171 |
171 |
172 end |
172 end |
173 |
173 |
174 |
174 |
175 -- 'how' is a string that identifies the content of 'to' and 'value': |
175 -- 'how' is a string that identifies the content of 'to' and 'value': |
176 -- if 'how' is "iskey", then 'to' é is a key and 'value' is nil. |
176 -- if 'how' is "iskey", then 'to' is a key and 'value' is nil. |
177 -- if 'how' is "key", then 'to' is an object and 'value' is the name of the |
177 -- if 'how' is "key", then 'to' is an object and 'value' is the name of the |
178 -- key. |
178 -- key. |
179 function edge(env, from, to, how, value) |
179 function edge(env, from, to, how, value) |
180 |
180 |
181 local t = type(to) |
181 local t = type(to) |