Clarify in the docs that ENV is not recursive
Closes#10391
Signed-off-by: Doug Davis <dug@us.ibm.com>
Upstream-commit: 6d66e3e7a5ecb021a9e89c4f85fadecf23e2000c
Component: engine
This also adds more tests to help verify this, including unicode and nonprintable characters (hence the earlier commit switching to strconv.Quote).
As a bonus, this fixes a subtle bug where [] was turned into [""] and then turned back into [] (and thus [""] was impossible to actually round-trip correctly in a Dockerfile).
Signed-off-by: Andrew "Tianon" Page <admwiggin@gmail.com>
Upstream-commit: 05c2d2db9a95266217a639e2109be6fc6482a716
Component: engine
still supports the old form: ENV name value
Also, fixed an issue with the parser where it would ignore lines
at the end of the Dockerfile that ended with \
Closes#2333
Signed-off-by: Doug Davis <dug@us.ibm.com>
Upstream-commit: 1314e1586f8cd6201c16161eb960a743c727946b
Component: engine
So far, it looks like the declarations are not used, and so its safer not to
confuse people into thinking they do something.
Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@docker.com> (github: SvenDowideit)
Upstream-commit: 6ed610fb8014d500e001bb0677f0e1af0dc9312d
Component: engine
If previous line ends with whitespace, or next line starts with whitepsace
we need to preserve a space otherwise things line:
RUN echo\
hello
will appear as: RUN echohello
Noticed this while looking at #5744 because he had lines ending in &&\
Signed-off-by: Doug Davis <dug@us.ibm.com>
Upstream-commit: f440c6b2246cc4cfac4c5d351172e209dca2c765
Component: engine
specified in a space delimited list.
Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
Upstream-commit: a5ca549a18fb5c1006005cc220ab330eec3018de
Component: engine
