent, int invokingState) {
public BlockContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_multiplicativeExpr; }
@Override public int getRuleIndex() { return RULE_block; }
}
public final MultiplicativeExprContext multiplicativeExpr() throws RecognitionException {
MultiplicativeExprContext _localctx = new MultiplicativeExprContext(_ctx, getState());
enterRule(_localctx, 2, RULE_multiplicativeExpr);
public final BlockContext block() throws RecognitionException {
BlockContext _localctx = new BlockContext(_ctx, getState());
enterRule(_localctx, 2, RULE_block);
int _la;
try {
enterOuterAlt(_localctx, 1);
{
setState(8);
unaryExpression();
setState(13);
setState(21);
_errHandler.sync(this);
_la = _input.LA(1);
while (_la==MULT) {
while (_la==PRINT || _la==IF) {
{
{
setState(9);
match(MULT);
setState(10);
unaryExpression();
setState(18);
statement();
}
}
setState(15);
setState(23);
_errHandler.sync(this);
_la = _input.LA(1);
}
@@ -164,21 +161,366 @@ public class KlangParser extends Parser {
return _localctx;
}
public static class UnaryExpressionContext extends ParserRuleContext {
public TerminalNode INTEGER_LITERAL() { return getToken(KlangParser.INTEGER_LITERAL, 0); }
public UnaryExpressionContext(ParserRuleContext parent, int invokingState) {
public static class Braced_blockContext extends ParserRuleContext {
public TerminalNode OBRK() { return getToken(KlangParser.OBRK, 0); }
public TerminalNode CBRK() { return getToken(KlangParser.CBRK, 0); }
public List<StatementContext> statement() {
return getRuleContexts(StatementContext.class);
}
public StatementContext statement(int i) {
return getRuleContext(StatementContext.class,i);
}
public Braced_blockContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_unaryExpression; }
@Override public int getRuleIndex() { return RULE_braced_block; }
}
public final UnaryExpressionContext unaryExpression() throws RecognitionException {
UnaryExpressionContext _localctx = new UnaryExpressionContext(_ctx, getState());
enterRule(_localctx, 4, RULE_unaryExpression);
public final Braced_blockContext braced_block() throws RecognitionException {
Braced_blockContext _localctx = new Braced_blockContext(_ctx, getState());
enterRule(_localctx, 4, RULE_braced_block);
int _la;
try {
enterOuterAlt(_localctx, 1);
{
setState(16);
setState(24);
match(OBRK);
setState(28);
_errHandler.sync(this);
_la = _input.LA(1);
while (_la==PRINT || _la==IF) {
{
{
setState(25);
statement();
}
}
setState(30);
_errHandler.sync(this);
_la = _input.LA(1);
}
setState(31);
match(CBRK);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class StatementContext extends ParserRuleContext {
public PrintContext print() {
return getRuleContext(PrintContext.class,0);
}
public If_statementContext if_statement() {
return getRuleContext(If_statementContext.class,0);
}
public StatementContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_statement; }
}
public final StatementContext statement() throws RecognitionException {
StatementContext _localctx = new StatementContext(_ctx, getState());
enterRule(_localctx, 6, RULE_statement);
try {
setState(35);
_errHandler.sync(this);
switch (_input.LA(1)) {
case PRINT:
enterOuterAlt(_localctx, 1);
{
setState(33);
print();
}
break;
case IF:
enterOuterAlt(_localctx, 2);
{
setState(34);
if_statement();
}
break;
default:
throw new NoViableAltException(this);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class PrintContext extends ParserRuleContext {
public TerminalNode PRINT() { return getToken(KlangParser.PRINT, 0); }
public ExpressionContext expression() {
return getRuleContext(ExpressionContext.class,0);
}
public TerminalNode SCOL() { return getToken(KlangParser.SCOL, 0); }
public PrintContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_print; }
}
public final PrintContext print() throws RecognitionException {
PrintContext _localctx = new PrintContext(_ctx, getState());
enterRule(_localctx, 8, RULE_print);
try {
enterOuterAlt(_localctx, 1);
{
setState(37);
match(PRINT);
setState(38);
expression();
setState(39);
match(SCOL);
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class If_statementContext extends ParserRuleContext {
public TerminalNode IF() { return getToken(KlangParser.IF, 0); }
public ExpressionContext expression() {
return getRuleContext(ExpressionContext.class,0);
}
public List<Braced_blockContext> braced_block() {
return getRuleContexts(Braced_blockContext.class);
}
public Braced_blockContext braced_block(int i) {
return getRuleContext(Braced_blockContext.class,i);
}
public TerminalNode ELSE() { return getToken(KlangParser.ELSE, 0); }
public If_statementContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_if_statement; }
}
public final If_statementContext if_statement() throws RecognitionException {
If_statementContext _localctx = new If_statementContext(_ctx, getState());
enterRule(_localctx, 10, RULE_if_statement);
int _la;
try {
enterOuterAlt(_localctx, 1);
{
setState(41);
match(IF);
setState(42);
expression();
setState(43);
braced_block();
setState(46);
_errHandler.sync(this);
_la = _input.LA(1);
if (_la==ELSE) {
{
setState(44);
match(ELSE);
setState(45);
braced_block();
}
}
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class ExpressionContext extends ParserRuleContext {
public ExpressionContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_expression; }
public ExpressionContext() { }
public void copyFrom(ExpressionContext ctx) {
super.copyFrom(ctx);
}
}
public static class AdditiveExpressionContext extends ExpressionContext {
public Token op;
public List<AtomContext> atom() {
return getRuleContexts(AtomContext.class);
}
public AtomContext atom(int i) {
return getRuleContext(AtomContext.class,i);
}
public TerminalNode ADD() { return getToken(KlangParser.ADD, 0); }
public TerminalNode SUB() { return getToken(KlangParser.SUB, 0); }
public AdditiveExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
}
public static class ModuloExpressionContext extends ExpressionContext {
public List<AtomContext> atom() {
return getRuleContexts(AtomContext.class);
}
public AtomContext atom(int i) {
return getRuleContext(AtomContext.class,i);
}
public TerminalNode MOD() { return getToken(KlangParser.MOD, 0); }
public ModuloExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
}
public static class UnaryNegateExpressionContext extends ExpressionContext {
public TerminalNode SUB() { return getToken(KlangParser.SUB, 0); }
public AtomContext atom() {
return getRuleContext(AtomContext.class,0);
}
public UnaryNegateExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
}
public static class AtomExpressionContext extends ExpressionContext {
public AtomContext atom() {
return getRuleContext(AtomContext.class,0);
}
public AtomExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
}
public static class MultiplicationExpressionContext extends ExpressionContext {
public List<AtomContext> atom() {
return getRuleContexts(AtomContext.class);
}
public AtomContext atom(int i) {
return getRuleContext(AtomContext.class,i);
}
public TerminalNode MULT() { return getToken(KlangParser.MULT, 0); }
public MultiplicationExpressionContext(ExpressionContext ctx) { copyFrom(ctx); }
}
public final ExpressionContext expression() throws RecognitionException {
ExpressionContext _localctx = new ExpressionContext(_ctx, getState());
enterRule(_localctx, 12, RULE_expression);
int _la;
try {
setState(63);
_errHandler.sync(this);
switch ( getInterpreter().adaptivePredict(_input,4,_ctx) ) {
case 1:
_localctx = new MultiplicationExpressionContext(_localctx);
enterOuterAlt(_localctx, 1);
{
setState(48);
atom();
setState(49);
match(MULT);
setState(50);
atom();
}
break;
case 2:
_localctx = new AdditiveExpressionContext(_localctx);
enterOuterAlt(_localctx, 2);
{
setState(52);
atom();
setState(53);
((AdditiveExpressionContext)_localctx).op = _input.LT(1);
_la = _input.LA(1);
if ( !(_la==ADD || _la==SUB) ) {
((AdditiveExpressionContext)_localctx).op = (Token)_errHandler.recoverInline(this);
}
else {
if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
_errHandler.reportMatch(this);
consume();
}
setState(54);
atom();
}
break;
case 3:
_localctx = new ModuloExpressionContext(_localctx);
enterOuterAlt(_localctx, 3);
{
setState(56);
atom();
setState(57);
match(MOD);
setState(58);
atom();
}
break;
case 4:
_localctx = new UnaryNegateExpressionContext(_localctx);
enterOuterAlt(_localctx, 4);
{
setState(60);
match(SUB);
setState(61);
atom();
}
break;
case 5:
_localctx = new AtomExpressionContext(_localctx);
enterOuterAlt(_localctx, 5);
{
setState(62);
atom();
}
break;
}
}
catch (RecognitionException re) {
_localctx.exception = re;
_errHandler.reportError(this, re);
_errHandler.recover(this, re);
}
finally {
exitRule();
}
return _localctx;
}
public static class AtomContext extends ParserRuleContext {
public AtomContext(ParserRuleContext parent, int invokingState) {
super(parent, invokingState);
}
@Override public int getRuleIndex() { return RULE_atom; }
public AtomContext() { }
public void copyFrom(AtomContext ctx) {
super.copyFrom(ctx);
}
}
public static class IntAtomContext extends AtomContext {
public TerminalNode INTEGER_LITERAL() { return getToken(KlangParser.INTEGER_LITERAL, 0); }
public IntAtomContext(AtomContext ctx) { copyFrom(ctx); }
}
public final AtomContext atom() throws RecognitionException {
AtomContext _localctx = new AtomContext(_ctx, getState());
enterRule(_localctx, 14, RULE_atom);
try {
_localctx = new IntAtomContext(_localctx);
enterOuterAlt(_localctx, 1);
{
setState(65);
match(INTEGER_LITERAL);
}
}
@@ -194,12 +536,24 @@ public class KlangParser extends Parser {
}
public static final String _serializedATN =
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3\5\25\4\2\t\2\4\3"+
"\t\3\4\4\t\4\3\2\3\2\3\3\3\3\3\3\7\3\16\n\3\f\3\16\3\21\13\3\3\4\3\4\3"+
"\4\2\2\5\2\4\6\2\2\2\22\2\b\3\2\2\2\4\n\3\2\2\2\6\22\3\2\2\2\b\t\5\4\3"+
"\2\t\3\3\2\2\2\n\17\5\6\4\2\13\f\7\4\2\2\f\16\5\6\4\2\r\13\3\2\2\2\16"+
"\21\3\2\2\2\17\r\3\2\2\2\17\20\3\2\2\2\20\5\3\2\2\2\21\17\3\2\2\2\22\23"+
"\7\3\2\2\23\7\3\2\2\2\3\17";
"\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3\16F\4\2\t\2\4\3\t"+
"\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7\4\b\t\b\4\t\t\t\3\2\3\2\3\3\7\3\26"+
"\n\3\f\3\16\3\31\13\3\3\4\3\4\7\4\35\n\4\f\4\16\4 \13\4\3\4\3\4\3\5\3"+
"\5\5\5&\n\5\3\6\3\6\3\6\3\6\3\7\3\7\3\7\3\7\3\7\5\7\61\n\7\3\b\3\b\3\b"+
"\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\3\b\5\bB\n\b\3\t\3\t\3\t"+
"\2\2\n\2\4\6\b\n\f\16\20\2\3\3\2\n\13\2E\2\22\3\2\2\2\4\27\3\2\2\2\6\32"+
"\3\2\2\2\b%\3\2\2\2\n\'\3\2\2\2\f+\3\2\2\2\16A\3\2\2\2\20C\3\2\2\2\22"+
"\23\5\4\3\2\23\3\3\2\2\2\24\26\5\b\5\2\25\24\3\2\2\2\26\31\3\2\2\2\27"+
"\25\3\2\2\2\27\30\3\2\2\2\30\5\3\2\2\2\31\27\3\2\2\2\32\36\7\7\2\2\33"+
"\35\5\b\5\2\34\33\3\2\2\2\35 \3\2\2\2\36\34\3\2\2\2\36\37\3\2\2\2\37!"+
"\3\2\2\2 \36\3\2\2\2!\"\7\b\2\2\"\7\3\2\2\2#&\5\n\6\2$&\5\f\7\2%#\3\2"+
"\2\2%$\3\2\2\2&\t\3\2\2\2\'(\7\3\2\2()\5\16\b\2)*\7\6\2\2*\13\3\2\2\2"+
"+,\7\4\2\2,-\5\16\b\2-\60\5\6\4\2./\7\5\2\2/\61\5\6\4\2\60.\3\2\2\2\60"+
"\61\3\2\2\2\61\r\3\2\2\2\62\63\5\20\t\2\63\64\7\t\2\2\64\65\5\20\t\2\65"+
"B\3\2\2\2\66\67\5\20\t\2\678\t\2\2\289\5\20\t\29B\3\2\2\2:;\5\20\t\2;"+
"<\7\f\2\2<=\5\20\t\2=B\3\2\2\2>?\7\13\2\2?B\5\20\t\2@B\5\20\t\2A\62\3"+
"\2\2\2A\66\3\2\2\2A:\3\2\2\2A>\3\2\2\2A@\3\2\2\2B\17\3\2\2\2CD\7\r\2\2"+
"D\21\3\2\2\2\7\27\36%\60A";
public static final ATN _ATN =
new ATNDeserializer().deserialize(_serializedATN.toCharArray());
static {

52
src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4
View File

@@ -1,25 +1,59 @@
grammar Klang;
parse
: multiplicativeExpr <EOF>
: block <EOF>
;
multiplicativeExpr
: unaryExpression (MULT unaryExpression)*
block
: statement*
;
unaryExpression
: INTEGER_LITERAL
braced_block
: OBRK statement* CBRK
;
statement
: print
| if_statement
;
print
: PRINT expression SCOL
;
if_statement
: IF expression braced_block (ELSE braced_block)?
;
expression
: atom MULT atom #multiplicationExpression
| atom op=(ADD | SUB) atom #additiveExpression
| atom MOD atom #moduloExpression
| SUB atom #unaryNegateExpression
| atom #atomExpression
;
atom
: INTEGER_LITERAL #intAtom
;
PRINT: 'print';
IF: 'if';
ELSE: 'else';
SCOL: ';';
OBRK: '{';
CBRK: '}';
MULT: '*';
ADD: '+';
SUB: '-';
MOD: '%';
INTEGER_LITERAL
: [0-9]+
;
MULT
: '*'
;
WS
: [ \t\r\n] -> skip
;

71
src/main/java/de/hsrm/compiler/Klang/JSVisitor.java Normal file
View File

@@ -0,0 +1,71 @@
package de.hsrm.compiler.Klang;
public class JSVisitor extends KlangBaseVisitor<Void> {
private final StringBuilder sb;
public JSVisitor(StringBuilder sb) {
this.sb = sb;
}
@Override
public Void visitStatement(KlangParser.StatementContext ctx) {
for (int i = 0; i < ctx.children.size(); i++) {
this.visit(ctx.children.get(i));
sb.append("\n");
}
return null;
}
@Override
public Void visitPrint(KlangParser.PrintContext ctx) {
sb.append("console.log(");
this.visit(ctx.expression());
sb.append(");");
return null;
}
@Override
public Void visitMultiplicationExpression(KlangParser.MultiplicationExpressionContext ctx) {
this.visit(ctx.atom(0));
sb.append(" * ");
this.visit(ctx.atom(1));
return null;
}
@Override
public Void visitAdditiveExpression(KlangParser.AdditiveExpressionContext ctx) {
this.visit(ctx.atom(0));
switch (ctx.op.getType()) {
case KlangParser.ADD:
sb.append(" + ");
break;
case KlangParser.SUB:
sb.append(" - ");
break;
}
this.visit(ctx.atom(1));
return null;
}
@Override
public Void visitModuloExpression(KlangParser.ModuloExpressionContext ctx) {
this.visit(ctx.atom(0));
sb.append(" % ");
this.visit(ctx.atom(1));
return null;
}
@Override
public Void visitUnaryNegateExpression(KlangParser.UnaryNegateExpressionContext ctx) {
sb.append("-");
this.visit(ctx.atom());
return null;
}
@Override
public Void visitIntAtom(KlangParser.IntAtomContext ctx) {
sb.append(ctx.getText());
return null;
}
}

5
src/main/java/de/hsrm/compiler/Klang/Klang.java
View File

@@ -19,8 +19,9 @@ public class Klang {
KlangParser parser = new KlangParser(tokens);
ParseTree tree = parser.parse(); // begin parsing at init rule
// StringBuilder sb = new StringBuilder();
Visitor visitor = new Visitor();
int result = visitor.visit(tree);
System.out.println(result);
visitor.visit(tree);
// System.out.println(sb.toString());
}
}

55
src/main/java/de/hsrm/compiler/Klang/Value.java Normal file
View File

@@ -0,0 +1,55 @@
package de.hsrm.compiler.Klang;
public class Value {
public static Value VOID = new Value(new Object());
final Object value;
public Value(Object value) {
this.value = value;
}
public Integer asInteger() {
return (Integer)value;
}
public String asString() {
return String.valueOf(value);
}
public boolean isDouble() {
return value instanceof Double;
}
@Override
public int hashCode() {
if(value == null) {
return 0;
}
return this.value.hashCode();
}
@Override
public boolean equals(Object o) {
if(value == o) {
return true;
}
if(value == null || o == null || o.getClass() != value.getClass()) {
return false;
}
Value that = (Value)o;
return this.value.equals(that.value);
}
@Override
public String toString() {
return String.valueOf(value);
}
}

71
src/main/java/de/hsrm/compiler/Klang/Visitor.java
View File

@@ -1,19 +1,68 @@
package de.hsrm.compiler.Klang;
public class Visitor extends KlangBaseVisitor<Integer> {
@Override
public Integer visitMultiplicativeExpr(KlangParser.MultiplicativeExprContext ctx) {
int result = 1;
public class Visitor extends KlangBaseVisitor<Value> {
for (var expr: ctx.unaryExpression()) {
result *= this.visit(expr);
}
@Override
public Value visitPrint(KlangParser.PrintContext ctx) {
Value value = this.visit(ctx.expression());
System.out.println(value);
return value;
}
return result;
@Override
public Value visitIf_statement(KlangParser.If_statementContext ctx) {
Value cond = this.visit(ctx.expression());
if (cond.asInteger() != 0) {
this.visit(ctx.braced_block(0));
} else if (ctx.braced_block().size() > 1) {
this.visit(ctx.braced_block(1));
}
return null;
}
@Override
public Integer visitUnaryExpression(KlangParser.UnaryExpressionContext ctx) {
return Integer.parseInt(ctx.getText());
@Override
public Value visitMultiplicationExpression(KlangParser.MultiplicationExpressionContext ctx) {
Value left = this.visit(ctx.atom(0));
Value right = this.visit(ctx.atom(1));
return new Value(left.asInteger() * right.asInteger());
}
@Override
public Value visitAdditiveExpression(KlangParser.AdditiveExpressionContext ctx) {
Value left = this.visit(ctx.atom(0));
Value right = this.visit(ctx.atom(1));
switch (ctx.op.getType()) {
case KlangParser.ADD:
return new Value(left.asInteger() + right.asInteger());
case KlangParser.SUB:
return new Value(left.asInteger() - right.asInteger());
default:
throw new RuntimeException(
"Unknown operator for additive expression: " + KlangParser.VOCABULARY.getDisplayName(ctx.op.getType()));
}
}
@Override
public Value visitModuloExpression(KlangParser.ModuloExpressionContext ctx) {
Value left = this.visit(ctx.atom(0));
Value right = this.visit(ctx.atom(1));
return new Value(left.asInteger() % right.asInteger());
}
@Override
public Value visitUnaryNegateExpression(KlangParser.UnaryNegateExpressionContext ctx) {
Value value = this.visit(ctx.atom());
return new Value(-value.asInteger());
}
@Override
public Value visitAtomExpression(KlangParser.AtomExpressionContext ctx) {
return this.visit(ctx.atom());
}
@Override
public Value visitIntAtom(KlangParser.IntAtomContext ctx) {
return new Value(Integer.parseInt(ctx.getText()));
}
}

20
src/main/java/de/hsrm/compiler/Klang/types/IntegerType.java Normal file
View File

@@ -0,0 +1,20 @@
package de.hsrm.compiler.Klang.types;
public class IntegerType extends PrimitiveType {
private static IntegerType instance = null;
public static IntegerType getType() {
if (instance != null) {
return instance;
}
instance = new IntegerType();
return instance;
}
@Override
public boolean isIntegerType() {
return true;
}
}

13
src/main/java/de/hsrm/compiler/Klang/types/PrimitiveType.java Normal file
View File

@@ -0,0 +1,13 @@
package de.hsrm.compiler.Klang.types;
public abstract class PrimitiveType extends Type {
@Override
public boolean isPrimitiveType() {
return true;
}
public boolean isIntegerType() {
return false;
};
}

12
src/main/java/de/hsrm/compiler/Klang/types/Type.java Normal file
View File

@@ -0,0 +1,12 @@
package de.hsrm.compiler.Klang.types;
public abstract class Type {
// Returns an instance of IntegerType
// Used for adding new types to a node
public static IntegerType getIntegerType() {
return IntegerType.getType();
}
public abstract boolean isPrimitiveType();
}