Commit Graph

15 Commits

Author SHA1 Message Date
Ainar Garipov 0efbd10157 all: fix typos
Use the following (suboptimal) script to obtain a list of possible
typos:

  #!/usr/bin/env sh

  set -x

  git ls-files |\
    grep -e '\.\(c\|cc\|go\)$' |\
    xargs -n 1\
    awk\
    '/\/\// { gsub(/.*\/\//, ""); print; } /\/\*/, /\*\// { gsub(/.*\/\*/, ""); gsub(/\*\/.*/, ""); }' |\
    hunspell -d en_US -l |\
    grep '^[[:upper:]]\{0,1\}[[:lower:]]\{1,\}$' |\
    grep -v -e '^.\{1,4\}$' -e '^.\{16,\}$' |\
    sort -f |\
    uniq -c |\
    awk '$1 == 1 { print $2; }'

Then, go through the results manually and fix the most obvious typos in
the non-vendored code.

Change-Id: I3cb5830a176850e1a0584b8a40b47bde7b260eae
Reviewed-on: https://go-review.googlesource.com/c/go/+/193848
Reviewed-by: Robert Griesemer <gri@golang.org>
2019-09-08 17:28:20 +00:00
Daniel Theophanes 683ffe09f6 database/sql: add support for decimal interface
Add support for scanning decimal types into values. If the dest
supports the decimal composer interface and the src supports
the decimal decomposer, set the value of the decimal when Scanning.

Add support for sending decimal decomposer interface values
as parameters.

For #30870

Change-Id: Ic5dbf9069df8d56405852b17542a9188d55c2947
Reviewed-on: https://go-review.googlesource.com/c/go/+/174181
Run-TryBot: Daniel Theophanes <kardianos@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2019-06-13 16:59:01 +00:00
Shulhan ed7f323c8f all: simplify code using "gofmt -s -w"
Most changes are removing redundant declaration of type when direct
instantiating value of map or slice, e.g. []T{T{}} become []T{{}}.

Small changes are removing the high order of subslice if its value
is the length of slice itself, e.g. T[:len(T)] become T[:].

The following file is excluded due to incompatibility with go1.4,

- src/cmd/compile/internal/gc/ssa.go

Change-Id: Id3abb09401795ce1e6da591a89749cba8502fb26
Reviewed-on: https://go-review.googlesource.com/c/go/+/166437
Run-TryBot: Dave Cheney <dave@cheney.net>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
2019-05-06 22:19:22 +00:00
Daniel Theophanes 1b69d19a42 database/sql: fix TestConversions when count > 1
Provide a fresh conversion table for TestConversions as it gets
modified on each test.

Change-Id: I6e2240d0c3455451271a6879e994b82222c3d44c
Reviewed-on: https://go-review.googlesource.com/89595
Run-TryBot: Daniel Theophanes <kardianos@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
2018-01-25 03:39:24 +00:00
Leigh McCulloch 8db19a4966 all: change github.com issue links to golang.org
The go repository contains a mix of github.com/golang/go/issues/xxxxx
and golang.org/issues/xxxxx URLs for references to issues in the issue
tracker. We should use one for consistency, and golang.org is preferred
in case the project moves the issue tracker in the future.

This reasoning is taken from a comment Sam Whited left on a CL I
recently opened: https://go-review.googlesource.com/c/go/+/73890.

In that CL I referenced an issue using its github.com URL, because other
tests in the file I was changing contained references to issues using
their github.com URL. Sam Whited left a comment on the CL stating I
should change it to the golang.org URL.

If new code is intended to reference issues via golang.org and not
github.com, existing code should be updated so that precedence exists
for contributors who are looking at the existing code as a guide for the
code they should write.

Change-Id: I3b9053fe38a1c56fc101a8b7fd7b8f310ba29724
Reviewed-on: https://go-review.googlesource.com/75673
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2017-11-04 04:13:41 +00:00
Daniel Theophanes 1126d1483f database/sql: ensure all driver interfaces are called under single lock
Russ pointed out in a previous CL golang.org/cl/65731 that not only
was the locking incomplete, previous changes did not correctly
lock driver calls in other sections. After inspecting
driverConn, driverStmt, driverResult, Tx, and Rows structs
where driver interfaces are stored, I discovered a few more places
that failed to lock driver calls. The largest of these
was the parameter type converter "driverArgs".

driverArgs was typically called right before another call to the
driver in a locked region, so I made the entire driverArgs expect
a locked driver mutex and combined the region. This should not
be a problem because the connection is pulled out of the connection
pool either way so there shouldn't be contention.

Fixes #21117

Change-Id: I88d46f74dca25fb11a30f0bf8e79785a73133d23
Reviewed-on: https://go-review.googlesource.com/71433
Run-TryBot: Daniel Theophanes <kardianos@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
2017-10-25 17:21:58 +00:00
Cyrill Schumacher 3487c4e021 database/sql: convertAssign string and time.Time into RawBytes
A new switch case for converting the source string type into a
destination RawBytes type avoids the reflection based conversion.
Speed up from old ~61.7ns/op down to ~49ns/op.

A second new switch case allows to convert and assign a source time.Time
type into a destination sql.RawBytes type. This switch case appends
the time to the reset RawBytes slice. This allows the reuse of RawBytes
and avoids allocations.

Fixes #20746

Change-Id: Ib0563fd5c5c7cb6d9d0acaa1d9aa7b2927f1329c
Reviewed-on: https://go-review.googlesource.com/66830
Run-TryBot: Daniel Theophanes <kardianos@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Daniel Theophanes <kardianos@gmail.com>
2017-10-01 16:41:57 +00:00
Cyrill Schumacher 70bcd2c54e database/sql: TestConversions add forgotten fields wantbytes and wantraw
The fields wantbytes and wantraw in the test struct `conversionTest` has
been forgotten to include in the TestConversions function.

Change-Id: I6dab69e76de3799a1bbf9fa09a15607e55172114
Reviewed-on: https://go-review.googlesource.com/66610
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Reviewed-by: Daniel Theophanes <kardianos@gmail.com>
Run-TryBot: David Crawshaw <crawshaw@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2017-09-27 20:42:07 +00:00
Daniel Theophanes a9bf3b2e19 database/sql: allow drivers to support custom arg types
Previously all arguments were passed through driver.IsValid.
This checked arguments against a few fundamental go types and
prevented others from being passed in as arguments.

The new interface driver.NamedValueChecker may be implemented
by both driver.Stmt and driver.Conn. This allows
this new interface to completely supersede the
driver.ColumnConverter interface as it can be used for
checking arguments known to a prepared statement and
arbitrary query arguments. The NamedValueChecker may be
skipped with driver.ErrSkip after all special cases are
exhausted to use the default argument converter.

In addition if driver.ErrRemoveArgument is returned
the argument will not be passed to the query at all,
useful for passing in driver specific per-query options.

Add a canonical Out argument wrapper to be passed
to OUTPUT parameters. This will unify checks that need to
be written in the NameValueChecker.

The statement number check is also moved to the argument
converter so the NamedValueChecker may remove arguments
passed to the query.

Fixes #13567
Fixes #18079
Updates #18417
Updates #17834
Updates #16235
Updates #13067
Updates #19797

Change-Id: I89088bd9cca4596a48bba37bfd20d987453ef237
Reviewed-on: https://go-review.googlesource.com/38533
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2017-05-18 22:22:31 +00:00
Daniel Theophanes 5a45a157f2 database/sql: support scanning into user defined string types
User defined numeric types such as "type Int int64" have
been able to be scanned into without a custom scanner by
using the reflect scan code path used to convert between
various numeric types. Add in a path for string types
for symmetry and least surprise.

Fixes #18101

Change-Id: I00553bcf021ffe6d95047eca0067ee94b54ff501
Reviewed-on: https://go-review.googlesource.com/39031
Run-TryBot: Daniel Theophanes <kardianos@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2017-03-31 05:02:02 +00:00
Brad Fitzpatrick 0ce1d79a6a database/sql: accept nil pointers to Valuers implemented on value receivers
The driver.Valuer interface lets types map their Go representation to
a suitable database/sql/driver.Value.

If a user defines the Value method with a value receiver, such as:

    type MyStr string

    func (s MyStr) Value() (driver.Value, error) {
        return strings.ToUpper(string(s)), nil
    }

Then they can't use (*MyStr)(nil) as an argument to an SQL call via
database/sql, because *MyStr also implements driver.Value, but via a
compiler-generated wrapper which checks whether the pointer is nil and
panics if so.

We now accept (*MyStr)(nil) and map it to "nil" (an SQL "NULL")
if the Valuer method is implemented on MyStr instead of *MyStr.

If a user implements the driver.Value interface with a pointer
receiver, they retain full control of what nil means:

    type MyStr string

    func (s *MyStr) Value() (driver.Value, error) {
        if s == nil {
            return "missing MyStr", nil
        }
        return strings.ToUpper(string(*s)), nil
    }

Adds tests for both cases.

Fixes #8415

Change-Id: I897d609d80d46e2354d2669a8a3e090688eee3ad
Reviewed-on: https://go-review.googlesource.com/31259
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Daniel Theophanes <kardianos@gmail.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-10-17 15:26:25 +00:00
Kevin Burke 4e0cd1eeef database/sql: clone data for named []byte types
Previously named byte types like json.RawMessage could get dirty
database memory from a call to Scan. These types would activate a
code path that didn't clone the byte data coming from the database
before assigning it. Another thread could then overwrite the byte
array in src, which has unexpected consequences.

Originally reported by Jason Moiron; the patch and test are his
suggestions. Fixes #13905.

Change-Id: Iacfef61cbc9dd51c8fccef9b2b9d9544c77dd0e0
Reviewed-on: https://go-review.googlesource.com/22393
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2016-04-30 18:40:36 +00:00
Brad Fitzpatrick 867bef93b9 database/sql: implement Scan of time.Time, document, clarify Scan error text
Fixes #9157

Change-Id: Iadf305a172a0ec53ae91e1b2db3f3351691a48ff
Reviewed-on: https://go-review.googlesource.com/18935
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Andrew Gerrand <adg@golang.org>
2016-01-27 07:37:17 +00:00
Gordon Klaus 40457745e5 database/sql: fix conversions to and from user-defined types
In particular, don't assume that one reflect.Value can be assigned to another just because they have the same reflect.Kind.

Fixes #12401

Change-Id: Ia4605a5c46557ff8f8f1d44f26d492850666c6d1
Reviewed-on: https://go-review.googlesource.com/15420
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2015-10-06 20:59:00 +00:00
Russ Cox c007ce824d build: move package sources from src/pkg to src
Preparation was in CL 134570043.
This CL contains only the effect of 'hg mv src/pkg/* src'.
For more about the move, see golang.org/s/go14nopkg.
2014-09-08 00:08:51 -04:00