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
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
package parse
import (
"testing"
"github.com/elves/elvish/tt"
)
var n = mustParse("ls $x[0]$y[1];echo")
var pprintASTTests = tt.Table{
tt.Args(n).Rets(
`Chunk
Pipeline/Form
Compound/Indexing/Primary Type=Bareword Value="ls"
Compound
Indexing
Primary Type=Variable Value="x"
Array/Compound/Indexing/Primary Type=Bareword Value="0"
Indexing
Primary Type=Variable Value="y"
Array/Compound/Indexing/Primary Type=Bareword Value="1"
Pipeline/Form/Compound/Indexing/Primary Type=Bareword Value="echo"
`),
}
func TestPPrintAST(t *testing.T) {
tt.Test(t, tt.Fn("PPrintAST", PPrintAST), pprintASTTests)
}
var pprintParseTreeTests = tt.Table{
tt.Args(n).Rets(
`Chunk "ls $x[0]$y[1];echo" 0-18
Pipeline/Form "ls $x[0]$y[1]" 0-13
Compound/Indexing/Primary "ls" 0-2
Sep " " 2-3
Compound "$x[0]$y[1]" 3-13
Indexing "$x[0]" 3-8
Primary "$x" 3-5
Sep "[" 5-6
Array/Compound/Indexing/Primary "0" 6-7
Sep "]" 7-8
Indexing "$y[1]" 8-13
Primary "$y" 8-10
Sep "[" 10-11
Array/Compound/Indexing/Primary "1" 11-12
Sep "]" 12-13
Sep ";" 13-14
Pipeline/Form/Compound/Indexing/Primary "echo" 14-18
`),
}
func TestPprintParseTree(t *testing.T) {
tt.Test(t, tt.Fn("PPrintParseTree", PPrintParseTree), pprintParseTreeTests)
}
func mustParse(src string) Node {
n, err := Parse("[test]", src)
if err != nil {
panic(err)
}
return n
}
|
