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Daniel Martí 4c4cefc19a cmd/gofmt: simplify logic to process arguments
Rather than stat-ing each argument and taking different code paths
depending on whether it's a directory or not, we can leverage
the fact that filepath.WalkDir works on regular files and already
has to figure out whether each file it walks is a directory or not.

We can then implement "always format non-directory arguments"
by looking at whether the path we are walking is the original argument,
meaning we are walking the top file.

For full clarity, we expand the skipping logic with a switch,
as before it was a bit confusing how we could `return err`
on directories and other non-Go files.

Given that we discard directories separately now,
simplify isGoFile to just be about filenames.

While here, also note that we called AddReport inside WalkDir;
this is unnecessary, as we can return the error for the same effect.

Change-Id: I50ab94710143f19bd8dd95a69e01a3dd228e397e
Reviewed-on: https://go-review.googlesource.com/c/go/+/700115
Reviewed-by: Sean Liao <sean@liao.dev>
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
2025-09-03 07:26:07 -07:00
.github .github: update language change proposal template 2024-08-08 19:02:29 +00:00
api database/sql: allow drivers to override Scan behavior 2025-08-11 14:27:36 -07:00
doc os,syscall: pass file flags to CreateFile on Windows 2025-08-29 07:25:08 -07:00
lib cmd/dist: test encoding/json/... with GOEXPERIMENT=jsonv2 2025-06-23 18:21:07 -07:00
misc misc/linkcheck: remove unused tool 2025-03-20 04:38:55 -07:00
src cmd/gofmt: simplify logic to process arguments 2025-09-03 07:26:07 -07:00
test cmd/compile/internal: optimizing add+sll rule using ALSLV instruction on loong64 2025-08-25 12:30:16 -07:00
.gitattributes all: treat all files as binary, but check in .bat with CRLF 2020-06-08 15:31:43 +00:00
.gitignore runtime,internal: move runtime/internal/sys to internal/runtime/sys 2024-07-23 19:05:35 +00:00
codereview.cfg codereview.cfg: add codereview.cfg for master branch 2021-02-19 18:44:53 +00:00
CONTRIBUTING.md doc: normalize proposal-process links 2023-03-29 22:00:27 +00:00
go.env cmd/go: additional doc-inspired tests and bug fixes 2023-06-06 19:18:46 +00:00
LICENSE LICENSE: update per Google Legal 2024-08-09 14:54:31 +00:00
PATENTS LICENSE: separate, change PATENTS text 2010-12-06 16:31:59 -05:00
README.md README: fix CC BY license name 2024-07-22 17:45:27 +00:00
SECURITY.md SECURITY.md: update the Reporting a Vulnerability link 2023-09-22 21:17:24 +00:00

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