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comparison core/src/luan/LuanState.java @ 578:60c549d43988

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remove LuanState.exception()
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 14 Jul 2015 17:40:48 -0600
parents 4723d22062ce
children f22a09e98b04
comparison
equal deleted inserted replaced
577:d7a85fbe15f1 578:60c549d43988
63 LuanFunction fn = BasicLuan.load(this,cmd,"eval",env,true); 63 LuanFunction fn = BasicLuan.load(this,cmd,"eval",env,true);
64 return fn.call(this); 64 return fn.call(this);
65 } 65 }
66 66
67 67
68
69 public LuanException exception(Object msg) throws LuanException {
70 return new LuanException(this,msg);
71 }
72
73 public Boolean checkBoolean(Object obj) throws LuanException { 68 public Boolean checkBoolean(Object obj) throws LuanException {
74 if( obj instanceof Boolean ) 69 if( obj instanceof Boolean )
75 return (Boolean)obj; 70 return (Boolean)obj;
76 throw exception( "attempt to use '"+context()+"' (a " + Luan.type(obj) + " value) as a boolean" ); 71 throw new LuanException(this, "attempt to use '"+context()+"' (a " + Luan.type(obj) + " value) as a boolean" );
77 } 72 }
78 73
79 public Boolean checkBoolean(Object obj,LuanElement el) throws LuanException { 74 public Boolean checkBoolean(Object obj,LuanElement el) throws LuanException {
80 push(el,null); 75 push(el,null);
81 try { 76 try {
86 } 81 }
87 82
88 public String checkString(Object obj) throws LuanException { 83 public String checkString(Object obj) throws LuanException {
89 if( obj instanceof String ) 84 if( obj instanceof String )
90 return (String)obj; 85 return (String)obj;
91 throw exception( "attempt to use '"+context()+"' (a " + Luan.type(obj) + " value) as a string" ); 86 throw new LuanException(this, "attempt to use '"+context()+"' (a " + Luan.type(obj) + " value) as a string" );
92 } 87 }
93 88
94 public LuanFunction checkFunction(Object obj) throws LuanException { 89 public LuanFunction checkFunction(Object obj) throws LuanException {
95 if( obj instanceof LuanFunction ) 90 if( obj instanceof LuanFunction )
96 return (LuanFunction)obj; 91 return (LuanFunction)obj;
97 throw exception( "attempt to call '"+context()+"' (a " + Luan.type(obj) + " value)" ); 92 throw new LuanException(this, "attempt to call '"+context()+"' (a " + Luan.type(obj) + " value)" );
98 } 93 }
99 94
100 public boolean isLessThan(Object o1,Object o2) throws LuanException { 95 public boolean isLessThan(Object o1,Object o2) throws LuanException {
101 if( o1 instanceof Number && o2 instanceof Number ) { 96 if( o1 instanceof Number && o2 instanceof Number ) {
102 Number n1 = (Number)o1; 97 Number n1 = (Number)o1;
109 return s1.compareTo(s2) < 0; 104 return s1.compareTo(s2) < 0;
110 } 105 }
111 LuanFunction fn = getBinHandler("__lt",o1,o2); 106 LuanFunction fn = getBinHandler("__lt",o1,o2);
112 if( fn != null ) 107 if( fn != null )
113 return checkBoolean( Luan.first(fn.call(this,new Object[]{o1,o2})) ); 108 return checkBoolean( Luan.first(fn.call(this,new Object[]{o1,o2})) );
114 throw exception( "attempt to compare " + Luan.type(o1) + " with " + Luan.type(o2) ); 109 throw new LuanException(this, "attempt to compare " + Luan.type(o1) + " with " + Luan.type(o2) );
115 } 110 }
116 111
117 public String toString(Object obj) throws LuanException { 112 public String toString(Object obj) throws LuanException {
118 if( obj instanceof LuanTable ) { 113 if( obj instanceof LuanTable ) {
119 LuanTable tbl = (LuanTable)obj; 114 LuanTable tbl = (LuanTable)obj;
142 LuanTable tbl = (LuanTable)obj; 137 LuanTable tbl = (LuanTable)obj;
143 return tbl.get(this,key); 138 return tbl.get(this,key);
144 } 139 }
145 if( obj != null && hasJava() ) 140 if( obj != null && hasJava() )
146 return JavaLuan.__index(this,obj,key,false); 141 return JavaLuan.__index(this,obj,key,false);
147 throw exception( "attempt to index a " + Luan.type(obj) + " value in '"+context()+"'" ); 142 throw new LuanException(this, "attempt to index a " + Luan.type(obj) + " value in '"+context()+"'" );
148 } 143 }
149 144
150 public String context() { 145 public String context() {
151 return stackTrace.get(stackTrace.size()-1).call.text(); 146 return stackTrace.get(stackTrace.size()-1).call.text();
152 } 147 }
181 } 176 }
182 /* 177 /*
183 public Number checkNumber(Object obj) throws LuanException { 178 public Number checkNumber(Object obj) throws LuanException {
184 if( obj instanceof Number ) 179 if( obj instanceof Number )
185 return (Number)obj; 180 return (Number)obj;
186 throw exception( "attempt to perform arithmetic on '"+context()+"' (a " + Luan.type(obj) + " value)" ); 181 throw new LuanException(this, "attempt to perform arithmetic on '"+context()+"' (a " + Luan.type(obj) + " value)" );
187 } 182 }
188 */ 183 */
189 } 184 }