proposal: embed: //go:embed directive to embed current file if no argument given #58130
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This seems very special purpose, and rather confusing when reading the code. |
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I don't really understand what you are trying to do, but have you considered using |
This is not a big deal, as the file being renamed without the embed directive being updated will lead to a test failure. But currently the embed directive without argument is an error, so I figured that we might as well make the default do something useful. I suppose the current error is helpful in preventing someone accidentally including a file in the compiled binary that they didn't intend. |
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For a variable located in
foo.goto embed the filefoo.go, we need:It would be convenient if the embed directive interprets the empty argument as to embed the current source file, e.g.:
I was looking to do documentation generation by parsing out godoc comment of a go source file that contains many configuration parameters for a program by embedding that file and parsing the AST. By allowing the embed directive embed the source file that the directive appears in when no arguments are given, I no longer have to couple the embed directive argument with that source file's filename (i.e., no longer need to update the embed directive every time the source code's filename is changed).
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