[v3,12/12] sparse-checkout: improve docs around 'set' in cone mode
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Message ID 1867746d97c5e3d5d738f12aeb0e1ab739a6b8c1.1580236003.git.gitgitgadget@gmail.com
State New
Headers show
  • Harden the sparse-checkout builtin
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Commit Message

Allo via GitGitGadget Jan. 28, 2020, 6:26 p.m. UTC
From: Derrick Stolee <dstolee@microsoft.com>

The existing documentation does not clarify how the 'set' subcommand
changes when core.sparseCheckoutCone is enabled. Correct this by
changing some language around the "A/B/C" example. Also include a
description of the input format matching the output of 'git ls-tree

Helped-by: Jeff King <peff@peff.net>
Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
 Documentation/git-sparse-checkout.txt | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

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diff --git a/Documentation/git-sparse-checkout.txt b/Documentation/git-sparse-checkout.txt
index 4834fb434d..0914619881 100644
--- a/Documentation/git-sparse-checkout.txt
+++ b/Documentation/git-sparse-checkout.txt
@@ -50,6 +50,14 @@  To avoid interfering with other worktrees, it first enables the
 When the `--stdin` option is provided, the patterns are read from
 standard in as a newline-delimited list instead of from the arguments.
+When `core.sparseCheckoutCone` is enabled, the input list is considered a
+list of directories instead of sparse-checkout patterns. The command writes
+patterns to the sparse-checkout file to include all files contained in those
+directories (recursively) as well as files that are siblings of ancestor
+directories. The input format matches the output of `git ls-tree --name-only`.
+This includes interpreting pathnames that begin with a double quote (") as
+C-style quoted strings.
 	Disable the `core.sparseCheckout` config setting, and restore the
@@ -128,9 +136,12 @@  the following patterns:
 This says "include everything in root, but nothing two levels below root."
-If we then add the folder `A/B/C` as a recursive pattern, the folders `A` and
-`A/B` are added as parent patterns. The resulting sparse-checkout file is
+When in cone mode, the `git sparse-checkout set` subcommand takes a list of
+directories instead of a list of sparse-checkout patterns. In this mode,
+the command `git sparse-checkout set A/B/C` sets the directory `A/B/C` as
+a recursive pattern, the directories `A` and `A/B` are added as parent
+patterns. The resulting sparse-checkout file is now