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
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Mu - 066stream.mu</title>
<meta name="Generator" content="Vim/7.4">
<meta name="plugin-version" content="vim7.4_v1">
<meta name="syntax" content="none">
<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy=">
<meta name="colorscheme" content="minimal">
<style type="text/css">
<!--
pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
body { font-family: monospace; color: #eeeeee; background-color: #080808; }
* { font-size: 1.05em; }
.muControl { color: #c0a020; }
.muRecipe { color: #ff8700; }
.Comment { color: #9090ff; }
.Constant { color: #00a0a0; }
.Special { color: #ff6060; }
-->
</style>
<script type='text/javascript'>
<!--
-->
</script>
</head>
<body>
<pre id='vimCodeElement'>
<span class="Comment"># new type to help incrementally read strings</span>
container stream [
index:number
data:address:array:character
]
<span class="muRecipe">recipe</span> new-stream [
<span class="Constant">local-scope</span>
result:address:stream<span class="Special"> <- </span>new <span class="Constant">stream:type</span>
i:address:number<span class="Special"> <- </span>get-address *result, <span class="Constant">index:offset</span>
*i<span class="Special"> <- </span>copy <span class="Constant">0</span>
d:address:address:array:character<span class="Special"> <- </span>get-address *result, <span class="Constant">data:offset</span>
*d<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
<span class="muControl">reply</span> result
]
<span class="muRecipe">recipe</span> rewind-stream [
<span class="Constant">local-scope</span>
in:address:stream<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
x:address:number<span class="Special"> <- </span>get-address *in, <span class="Constant">index:offset</span>
*x<span class="Special"> <- </span>copy <span class="Constant">0</span>
<span class="muControl">reply</span> in/same-as-arg:<span class="Constant">0</span>
]
<span class="muRecipe">recipe</span> read-line [
<span class="Constant">local-scope</span>
in:address:stream<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
idx:address:number<span class="Special"> <- </span>get-address *in, <span class="Constant">index:offset</span>
s:address:array:character<span class="Special"> <- </span>get *in, <span class="Constant">data:offset</span>
next-idx:number<span class="Special"> <- </span>find-next s, <span class="Constant">10/newline</span>, *idx
result:address:array:character<span class="Special"> <- </span>string-copy s, *idx, next-idx
*idx<span class="Special"> <- </span>add next-idx, <span class="Constant">1</span> <span class="Comment"># skip newline</span>
<span class="muControl">reply</span> result
]
<span class="muRecipe">recipe</span> end-of-stream? [
<span class="Constant">local-scope</span>
in:address:stream<span class="Special"> <- </span><span class="Constant">next-ingredient</span>
idx:address:number<span class="Special"> <- </span>get *in, <span class="Constant">index:offset</span>
s:address:array:character<span class="Special"> <- </span>get *in, <span class="Constant">data:offset</span>
len:number<span class="Special"> <- </span>length *s
result:boolean<span class="Special"> <- </span>greater-or-equal idx, len
<span class="muControl">reply</span> result
]
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->
|