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Create diagnostic if ENV instruction doesn't use the = form properly #74

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rcjsuen opened this issue Jul 15, 2017 · 0 comments
Closed

Create diagnostic if ENV instruction doesn't use the = form properly #74

rcjsuen opened this issue Jul 15, 2017 · 0 comments
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rcjsuen commented Jul 15, 2017 

FROM alpine
ENV x=y a

If you try to build the above Dockerfile, you will get an error from the builder. We should create a similar diagnostic to warn the user about this.

Error response from daemon: Syntax error - can't find = in "a". Must be of the form: name=value
@rcjsuen rcjsuen self-assigned this Jul 16, 2017
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