All files / mframejs/binding/ast symbolTemplate.ts

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
 
 
 
 
29x
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
/**
 * Symbol template
 * Will be used by our symbol class as template for new symbols/infix/prefix
 *
 */
export class SymbolTemplate {
 
    /**
     * nud = null denotation
     * A nud does not care about the tokens to the left. A led does
     * A nud method is used by values (such as variables and literals) and by prefix operators
     *
     */
    public nud() {
        console.error('Undefined.');
    }
 
 
 
    /**
     * led = left denotation
     * A led t care about the tokens to the left. A nud does not
     * A led method is used by infix operators and suffix operators
     *
     */
    public led() {
        console.error('Missing operator.');
    }
 
 
    /**
     * note
     * A token may have both a nud method and a led method.
     * For example, - might be both a prefix operator (negation) and an infix operator (subtraction), so it would have both nud and led methods
     *
     */
 
 
}