Created
September 14, 2019 07:31
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Flutter web main.dart.js
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(function() { | |
var _currentDirectory = (function () { | |
var _url; | |
var lines = new Error().stack.split('\n'); | |
function lookupUrl() { | |
if (lines.length > 2) { | |
var match = lines[1].match(/^\s+at (.+):\d+:\d+$/); | |
// Chrome. | |
if (match) return match[1]; | |
// Chrome nested eval case. | |
match = lines[1].match(/^\s+at eval [(](.+):\d+:\d+[)]$/); | |
if (match) return match[1]; | |
// Edge. | |
match = lines[1].match(/^\s+at.+\((.+):\d+:\d+\)$/); | |
if (match) return match[1]; | |
// Firefox. | |
match = lines[0].match(/[<][@](.+):\d+:\d+$/) | |
if (match) return match[1]; | |
} | |
// Safari. | |
return lines[0].match(/(.+):\d+:\d+$/)[1]; | |
} | |
_url = lookupUrl(); | |
var lastSlash = _url.lastIndexOf('/'); | |
if (lastSlash == -1) return _url; | |
var currentDirectory = _url.substring(0, lastSlash + 1); | |
return currentDirectory; | |
})(); | |
var baseUrl = (function () { | |
// Attempt to detect --precompiled mode for tests, and set the base url | |
// appropriately, otherwise set it to '/'. | |
var pathParts = location.pathname.split("/"); | |
if (pathParts[0] == "") { | |
pathParts.shift(); | |
} | |
if (pathParts.length > 1 && pathParts[1] == "test") { | |
return "/" + pathParts.slice(0, 2).join("/") + "/"; | |
} | |
// Attempt to detect base url using <base href> html tag | |
// base href should start and end with "/" | |
if (typeof document !== 'undefined') { | |
var el = document.getElementsByTagName('base'); | |
if (el && el[0] && el[0].getAttribute("href") && el[0].getAttribute | |
("href").startsWith("/") && el[0].getAttribute("href").endsWith("/")){ | |
return el[0].getAttribute("href"); | |
} | |
} | |
// return default value | |
return "/"; | |
}()); | |
var mapperUri = baseUrl + "packages/build_web_compilers/src/" + | |
"dev_compiler_stack_trace/stack_trace_mapper.dart.js"; | |
var requireUri = baseUrl + | |
"packages/build_web_compilers/src/dev_compiler/require.js"; | |
var mainUri = _currentDirectory + "main_web_entrypoint.dart.bootstrap"; | |
if (typeof document != 'undefined') { | |
var el = document.createElement("script"); | |
el.defer = true; | |
el.async = false; | |
el.src = mapperUri; | |
document.head.appendChild(el); | |
el = document.createElement("script"); | |
el.defer = true; | |
el.async = false; | |
el.src = requireUri; | |
el.setAttribute("data-main", mainUri); | |
document.head.appendChild(el); | |
} else { | |
importScripts(mapperUri, requireUri); | |
require.config({ | |
baseUrl: baseUrl, | |
}); | |
// TODO: update bootstrap code to take argument - dart-lang/build#1115 | |
window = self; | |
require([mainUri + '.js']); | |
} | |
})(); |
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