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Commit Graph

16 Commits

Author SHA1 Message Date
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