Mercurial Hosting > luan
annotate src/luan/modules/Io.luan @ 1520:d9a5405a3102
try statement
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Sun, 21 Jun 2020 18:14:13 -0600 |
parents | b765f146f4dc |
children | 81288d8b20a2 |
rev | line source |
---|---|
1353
8d95711f6615
replace java() with require "java"
Franklin Schmidt <fschmidt@gmail.com>
parents:
1330
diff
changeset
|
1 require "java" |
321
7f7708e8fdd4
remove import statement
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
320
diff
changeset
|
2 local IoLuan = require "java:luan.modules.IoLuan" |
7f7708e8fdd4
remove import statement
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
320
diff
changeset
|
3 local System = require "java:java.lang.System" |
1280 | 4 local Boot = require "luan:Boot.luan" |
5 | |
297
899253043270
remove PackageLuan.load_lib()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff
changeset
|
6 |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
7 local Io = {} |
503 | 8 |
1444 | 9 Io.dns_lookup = IoLuan.dns_lookup |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
10 Io.ip = IoLuan.ip |
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
11 Io.my_ips = IoLuan.my_ips |
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
12 Io.read_console_line = IoLuan.read_console_line |
1280 | 13 Io.schemes = Boot.schemes |
14 Io.uri = Boot.uri | |
15 Io.stdin = Boot.new_LuanIn( IoLuan.defaultStdin ) | |
16 Io.stdout = Boot.text_writer(System.out) | |
17 Io.stderr = Boot.text_writer(System.err) | |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
18 |
753
5e3970ccd86a
improve password handling
Franklin Schmidt <fschmidt@gmail.com>
parents:
746
diff
changeset
|
19 -- used by http and rpc |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
20 Io.password = "password" |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
21 |
693
ca169567ce07
module URIs must now include ".luan"
Franklin Schmidt <fschmidt@gmail.com>
parents:
680
diff
changeset
|
22 local Luan = require "luan:Luan.luan" |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
23 local error = Luan.error |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
24 local to_string = Luan.to_string or error() |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
25 local type = Luan.type or error() |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
26 local ipairs = Luan.ipairs or error() |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
27 local pairs = Luan.pairs or error() |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
28 local values = Luan.values or error() |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
29 local load = Luan.load or error() |
693
ca169567ce07
module URIs must now include ".luan"
Franklin Schmidt <fschmidt@gmail.com>
parents:
680
diff
changeset
|
30 local Table = require "luan:Table.luan" |
1277 | 31 local pack = Table.pack or error() |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
32 local unpack = Table.unpack or error() |
693
ca169567ce07
module URIs must now include ".luan"
Franklin Schmidt <fschmidt@gmail.com>
parents:
680
diff
changeset
|
33 local String = require "luan:String.luan" |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
34 local encode = String.encode or error() |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
35 local matches = String.matches or error() |
539
473e456444ff
Remove object-oriented primitive methods for string and binary
Franklin Schmidt <fschmidt@gmail.com>
parents:
503
diff
changeset
|
36 |
320
fed1893821bf
remove global namespace
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
319
diff
changeset
|
37 |
680
ecd436959855
improve template statements
Franklin Schmidt <fschmidt@gmail.com>
parents:
629
diff
changeset
|
38 -- do not change |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
39 function Io.template_write(...) |
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
40 return Io.stdout.write(...) |
680
ecd436959855
improve template statements
Franklin Schmidt <fschmidt@gmail.com>
parents:
629
diff
changeset
|
41 end |
ecd436959855
improve template statements
Franklin Schmidt <fschmidt@gmail.com>
parents:
629
diff
changeset
|
42 |
ecd436959855
improve template statements
Franklin Schmidt <fschmidt@gmail.com>
parents:
629
diff
changeset
|
43 |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
44 function Io.print_to(out,...) |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
45 local list = {} |
1276 | 46 for _, v in values(...) do |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
47 list[#list+1] = to_string(v) |
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
48 list[#list+1] = '\t' |
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
49 end |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
50 if #list > 0 then |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
51 list[#list] = '\n' |
539
473e456444ff
Remove object-oriented primitive methods for string and binary
Franklin Schmidt <fschmidt@gmail.com>
parents:
503
diff
changeset
|
52 out.write( unpack(list) ) |
1277 | 53 else |
54 out.write('\n') | |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
55 end |
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
56 end |
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
57 |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
58 function Io.print(...) |
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
59 Io.print_to(Io.stdout,...) |
298
2ce23c7e2342
remove init.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
297
diff
changeset
|
60 end |
392
8668f3799ad9
add Io.dont_write_when_no
Franklin Schmidt <fschmidt@gmail.com>
parents:
321
diff
changeset
|
61 |
8668f3799ad9
add Io.dont_write_when_no
Franklin Schmidt <fschmidt@gmail.com>
parents:
321
diff
changeset
|
62 |
1308
70eecde81820
remove fn,... to improve readability
Franklin Schmidt <fschmidt@gmail.com>
parents:
1288
diff
changeset
|
63 function Io.output_to(out,fn) |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
64 local old_out = Io.stdout |
1520 | 65 try |
66 Io.stdout = out | |
67 return fn() | |
68 finally | |
69 Io.stdout = old_out | |
70 end | |
589
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
71 end |
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
72 |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
73 local uri = Io.uri -- make local |
589
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
74 |
1308
70eecde81820
remove fn,... to improve readability
Franklin Schmidt <fschmidt@gmail.com>
parents:
1288
diff
changeset
|
75 function Io.output_of(fn) |
589
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
76 local string_uri = uri "string:" |
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
77 local out = string_uri.text_writer() |
1308
70eecde81820
remove fn,... to improve readability
Franklin Schmidt <fschmidt@gmail.com>
parents:
1288
diff
changeset
|
78 Io.output_to(out,fn) |
589
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
79 out.close() |
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
80 return string_uri.read_text() |
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
81 end |
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
82 |
97c8ae330efe
add varargs to Luan.try;
Franklin Schmidt <fschmidt@gmail.com>
parents:
554
diff
changeset
|
83 |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
84 -- debug |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
85 |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
86 function Io.debug(prompt) |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
87 prompt = prompt or "luan_debug> " |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
88 local function console() |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
89 return Io.read_console_line(prompt) |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
90 end |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
91 local env = {} |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
92 for line in console do |
1520 | 93 try |
94 local fn | |
95 try | |
96 fn = load("return "..line,"stdin",env) | |
97 catch e | |
98 fn = load(line,"stdin",env) | |
694
b620b8e1010f
remove Luan.load() allow_expression param and add Luan.eval()
Franklin Schmidt <fschmidt@gmail.com>
parents:
693
diff
changeset
|
99 end |
1520 | 100 local rtn = pack( fn() ) |
101 if rtn.n > 0 then | |
102 Io.print( unpack(rtn) ) | |
694
b620b8e1010f
remove Luan.load() allow_expression param and add Luan.eval()
Franklin Schmidt <fschmidt@gmail.com>
parents:
693
diff
changeset
|
103 end |
1520 | 104 catch e |
105 Io.print(e) | |
106 end | |
554
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
107 end |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
108 end |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
109 |
18504c41b0be
move debug() to Io and remove Debug module;
Franklin Schmidt <fschmidt@gmail.com>
parents:
539
diff
changeset
|
110 |
1088
bae2d0c2576c
change module naming convention
Franklin Schmidt <fschmidt@gmail.com>
parents:
775
diff
changeset
|
111 return Io |