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comparison graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/builtins/SLDefineFunctionBuiltin.java @ 13821:b16ec83edc73

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Documentation and more refactoring of Simple Language
author Christian Wimmer <christian.wimmer@oracle.com>
date Wed, 29 Jan 2014 20:45:43 -0800
parents 7c418666c6c9
children afd6fa5e8229
comparison
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13820:20e7727588e8 13821:b16ec83edc73
1 /* 1 /*
2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
22 */ 22 */
23 package com.oracle.truffle.sl.builtins; 23 package com.oracle.truffle.sl.builtins;
24 24
25 import com.oracle.truffle.api.*; 25 import com.oracle.truffle.api.*;
26 import com.oracle.truffle.api.dsl.*; 26 import com.oracle.truffle.api.dsl.*;
27 import com.oracle.truffle.api.nodes.*;
27 import com.oracle.truffle.sl.parser.*; 28 import com.oracle.truffle.sl.parser.*;
28 29
30 /**
31 * Builtin function to define (or redefine) functions. The provided source code is parsed the same
32 * way as the initial source of the script, so the same syntax applies.
33 */
34 @NodeInfo(shortName = "defineFunction")
29 public abstract class SLDefineFunctionBuiltin extends SLBuiltinNode { 35 public abstract class SLDefineFunctionBuiltin extends SLBuiltinNode {
30 36
31 @Specialization 37 @Specialization
32 public String defineFunction(String code) { 38 public String defineFunction(String code) {
33 Source source = getContext().getSourceManager().get("dynamic", code); 39 Source source = getContext().getSourceManager().get("[defineFunction]", code);
40 /* The same parsing code as for parsing the initial source. */
34 Parser.parseSL(getContext(), source); 41 Parser.parseSL(getContext(), source);
35 return code; 42 return code;
36 } 43 }
37 } 44 }