Russ Cox f098ccf04a io/fs: add ReadFile and ReadFileFS
Add ReadFile helper function, ReadFileFS interface, and test.
Add ReadFile method to fstest.MapFS.
Add testing of ReadFile method to fstest.TestFS.

For #41190.

Change-Id: I5b6a41e2e582824e570463b698b635abaa436c32
Reviewed-on: https://go-review.googlesource.com/c/go/+/243912
Trust: Russ Cox <rsc@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
2020-10-20 17:52:55 +00:00
2020-10-20 17:52:55 +00:00
2016-06-01 22:40:04 +00:00
2010-12-06 16:31:59 -05:00
2018-06-06 18:07:01 +00:00
2011-02-19 05:46:20 +11:00
2019-09-26 15:34:57 +00:00

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