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comparison src/luan/modules/Io.luan @ 1308:70eecde81820

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remove fn,... to improve readability
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 23 Jan 2019 23:37:02 -0700
parents 8432d20a2729
children f41919741100
comparison
equal deleted inserted replaced
1307:6c8ceca4a10b 1308:70eecde81820
59 function Io.print(...) 59 function Io.print(...)
60 Io.print_to(Io.stdout,...) 60 Io.print_to(Io.stdout,...)
61 end 61 end
62 62
63 63
64 function Io.output_to(out,fn,...) 64 function Io.output_to(out,fn)
65 local old_out = Io.stdout 65 local old_out = Io.stdout
66 return try( { 66 return try {
67 function(...) 67 function()
68 Io.stdout = out 68 Io.stdout = out
69 return fn(...) 69 return fn()
70 end; 70 end
71 finally = function() 71 finally = function()
72 Io.stdout = old_out 72 Io.stdout = old_out
73 end; 73 end
74 }, ... ) 74 }
75 end 75 end
76 76
77 local uri = Io.uri -- make local 77 local uri = Io.uri -- make local
78 78
79 function Io.output_of(fn,...) 79 function Io.output_of(fn)
80 local string_uri = uri "string:" 80 local string_uri = uri "string:"
81 local out = string_uri.text_writer() 81 local out = string_uri.text_writer()
82 Io.output_to(out,fn,...) 82 Io.output_to(out,fn)
83 out.close() 83 out.close()
84 return string_uri.read_text() 84 return string_uri.read_text()
85 end 85 end
86 86
87 87