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BREAKING: deprecate loading files with unknown or missing extensions #15365

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BREAKING: deprecate loading files with unknown or missing extensions #15365

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7f2b068
module: deprecate loading files with unknown or missing extensions
bmeck Sep 12, 2017
54f3112
should only create 1 deprecate function
bmeck Sep 12, 2017
ed60ce4
fix long line
bmeck Sep 12, 2017
2f35f90
doc touchup
bmeck Sep 12, 2017
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7 changes: 7 additions & 0 deletions doc/api/deprecations.md
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Original file line number Diff line number Diff line change
Expand Up @@ -684,6 +684,13 @@ difference is that `querystring.parse()` does url encoding:
{ '%E5%A5%BD': '1' }
```

<a id="DEP00XX"></a>
### DEP00XX: Loading files without a known file extension

Type: Runtime

Files without file extensions or unknown file extensions will not be loaded.

[`Buffer.allocUnsafeSlow(size)`]: buffer.html#buffer_class_method_buffer_allocunsafeslow_size
[`Buffer.from(array)`]: buffer.html#buffer_class_method_buffer_from_array
[`Buffer.from(buffer)`]: buffer.html#buffer_class_method_buffer_from_buffer
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13 changes: 10 additions & 3 deletions lib/module.js
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Expand Up @@ -24,6 +24,7 @@
const NativeModule = require('native_module');
const util = require('util');
const internalModule = require('internal/module');
const internalUtil = require('internal/util');
const { getURLFromFilePath } = require('internal/url');
const vm = require('vm');
const assert = require('assert').ok;
Expand Down Expand Up @@ -507,7 +508,11 @@ Module._resolveFilename = function(request, parent, isMain) {
return filename;
};


const DEPRECATED_EXTENSION_FILLING = internalUtil.deprecate(() => {
return '.js';
},
'Loading files without an extension or unknown extension is deprecated',
'DEP0077');
// Given a file name, pass it to the proper extension handler.
Module.prototype.load = function(filename) {
debug('load %j for module %j', filename, this.id);
Expand All @@ -516,8 +521,10 @@ Module.prototype.load = function(filename) {
this.filename = filename;
this.paths = Module._nodeModulePaths(path.dirname(filename));

var extension = path.extname(filename) || '.js';
if (!Module._extensions[extension]) extension = '.js';
var extension = path.extname(filename);
if (!extension || !Module._extensions[extension]) {
extension = DEPRECATED_EXTENSION_FILLING();
};
Module._extensions[extension](this, filename);
this.loaded = true;

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