Mercurial Hosting > luan
annotate src/luan/modules/Boot.luan @ 1283:503bde9a7c80
add luan.require() and table.call()
| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Fri, 21 Dec 2018 09:12:09 -0700 |
| parents | 781ec0a92bb5 |
| children | 9eb3a9724853 |
| rev | line source |
|---|---|
| 1280 | 1 java() |
| 2 local System = require "java:java.lang.System" | |
| 3 local URL = require "java:java.net.URL" | |
| 4 local BasicLuan = require "java:luan.modules.BasicLuan" | |
| 5 local new_error = BasicLuan.new_error | |
| 6 local ipairs = BasicLuan.ipairs | |
|
1283
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
7 local set_metatable = BasicLuan.set_metatable |
| 1280 | 8 local StringLuan = require "java:luan.modules.StringLuan" |
| 9 local match = StringLuan.match -- String.match | |
| 10 local IoLuan = require "java:luan.modules.IoLuan" | |
| 11 local LuanUrl = require "java:luan.modules.url.LuanUrl" | |
| 12 | |
| 13 | |
| 14 local Boot = {} | |
| 15 | |
| 16 | |
| 17 local function error(message) | |
| 18 new_error(message).throw() | |
| 19 end | |
| 20 Boot.error = error | |
| 21 | |
| 22 | |
| 23 local function new_LuanIn(io) | |
| 24 local this = {} | |
| 25 this.java = io | |
| 26 this.to_string = io.to_string | |
| 27 this.to_uri_string = io.to_uri_string | |
| 28 this.read_text = io.read_text | |
| 29 this.read_binary = io.read_binary | |
| 30 this.read_lines = io.read_lines | |
| 31 this.read_blocks = io.read_blocks | |
| 32 this.exists = io.exists | |
| 33 this.checksum = io.checksum | |
| 34 this.charset = io.charset | |
| 35 this.set_charset = io.set_charset | |
| 36 return this | |
| 37 end | |
| 38 Boot.new_LuanIn = new_LuanIn | |
| 39 | |
| 40 local function new_writer(writer) | |
| 41 local this = {} | |
| 42 this.java = writer | |
| 43 this.write = writer.write | |
| 44 this.close = writer.close | |
| 45 return this | |
| 46 end | |
| 47 | |
| 48 function Boot.text_writer(out) | |
| 49 return new_writer( IoLuan.luanWriter(out) ) | |
| 50 end | |
| 51 | |
| 52 Boot.binary_writer = new_writer | |
| 53 | |
| 54 local function new_LuanIO(io) | |
| 55 local this = new_LuanIn(io) | |
| 56 this.write = io.write | |
| 57 this.write_text = io.write_text | |
| 58 | |
| 59 function this.text_writer() | |
| 60 return new_writer( io.text_writer() ) | |
| 61 end | |
| 62 | |
| 63 function this.binary_writer() | |
| 64 return new_writer( io.binary_writer() ) | |
| 65 end | |
| 66 | |
| 67 return this | |
| 68 end | |
| 69 | |
| 70 local schemes = {} | |
| 71 | |
| 72 function schemes.null(path) | |
| 73 return new_LuanIO( IoLuan.nullIO ) | |
| 74 end | |
| 75 | |
| 76 function schemes.string(path) | |
| 77 return new_LuanIO( IoLuan.LuanString.new(path) ) | |
| 78 end | |
| 79 | |
| 80 function schemes.classpath(path) | |
| 81 local cp = IoLuan.classpath(path) | |
| 82 return cp and new_LuanIn(cp) | |
| 83 end | |
| 84 | |
| 85 function schemes.luan(path) | |
| 86 return schemes.classpath("luan/modules/"..path) | |
| 87 end | |
| 88 | |
| 89 function schemes.stdin(path) | |
| 90 local Io = require "luan:Io.luan" | |
| 91 return Io.stdin | |
| 92 end | |
| 93 | |
| 94 local function url(path,options) | |
| 95 return new_LuanIn( LuanUrl.new(URL.new(path),options) ) | |
| 96 end | |
| 97 | |
| 98 function schemes.http(path,options) | |
| 99 return url( "http:"..path, options ) | |
| 100 end | |
| 101 | |
| 102 function schemes.https(path,options) | |
| 103 return url( "https:"..path, options ) | |
| 104 end | |
| 105 | |
| 106 local function new_BaseOs(io) | |
| 107 local this = new_LuanIO(io) | |
| 108 this.wait_for = io.wait_for | |
| 109 return this | |
| 110 end | |
| 111 | |
| 112 function schemes.os(path,options) | |
| 113 return new_BaseOs( IoLuan.LuanOs.new(path,options) ) | |
| 114 end | |
| 115 | |
| 116 function schemes.bash(path,options) | |
| 117 return new_BaseOs( IoLuan.LuanBash.new(path,options) ) | |
| 118 end | |
| 119 | |
| 120 local function new_LuanFile(io) | |
| 121 local this = new_LuanIO(io) | |
| 122 this.name = io.file.getName | |
| 123 this.is_directory = io.file.isDirectory | |
| 124 this.is_file = io.file.isFile | |
| 125 this.delete = io.delete | |
| 126 this.delete_on_exit = io.file.deleteOnExit | |
| 127 this.mkdir = io.mkdir | |
| 128 this.last_modified = io.file.lastModified | |
| 129 this.set_last_modified = io.set_last_modified | |
| 130 this.length = io.file.length | |
| 131 this.rename_to = io.rename_to | |
| 132 | |
| 133 function this.child(name) | |
| 134 return new_LuanFile( io.child(name) ) | |
| 135 end | |
| 136 | |
| 137 function this.children() | |
| 138 local raw = io.children() | |
| 139 if raw == nil then | |
| 140 return nil | |
| 141 end | |
| 142 local rtn = {} | |
| 143 for _, child in ipairs(raw) do | |
| 144 rtn[#rtn+1] = new_LuanFile(child) | |
| 145 end | |
| 146 return rtn | |
| 147 end | |
| 148 | |
| 149 function this.parent() | |
| 150 return new_LuanFile( io.parent() ) | |
| 151 end | |
| 152 | |
| 153 function this.canonical() | |
| 154 return new_LuanFile( io.canonical() ) | |
| 155 end | |
| 156 | |
| 157 function this.create_temp_file(prefix,suffix) | |
| 158 return new_LuanFile( io.create_temp_file(prefix,suffix) ) | |
| 159 end | |
| 160 | |
| 161 return this | |
| 162 end | |
| 163 | |
| 164 function schemes.file(path) | |
| 165 return new_LuanFile( IoLuan.LuanFile.new(path) ) | |
| 166 end | |
| 167 | |
| 168 Boot.schemes = schemes | |
| 169 | |
| 170 | |
| 171 local function uri(name,options) | |
| 172 local scheme, location = match( name, "^([^:]+):(.*)$" ) | |
| 173 scheme or error( "invalid Io.uri name '"..name.."', missing scheme" ) | |
| 174 local opener = schemes[scheme] or error( "invalid scheme '"..scheme.."' in '"+name+"'" ) | |
| 175 return opener(location,options) | |
| 176 end | |
| 177 Boot.uri = uri | |
| 178 | |
| 179 | |
| 180 function Boot.read(uri_str) -- for PackageLuan.java | |
| 181 local u = uri(uri_str) | |
| 182 if u==nil or not u.exists() then | |
| 183 return nil | |
| 184 end | |
| 185 return u.read_text() | |
| 186 end | |
| 187 | |
| 188 | |
|
1283
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
189 local error_mt = {} |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
190 |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
191 function error_mt.__to_string(t) |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
192 return t.java.getLuanStackTraceString() |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
193 end |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
194 |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
195 function Boot.new_error_table(ex) -- for LuanException.java |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
196 local this = {} |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
197 set_metatable(this,error_mt) |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
198 this.java = ex |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
199 this.get_message = ex.getMessage |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
200 this.throw = ex.throwThis |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
201 this.get_stack_trace_string = ex.getLuanStackTraceString |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
202 this.get_java_stack_trace_string = ex.getLuanStackTraceString |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
203 return this |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
204 end |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
205 |
|
503bde9a7c80
add luan.require() and table.call()
Franklin Schmidt <fschmidt@gmail.com>
parents:
1280
diff
changeset
|
206 |
| 1280 | 207 return Boot |