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ProofScriptParser
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sarah.grebing
ProofScriptParser
Commits
39738b60
Commit
39738b60
authored
Apr 27, 2017
by
Sarah Grebing
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init ProofScriptLanguage and Maven Project
parents
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pom.xml
pom.xml
+45
-0
src/main/antlr4/ScriptLanguage.g4
src/main/antlr4/ScriptLanguage.g4
+203
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pom.xml
0 → 100644
View file @
39738b60
<project
xmlns=
"http://maven.apache.org/POM/4.0.0"
xmlns:xsi=
"http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation=
"http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
>
<modelVersion>
4.0.0
</modelVersion>
<groupId>
edu.kit.formal
</groupId>
<artifactId>
ScriptParser
</artifactId>
<version>
1.0-SNAPSHOT
</version>
<packaging>
jar
</packaging>
<name>
ScriptParser
</name>
<url>
http://maven.apache.org
</url>
<properties>
<project.build.sourceEncoding>
UTF-8
</project.build.sourceEncoding>
<maven.compiler.target>
1.8
</maven.compiler.target>
<maven.compiler.source>
1.8
</maven.compiler.source>
</properties>
<build>
<plugins>
<plugin>
<groupId>
org.antlr
</groupId>
<artifactId>
antlr4-maven-plugin
</artifactId>
<version>
4.3
</version>
<executions>
<execution>
<id>
antlr
</id>
<goals>
<goal>
antlr4
</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>
junit
</groupId>
<artifactId>
junit
</artifactId>
<version>
4.12
</version>
<scope>
test
</scope>
</dependency>
</dependencies>
</project>
src/main/antlr4/ScriptLanguage.g4
0 → 100644
View file @
39738b60
/** Optional javadoc style comment */
grammar ScriptLanguage;
start
: (SCRIPT ID '(' argList? ')' INDENT stmtList DEDENT)*
;
argList
: varDecl (',' varDecl)+
;
varDecl
: ID ':' type
;
type
: INT
| BOOL
| TERMTYPE
;
stmtList
: statement+
;
statement
: assignment
| repeatStmt
| casesStmt
| forEachStmt
| theOnlyStmt
| scriptCommand
| callStmt
;
assignment
: ID (':' type)? ':=' expression SEMICOLON
;
expression
: matchPattern
| '-' expression
| 'not' expression
| expression MUL expression
| <assoc=right> expression DIV expression
| expression (PLUS|MINUS) expression
| expression LE expression
| expression GE expression
| expression LEQ expression
| expression GEQ expression
| expression EQ expression
| expression NEQ expression
| expression AND expression
| expression OR expression
| expression IMP expression
| expression EQUIV expression
| scriptVar
| ID
| DIGITS
| '(' expression ')'
| TERM
| STRINGLIT
| TRUE
| FALSE
;
matchPattern
: 'match' TERM 'using' '[' ID COLON type (',' ID COLON type)* ']'
;
scriptVar
: '?' ID
;
repeatStmt
: REPEAT INDENT stmtList DEDENT
;
casesStmt
: 'cases' INDENT casesList+ DEDENT
;
casesList
: 'case' expression COLON INDENT stmtList DEDENT casesList*
| 'default' COLON INDENT stmtList DEDENT
;
forEachStmt
: FOREACH INDENT stmtList DEDENT
;
theOnlyStmt
: THEONLY INDENT stmtList DEDENT
;
scriptCommand
: ID (ID '=' expression)* SEMICOLON
;
callStmt
: CALL scriptCommand SEMICOLON
;
//LEXER Rules
WS : [ \t\n\r]+ -> skip ;
SCRIPT : 'script' ;
TRUE : 'true' ;
FALSE : 'false' ;
CALL : 'call' ;
REPEAT : 'repeat' ;
INT : 'int' ;
BOOL: 'bool' ;
TERMTYPE : 'term' ;
FOREACH : 'foreach' ;
THEONLY : 'theonly' ;
ID : [a-zA-Z] [_a-zA-Z0-9]* ;
DIGITS : DIGIT+ ;
fragment DIGIT : [0-9] ;
INDENT : '{' ;
DEDENT : '}' ;
SEMICOLON : ';' ;
COLON : ':' ;
STRINGLIT : '"' ~["]* '"' ;
TERM : '`' ~[`]* '`' ;
PLUS : '+' ;
MINUS : '-' ;
MUL : '*' ;
DIV : '/' ;
EQ : '=' ;
NEQ : '!=' ;
GEQ : '>=' ;
LEQ : '<=' ;
GE : '>' ;
LE : '<' ;
AND : '&' ;
OR: '|' ;
IMP : '->' ;
EQUIV : '<=>' ;
//options {...}
//import ... ;
//tokens {...}
//channels {...} // lexer only
//@actionName {...}
/*
//Script ::= 'script' ID (ARGLIST)? NEWLINE INDENT Cmd DEDENT | Cmd
Cmd ::= //Cmd ';' Cmd |
VarAssign |
//'repeat' NEWLINE INDENT Cmd+ DEDENT |
'cases' NEWLINE DEDENT Case+ ('default:' NEWLINE INDENT Cmd DEDENT)? DEDENT |
'foreach' NEWLINE INDENT Cmd+ DEDENT |
'theonly'NEWLINE INDENT cmd DEDENT |
// Cmd 'on' (ShemaTerm | ShemaVar)+ ('with' (ShemaVar| ShemaTerm))? |
'call' scriptCommand;
Case ::= 'case' BoolExpr ':' NEWLINE INDENT Cmd+ DEDENT
VarAssign ::= ID ':' TYPE |
ID ':=' (AExpr| BExpr | ///PosExpr) //PosExp evtl. das matchpattern für Sequents?
//MatchPattern ::= 'match' ('Seq'? ShemaSeq) |
// ('matchLabel'| 'matchRule') RegExpr
// 'match' ( `~[`]` | '~[\']' | ID)
*/
/*arithExpr
: ID
| DIGITS
| arithExpr arithOp arithExpr
;
arithOp
: '+' | '-' | '*' | '/'
;
boolExpr
: TRUE
| FALSE
| matchPattern
| 'not' boolExpr
| boolExpr boolOp boolExpr
| arithExpr relOp arithExpr
;
boolOp
: 'and' | 'or'
;
relOp
: '<' | '<=' | '=' | '>' | '>='
;
*/
\ No newline at end of file
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