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comparison core/src/luan/LuanState.java @ 647:8e8c30b72e9b

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move methods from LuanState to Luan
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 29 Mar 2016 20:39:14 -0600
parents cdc70de628b5
children d3e5414bdf4c
comparison
equal deleted inserted replaced
646:cdc70de628b5 647:8e8c30b72e9b
60 LuanFunction fn = BasicLuan.load(this,cmd,"eval",env,true); 60 LuanFunction fn = BasicLuan.load(this,cmd,"eval",env,true);
61 return fn.call(this); 61 return fn.call(this);
62 } 62 }
63 63
64 64
65 public Boolean checkBoolean(Object obj) throws LuanException {
66 if( obj instanceof Boolean )
67 return (Boolean)obj;
68 throw new LuanException("attempt to use a " + Luan.type(obj) + " value as a boolean" );
69 }
70
71 public String checkString(Object obj) throws LuanException {
72 if( obj instanceof String )
73 return (String)obj;
74 throw new LuanException("attempt to use a " + Luan.type(obj) + " value as a string" );
75 }
76
77 public LuanFunction checkFunction(Object obj) throws LuanException {
78 if( obj instanceof LuanFunction )
79 return (LuanFunction)obj;
80 throw new LuanException("attempt to call a " + Luan.type(obj) + " value" );
81 }
82
83 abstract public boolean isLessThan(Object o1,Object o2) throws LuanException;
84
85 public String toString(Object obj) throws LuanException { 65 public String toString(Object obj) throws LuanException {
86 if( obj instanceof LuanTable ) { 66 if( obj instanceof LuanTable ) {
87 LuanTable tbl = (LuanTable)obj; 67 LuanTable tbl = (LuanTable)obj;
88 return tbl.toString(this); 68 return tbl.toString(this);
89 } 69 }
108 88
109 /* 89 /*
110 public Number checkNumber(Object obj) throws LuanException { 90 public Number checkNumber(Object obj) throws LuanException {
111 if( obj instanceof Number ) 91 if( obj instanceof Number )
112 return (Number)obj; 92 return (Number)obj;
113 throw new LuanException(this, "attempt to perform arithmetic on '"+context()+"' (a " + Luan.type(obj) + " value)" ); 93 throw new LuanException( "attempt to perform arithmetic on '"+context()+"' (a " + Luan.type(obj) + " value)" );
114 } 94 }
115 */ 95 */
116 } 96 }