mrubyedge 1.0.0-rc4

mruby/edge is yet another mruby that is specialized for running on WASM
Documentation 
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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125

extern crate mec_mrbc_sys;
extern crate mrubyedge;

mod helpers;
use helpers::*;

#[test]
fn smoke_test() {
    let code = "def add(a, b)
        a + b
    end";
    let binary = mrbc_compile("add", code);
    let mut rite = mrubyedge::rite::load(&binary).unwrap();
    let mut vm = mrubyedge::yamrb::vm::VM::open(&mut rite);
    vm.run().unwrap();

    // Assert
    let args = vec![
        int(1),
        int(2),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "add", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 3);
}

#[test]
fn fib_test() {
    let code = "
        def fib(n)
          if n < 1
            return 0
          elsif n < 3
            return 1
          else
            return fib(n-1)+fib(n-2)
          end
        end
    ";
    let binary = mrbc_compile("fib1", code);
    let mut rite = mrubyedge::rite::load(&binary).unwrap();
    let mut vm = mrubyedge::yamrb::vm::VM::open(&mut rite);
    vm.run().unwrap();

    // Assert
    let args = vec![
        int(1),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 1);

    let args = vec![
        int(2),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 1);

    let args = vec![
        int(3),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 2);

    let args = vec![
        int(10),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 55);

    let args = vec![
        int(15),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 610);
}

#[test]
fn fib2_test() {
    let code = "
        def fib(n)
          case n
          when 0
            0
          when 1..2
            1
          else
            fib(n - 1) + fib(n - 2)
          end
        end
    ";
    let binary = mrbc_compile("fib2", code);
    let mut rite = mrubyedge::rite::load(&binary).unwrap();
    let mut vm = mrubyedge::yamrb::vm::VM::open(&mut rite);
    vm.run().unwrap();

    // Assert
    let args = vec![
        int(1),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 1);

    let args = vec![
        int(2),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 1);

    let args = vec![
        int(3),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 2);

    let args = vec![
        int(10),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 55);

    let args = vec![
        int(15),
    ];
    let result: i32 = mrb_funcall(&mut vm, None, "fib", &args).unwrap().as_ref().try_into().unwrap();
    assert_eq!(result, 610);
}