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Commit Graph

16 Commits

Author SHA1 Message Date
Alan Donovan
6e7ee5a9ec x/tools: support Go 1.9 type aliases
For #18130.

Change-Id: Ice695602619dbbf851af970e790f07ff2ac2c141
Reviewed-on: https://go-review.googlesource.com/36623
Reviewed-by: Robert Griesemer <gri@golang.org>
2017-02-13 21:46:59 +00:00
Alan Donovan
0e041570eb cmd/guru: revert support for Go 1.8 aliases
Change-Id: I8ba368d5036be47b6d64e3576f366eb0301d2d5b
Reviewed-on: https://go-review.googlesource.com/32831
Reviewed-by: Robert Griesemer <gri@golang.org>
2016-11-04 21:18:07 +00:00
Alan Donovan
d15da3015c cmd/guru: describe Go 1.8 aliases
Also:
- always display the value of a constant expr, whether query expr is a
  definition, a reference, or an alias.
- eliminate some go1.5 portability code.
- remove go1.8 fork of referrers; no changes are necessary
  since I decided not to treat aliases specially.
- add tests.

Tested with Go 1.6, Go 1.7, and tip (Go 1.8).

Change-Id: I94624cff82f4d8c0dcbf12d11c8ce16e8168a7fe
Reviewed-on: https://go-review.googlesource.com/32730
Reviewed-by: Robert Griesemer <gri@golang.org>
2016-11-03 21:55:02 +00:00
Alan Donovan
4549178751 x/tools: clone some files in preparation for alias changes
This CL only copies files and updates build tags.
Substantive changes will come in follow-ups.
This is a workaround for git's lack of rename/copy tracking.

Tested with go1.6, go1.7, and tip (go1.8).

Change-Id: Id88a05273fb963586b228d5e5dfacab32133a960
Reviewed-on: https://go-review.googlesource.com/32630
Reviewed-by: Robert Griesemer <gri@golang.org>
2016-11-02 16:57:37 +00:00
Alan Donovan
2da0720e4f cmd/guru: support streaming plain and -json output
Visible changes:
- "referrers" queries now emit a stream of results,
  so they start appearing quickly even in large queries.
  We no longer report the total number of matches.
- packageReferrers now also uses AfterTypeCheck hook and streaming.
- XML support has been dropped.
- The -format flag has been replaced by -json.

JSON protocol changes:
- The enclosing Result struct has been removed.
- Likewise the 'mode' field (since the caller knows it already)
- "freevars" and "referrers" now emit a stream of objects
  In the case of referrers, the first object has a different from the rest.
- The "referrers" results include the text of the matching line
  (parity with -json=false)

Implementation details:
- the concurrency-safe q.Output function can be called
  many times, each with a queryResult to print.
- fset is no longer saved in Query (cleaner)
- queryResult methods renamed PrintPlain, JSON

Change-Id: I41a4e3f57f266fcf043ece4045bca82c6f6a356f
Reviewed-on: https://go-review.googlesource.com/21397
Reviewed-by: Michael Matloob <matloob@golang.org>
2016-04-11 19:51:55 +00:00
Alan Donovan
35cacb533e cmd/guru: change "Method set:" to less formal "Methods:"
Change-Id: I7a43f3e9ed7e88f4f8f09d4d112c81aa037b7d8d
Reviewed-on: https://go-review.googlesource.com/21111
Reviewed-by: Michael Matloob <matloob@golang.org>
2016-03-28 14:29:15 +00:00
Dominik Honnef
361bcb2be3 all: address vet issues, fix print calls
This fixes some print calls with wrong format directives. Additionally,
struct initialisers were changed to use keyed fields, purely to reduce
the amount of noise generated by go vet.

Change-Id: Ib9f6fd8f2dff7ce84826478de0ba83dda9746270
Reviewed-on: https://go-review.googlesource.com/21180
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2016-03-27 20:36:34 +00:00
Robert Griesemer
1431634c56 cmd/guru: fix for prior submission (fix build)
Accidentally submitted wrong file version in
https://go-review.googlesource.com/20719.

TBR: adonovan

Change-Id: I362ded51cf9cef8cb22faf6a2334ce01678d9f4e
Reviewed-on: https://go-review.googlesource.com/20742
Reviewed-by: Robert Griesemer <gri@golang.org>
2016-03-15 22:17:46 +00:00
Robert Griesemer
ce9c53141f cmd/guru: adjust test output for go1.5 (fix build)
In go1.5, go/constant (floating-point) numeric values are printed
as fractions. Correct output as necessary so that they always
appear as floating-point numbers to match golden files.

Change-Id: If63a14d8d87bb664bf6272b16345e38e8d638ead
Reviewed-on: https://go-review.googlesource.com/20719
Reviewed-by: Alan Donovan <adonovan@google.com>
2016-03-15 21:51:11 +00:00
Alan Donovan
6f233b96df cmd/guru: fix nil dereference in describe
+ test

Fixes issue golang/go#14579

Change-Id: I6fd56f10c170027f06917935ccbc28490d413d8a
Reviewed-on: https://go-review.googlesource.com/20100
Reviewed-by: Michael Matloob <matloob@golang.org>
2016-03-01 22:59:02 +00:00
Alan Donovan
cd3cb7be66 cmd/guru: fix build breakage due to unneeded log import
I think this resulted from git automerging.

Change-Id: Icc285601846bd0a2a2bb2316ae4575395744c44b
Reviewed-on: https://go-review.googlesource.com/19511
Reviewed-by: Alan Donovan <adonovan@google.com>
2016-02-16 02:42:20 +00:00
Alan Donovan
fb3df4a89d cmd/guru: definition: try parser-based resolution first
The parser does intra-file resolution.  It's only a best-effort but
it's extremely fast, so we try it first and fall back to the loader-based
implementation if it fails.

Also:
- factor definitionResult so it doesn't depend on either go/types.Object
  or go/ast.Object.
- guessImportPath: make importPath=="" result an error,
  since you can't import the empty string.  Simplify importQueryPackage.
- Make fastQueryPos continue in face of minor parse errors.
- describe: eliminate old TODO; suppress log statement.

Change-Id: I30a32487e9fd9d5308b1580ec12220cad2c16299
Reviewed-on: https://go-review.googlesource.com/19507
Reviewed-by: Daniel Morsing <daniel.morsing@gmail.com>
2016-02-16 00:29:23 +00:00
Alan Donovan
93ea01aea0 cmd/guru: describe: show methods and fields of an expression
Previously you had to describe a type to get this information,
which required two queries, and the need for this query is
extremely common.

Change-Id: I1d1d5b45fead60ca8719ddc302eee47d9f10a375
Reviewed-on: https://go-review.googlesource.com/19501
Reviewed-by: Michael Matloob <matloob@golang.org>
2016-02-15 03:46:17 +00:00
Alan Donovan
8da9f8bbd7 cmd/guru: describe: show selectable fields when describing a type
Also, qualify field and method types relative to the defining package,
not the query package.

Change-Id: If65d2a4c2fd60e51d0d34e44000954e95106972e
Reviewed-on: https://go-review.googlesource.com/19495
Reviewed-by: Michael Matloob <matloob@golang.org>
2016-02-12 23:35:49 +00:00
Alan Donovan
37bb37ec1c cmd/guru: fix bad import, and run gofmt
Change-Id: Ieb5c732bad494942f7b45ac5a1b605e810436e87
Reviewed-on: https://go-review.googlesource.com/19478
Reviewed-by: Alan Donovan <adonovan@google.com>
2016-02-12 03:58:01 +00:00
Alan Donovan
7347379304 cmd/guru: rename oracle to guru, copying it to a single package
See plans at:
https://docs.google.com/document/d/1UErU12vR7jTedYvKHVNRzGPmXqdMASZ6PfE7B-p6sIg/edit#heading=h.t5rbcuy7di7j

Change-Id: I369747e0ce8cd42a2975eb0f651a2e5fba47cf9e
Reviewed-on: https://go-review.googlesource.com/19475
Reviewed-by: Alan Donovan <adonovan@google.com>
2016-02-12 03:38:58 +00:00