Summary:
- Provide a "--json" flag for "arc upload"
- Unify some of the stderr stuff across upload/download/paste.
Test Plan:
- Ran "arc upload" and "arc upload --json", piped stderr away with 2>/dev/null
to verify only JSON got emitted to stdout
- Ran "arc paste"
Reviewed By: codeblock
Reviewers: codeblock, jungejason, tuomaspelkonen, aran
CC: aran, codeblock
Differential Revision: 749
Summary: Mechanisms for interacting with Files via Arcanist.
Test Plan:
- Ran 'arc upload x', 'arc upload x y z'
- Ran 'arc download' with --as and --show.
Reviewed By: codeblock
Reviewers: codeblock, jungejason, tuomaspelkonen, aran
CC: aran, codeblock, epriestley
Differential Revision: 742
