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Commit Graph

31 Commits

Author SHA1 Message Date
Yury Smolsky
04b5d21e00 cmd/gorename: move gorename TODOs to a comment in the code
This CL moves gorename TODOs from -help output
to a comment in the code.

Fixes golang/go#25824

Change-Id: I60e843804ebf1e374882ea3424e4ab749d038c1f
Reviewed-on: https://go-review.googlesource.com/c/150937
Run-TryBot: Yury Smolsky <yury@smolsky.by>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-11-22 21:37:34 +00:00
Paul Jolly
c6269430a5 refactor/rename: allow Force to make edits within autogenerated files.
Currently, as documented, gorename fails if it would cause an edit to an
autogenerated file:

- detect and reject edits to autogenerated files (cgo, protobufs)

There are times when refactoring code where such an edit is necessary.
This CL enables such edits if Force is set (which corresponds to
gorename -force).

Change-Id: If21249ae50d61fb5b59ee6e1ecf7157aaae0260a
Reviewed-on: https://go-review.googlesource.com/118975
Reviewed-by: Alan Donovan <adonovan@google.com>
2018-06-14 20:28:06 +00:00
Suzy Mueller
1ab5277e83 refactor/rename: fail cleanly when attempting to rename cgo files
Previous implementation will overwrite files the import "C" with the
cgo preprocessing and renaming. Rename will now emit an error when
rename must edit files that import "C". Will also emit more useful
error when using -offset in a "C" importing file.

Fixes golang/go#17839

Change-Id: I072100b22197ec145b56d727feca58be7529e359
Reviewed-on: https://go-review.googlesource.com/45930
Reviewed-by: Alan Donovan <adonovan@google.com>
2017-06-23 01:23:57 +00:00
David R. Jenni
4968197297 x/tools/refactor/rename: fix nil pointer dereference.
Fix a nil pointer dereference by checking the error returned by
conf.Load.

Bug was reported on Reddit:
https://www.reddit.com/r/golang/comments/5vo0fb/

Change-Id: I2ad6f03922b772f03e282a0af6eea24f8de9cef8
Reviewed-on: https://go-review.googlesource.com/37432
Reviewed-by: Alan Donovan <adonovan@google.com>
2017-02-24 20:12:46 +00:00
Alan Donovan
b56ef30191 tools: updates for minimum Go version 1.6
Details:
- remove go1.5 "default version" labels on most files
- remove go1.6 labels on a few files
- go/loader: use conf.Cwd not "." in a couple places; update faulty
  test expectations.  (Not sure why this wasn't caught sooner.)
- go/ssa/interp: add 'mono' result to time.now intrinsic
- go/gcimporter15/bimport.go: make consistent with the version in gc
- go/ssa/interp: update test error message
- go/ssa: update a comment

The go/gcimporter15/bexport.go logic is stale and needs to be brought
up to date.  Needs a separate CL since it's tricky.

Tested on go1.6, go1.7, go1.8.

Change-Id: I841189d30e131b7c49a4e8690ea7c40b55041bae
Reviewed-on: https://go-review.googlesource.com/36540
Reviewed-by: Robert Griesemer <gri@golang.org>
2017-02-07 21:06:19 +00:00
Zac Bergquist
cbfb669053 refactor/rename: perform renaming in doc comments
Attempt to update doc comments when renaming an identifier.
This reduces the amount of manual steps that need to be taken
when using gorename.

All occurrences of the old identifier are updated in the doc.
The update is done  using a regex to ensure that we replace
whole word matches only.

Fixes golang/go#17994

Change-Id: I4265021b5b34cf7d70bf43ad6ceee74ec132f185
Reviewed-on: https://go-review.googlesource.com/33452
Reviewed-by: Alan Donovan <adonovan@google.com>
2016-11-29 19:07:26 +00:00
Alan Donovan
fc2b74b64e refactor/rename: don't stop because of "soft" errors
Because go/types is slightly more strict than gc about certain "soft"
errors (ones that aren't necessary to interpret a Go program), gorename
rejects programs that compile under gc.  This change relaxes gorename's
error checks so that they are weaker than gc's.

This is a workaround for issue golang/go#14596 in gorename,
whose underlying problem is issue golang/go#8560 in gc.

Fixes golang/go#14596

Change-Id: Ica5006c2376c0564a575224269093c1497348ee6
Reviewed-on: https://go-review.googlesource.com/29853
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-09-27 16:36:09 +00:00
Alan Donovan
b3887f7a17 refactor/rename: fix spurious conflict report when renaming x/foo to y/foo
There is no need to check for import conflicts when the package name
doesn't change.  Add test.

Also, when reporting a (non-spurious) import conflict, make clear that
the error is just a warning.  Add a test for same.

Change-Id: Idde0483b502cd041fd893230fec06b8533f54f3c
Reviewed-on: https://go-review.googlesource.com/24917
Reviewed-by: Michael Matloob <matloob@golang.org>
2016-07-14 18:43:43 +00:00
Scott Mansfield
abfa4875c0 cmd/gorename: Fixing panic when showing diffs
When displaying a diff the gorename command would panic because the
stdout variable was never set. These changes default stdout to
os.Stdout.

Fixes https://github.com/golang/go/issues/14009

Change-Id: I0902b2b4e2b8e1f46f8ab50e30dcfc841c925174
Reviewed-on: https://go-review.googlesource.com/18813
Reviewed-by: Alan Donovan <adonovan@google.com>
2016-01-21 20:39:40 +00:00
Alan Donovan
542ffc7e75 tools: switch to standard go/types at tip
A few files have been forked and tagged "go1.5,!go1.6" to work around
minor API changes between the two types packages:
- constant.Value.String() in oracle/describe.go and its tests;
- constant.ToInt must now be called before constant.Int64Val.
- types.Config{Importer: importer.Default()} in a number of places
- go/types/typeutil/import_test.go uses lowercase names to avoid 'import "C"'.

Files in go/types/typesutil, missing from my previous CL, have been
tagged !go1.5; these files will be deleted in February.

All affected packages were tested using 1.4.1, 1.5, and ~1.6 (tip).

Change-Id: Iec7fd370e1434508149b378438fb37f65b8d2ba8
Reviewed-on: https://go-review.googlesource.com/18207
Reviewed-by: Robert Griesemer <gri@golang.org>
2016-01-06 22:15:26 +00:00
Alan Donovan
2477c0d578 x/tools/...: fork and tag !1.5 all files that use go/types et al
This change will ensure that the tree continues to work with go1.4.1.

All files continue to depend on golang.org/x/tools/go/types, but in a
follow-up change, I will switch the primary files to depend on the
standard go/types package.  Another (smaller) set of files will be
forked and tagged, this time !1.6, due to API differences between the
two packages.

All tests pass using 1.4.1, 1.5, and ~1.6 (tip).

Change-Id: Ifd75a6330e120957d646be91693daaba1ce0e8c9
Reviewed-on: https://go-review.googlesource.com/18333
Reviewed-by: Robert Griesemer <gri@golang.org>
2016-01-06 20:40:09 +00:00
Alan Donovan
d331899c12 refactor/rename: add pid to name of temporary file for diff
Change-Id: Icd543062b4e1fe8c998f95c0daff5364f08ce83c
Reviewed-on: https://go-review.googlesource.com/18211
Reviewed-by: Ralph Corderoy <ralph.corderoy@gmail.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
2015-12-30 17:21:38 +00:00
Alan Donovan
108b52ee61 cmd/gorename: -d flag prints diffs instead of rewriting files
The user may specify the diff tool using the -diffcmd flag.

+ test.

Also:
- eliminate redundant DryRun flag
- simplify Verbose messages using log.SetPrefix

Fixes issue #13355

Change-Id: I917edc73e31ddf0f5d5b9b30c43f826465529da1
Reviewed-on: https://go-review.googlesource.com/18208
Reviewed-by: Michael Matloob <matloob@golang.org>
2015-12-30 15:25:00 +00:00
Alan Donovan
5b9ecb9f68 rename/refactor: fix typo in gorename usage message
Fixes issue #12981

Change-Id: I5faf8534153b13b967ce5d8da4d56bdd2bb4c501
Reviewed-on: https://go-review.googlesource.com/16053
Reviewed-by: Alan Donovan <adonovan@google.com>
2015-10-19 14:03:10 +00:00
Alan Donovan
a9866431ad refactor/importgraph: don't ignore imports in packages with errors.
And in gomvpkg, don't stop just because some packages had errors.
This is inevitable in a large GOPATH tree.

Fixes issue golang/go#10907

Change-Id: I9a60b070228d06d44880202eeef54394e914f5d5
Reviewed-on: https://go-review.googlesource.com/10715
Reviewed-by: Sameer Ajmani <sameer@golang.org>
2015-06-26 20:29:59 +00:00
Robert Griesemer
3f8eecd15b go/types: move MethodSetCache into package go/types/typeutil
Change-Id: Iba5d7c2df533948a5b28373b077cc0476a6745ad
Reviewed-on: https://go-review.googlesource.com/10770
Reviewed-by: Alan Donovan <adonovan@google.com>
2015-06-05 17:34:01 +00:00
Alan Donovan
e591801c2d refactor/rename: fix misplaced 'continue'.
This was not a visible bug since the only caller discards the relevant
result, so I also deleted the result.

Fixes #9999

Change-Id: I276d6523b2891d3cb9c8137448e1aed32a5fd197
Reviewed-on: https://go-review.googlesource.com/5921
Reviewed-by: Michael Matloob <michaelmatloob@gmail.com>
Reviewed-by: Robert Griesemer <gri@golang.org>
2015-03-17 20:38:58 +00:00
Alan Donovan
2206711864 refactor/rename: don't make backups; overwrite in place, preserving inode.
This avoids littering the tree, and confusing some editors (e.g. Atom)
that expect the inode number to remain constant.

Change-Id: I2faeda1ed1b01e5e4cc720744ea3c99ab29e7333
Reviewed-on: https://go-review.googlesource.com/7664
Reviewed-by: Robert Griesemer <gri@golang.org>
2015-03-17 16:03:22 +00:00
Alan Donovan
69db398fe0 go/loader: rename SourceImports flag to ImportFromBinary and invert sense
...since the zero value is more useful by far.

This is a breaking API change, obviously.  (One or two tests in this
CL have intentional been left using the zero value, i.e., they now
load source.)

Change-Id: I42287bfcdb1afef8ee84e5eac12534dd0a1fd5d2
Reviewed-on: https://go-review.googlesource.com/5653
Reviewed-by: Robert Griesemer <gri@golang.org>
2015-02-23 23:01:10 +00:00
Alan Donovan
0dda50d42a go/loader: improve robustness in face of input errors
Before this change, many kinds of error would cause the loader to stop.
    making it brittle when analyzing large codebases, as in "godoc -analysis".

    This change moves operations that used to occur during
    configuration---(*build.Context).Import, loading, and parsing of
    initial packages---into the Load call, and ensures that all failures
    during Loading are reported at the end so that the maximum amount of
    progress is made.

    Also: redesign the tests and add many new cases.

Change-Id: Ia8cd99416af7c5d4a5fe133908adfa83676d401f
Reviewed-on: https://go-review.googlesource.com/3626
Reviewed-by: Robert Griesemer <gri@golang.org>
2015-02-02 20:01:59 +00:00
Alan Donovan
84312aa521 refactor/rename: clarify usage message
In the example, we use backslashes (not single quotes) to escape
double-quotes since it works on both Windows and POSIX.

Change-Id: Id883f5457bec4d8a36d5b12c759ad385125a98a6
Reviewed-on: https://go-review.googlesource.com/2862
Reviewed-by: Robert Griesemer <gri@golang.org>
2015-01-23 18:40:31 +00:00
Michael Matloob
796e50ba32 cmd/mvpkg: a package moving tool
This change adds a command mvpkg that will move a given package and
update all its imports. It uses similar logic to gorename to update
the imports.

Change-Id: Iebbd0b4c93c2302b0a71c3b99c68f6778106012a
Reviewed-on: https://go-review.googlesource.com/1973
Reviewed-by: Alan Donovan <adonovan@google.com>
2015-01-14 17:37:29 +00:00
Alan Donovan
c1ef9c75bf cmd/gorename: make Usage documentation sensible in godoc
Fixes golang/go#9469

Change-Id: I74e19e3d095e4c2ab62f755a408f58fd5e7ac2f2
Reviewed-on: https://go-review.googlesource.com/2176
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
2014-12-30 16:36:43 +00:00
David Symonds
24257c8cd2 tools: add import comments.
Change-Id: Idda6e64580432cb9a731e4ebf4005ee4ceb4202d
Reviewed-on: https://go-review.googlesource.com/1244
Reviewed-by: Andrew Gerrand <adg@golang.org>
2014-12-09 22:42:16 +00:00
Alan Donovan
a28cb655e6 refactor/rename: preserve file modes.
Fixes golang/go#9013

LGTM=sameer
R=sameer, minux
CC=golang-codereviews
https://golang.org/cl/185000043
2014-12-05 14:07:01 -05:00
Alan Donovan
c6ec5ea66d cmd/gorename: support renaming of methods with consequences for other types, iff initiated at an abstract method.
Previously, gorename rejected all method renamings if it would
change the assignability relation.

Now, so long as the renaming was initiated at an abstract
method, the renaming proceeds, changing concrete methods (and
possibly other abstract methods) as needed.  The user
intention is clear.

The intention of a renaming initiated at a concrete method is
less clear, so we still reject it if it would change the
assignability relation.  The diagnostic advises the user to
rename the abstract method if that was the intention.

Additional safety checks are required: for each
satisfy.Constraint that couples a concrete type C and an
interface type I, we must treat it just like a set of implicit
selections C.f, one per abstract method f of I, and ensure the
selections' meanings are unchanged.

The satisfy package no longer canonicalizes types, since this
substitutes one interface for another (equivalent) one, which
is sound, but makes the type names random and the error
messages confusing.

Also, fixed a bug in 'satisfy' relating to map keys.

+ Lots more tests.

LGTM=sameer
R=sameer
CC=golang-codereviews
https://golang.org/cl/173430043
2014-12-04 09:37:50 -05:00
Alan Donovan
4162082cba x/tools/*: print program name, not "Error", when reporting command error messages.
Such messages are more informative when the error occurs deep within a script.

Also: add tool name to digraph's usage messages.

LGTM=gri
R=gri
CC=golang-codereviews
https://golang.org/cl/173380043
2014-11-17 12:58:28 -05:00
Andrew Gerrand
5ebbcd132f go.tools: use golang.org/x/... import paths
Rewrite performed with this command:
  sed -i '' 's_code.google.com/p/go\._golang.org/x/_g' \
    $(grep -lr 'code.google.com/p/go.' *)

LGTM=rsc
R=rsc
CC=golang-codereviews
https://golang.org/cl/170920043
2014-11-10 08:50:40 +11:00
Alan Donovan
7f1538dc8c refactor: don't litter the source tree with backup turdlets.
Also, restore from backup if the replacement file cannot be written.

LGTM=sameer
R=sameer
CC=golang-codereviews
https://golang.org/cl/155660043
2014-10-21 11:15:00 -04:00
Alan Donovan
e94ae77171 refactor: minor no-op fixes
- fix typos and mistakes in docstrings, usage message and comments.
- remove 'backup' parameter to rewriteFile

LGTM=sameer
R=sameer
CC=golang-codereviews
https://golang.org/cl/147980043
2014-09-23 15:17:49 -04:00
Alan Donovan
74021b4175 cmd/gorename: a precise, type-aware renaming tool for Go identifiers.
See the usage message in main.go for orientation.

To the best of my knowledge, the tool implements all required
soundness checks, except:
- the dynamic behaviour of reflection is obviously undecidable.
- it rejects method renamings that change the "implements" relation.
  It should probably be more aggressive.
- actually it only checks the part of the "implements" relation
  needed for compilation.  Understanding the dynamic behaviour
  of interfaces is obviously undecidable.
- a couple of minor gaps are indicated by TODO comments.

Also:
- Emacs integration.
- tests of all safety checks and (some) successful rewrites.

LGTM=dominik.honnef, sameer
R=gri, sameer, dominik.honnef
CC=golang-codereviews
https://golang.org/cl/139150044
2014-09-23 10:23:04 -04:00