Golang MaskFunc Examples

Example #1

File: error.go Project: pulcy/j2

// Copyright (c) 2016 Pulcy.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package docker

import (
	"github.com/juju/errgo"
)

var (
	maskAny = errgo.MaskFunc(errgo.Any)
)

Example #2

File: error.go Project: giantswarm/yochu

package s3

import (
	"github.com/juju/errgo"
)

var (
	mask = errgo.MaskFunc()
)

Example #3

File: errors_test.go Project: howbazaar/errgo

func TestMaskFunc(t *testing.T) {
	err0 := errgo.New("zero")
	err1 := errgo.New("one")

	allowVals := func(vals ...error) (r []func(error) bool) {
		for _, val := range vals {
			r = append(r, errgo.Is(val))
		}
		return
	}
	tests := []struct {
		err    error
		allow0 []func(error) bool
		allow1 []func(error) bool
		cause  error
	}{{
		err:    err0,
		allow0: allowVals(err0),
		cause:  err0,
	}, {
		err:    err1,
		allow0: allowVals(err0),
		cause:  nil,
	}, {
		err:    err0,
		allow1: allowVals(err0),
		cause:  err0,
	}, {
		err:    err0,
		allow0: allowVals(err1),
		allow1: allowVals(err0),
		cause:  err0,
	}, {
		err:    err0,
		allow0: allowVals(err0, err1),
		cause:  err0,
	}, {
		err:    err1,
		allow0: allowVals(err0, err1),
		cause:  err1,
	}, {
		err:    err0,
		allow1: allowVals(err0, err1),
		cause:  err0,
	}, {
		err:    err1,
		allow1: allowVals(err0, err1),
		cause:  err1,
	}}
	for i, test := range tests {
		wrap := errgo.MaskFunc(test.allow0...)
		err := wrap(test.err, test.allow1...)
		cause := errgo.Cause(err)
		wantCause := test.cause
		if wantCause == nil {
			wantCause = err
		}
		if cause != wantCause {
			t.Errorf("test %d. got %#v want %#v", i, cause, err)
		}
	}
}

Example #4

File: replicator.go Project: giantswarm/fleet-unit-replicator

import (
	"fmt"
	"strings"
	"sync"
	"time"

	"github.com/coreos/fleet/client"
	"github.com/coreos/fleet/schema"
	"github.com/coreos/fleet/unit"
	"github.com/giantswarm/metrics"
	"github.com/golang/glog"
	"github.com/juju/errgo"
)

var maskAny = errgo.MaskFunc(errgo.Any)
var mask = errgo.MaskFunc()

type Config struct {
	TickerTime         time.Duration
	DeleteTime         time.Duration
	UpdateCooldownTime time.Duration

	MachineTag   string
	UnitPrefix   string
	UnitTemplate string
}

type Dependencies struct {
	Fleet    client.API
	Operator FleetOperator

Example #5

File: errors_test.go Project: vnadgir-ef/fleet-ui

func (*errorsSuite) TestMaskFunc(c *gc.C) {
	err0 := errgo.New("zero")
	err1 := errgo.New("one")

	allowVals := func(vals ...error) (r []func(error) bool) {
		for _, val := range vals {
			r = append(r, errgo.Is(val))
		}
		return
	}
	tests := []struct {
		err    error
		allow0 []func(error) bool
		allow1 []func(error) bool
		cause  error
	}{{
		err:    err0,
		allow0: allowVals(err0),
		cause:  err0,
	}, {
		err:    err1,
		allow0: allowVals(err0),
		cause:  nil,
	}, {
		err:    err0,
		allow1: allowVals(err0),
		cause:  err0,
	}, {
		err:    err0,
		allow0: allowVals(err1),
		allow1: allowVals(err0),
		cause:  err0,
	}, {
		err:    err0,
		allow0: allowVals(err0, err1),
		cause:  err0,
	}, {
		err:    err1,
		allow0: allowVals(err0, err1),
		cause:  err1,
	}, {
		err:    err0,
		allow1: allowVals(err0, err1),
		cause:  err0,
	}, {
		err:    err1,
		allow1: allowVals(err0, err1),
		cause:  err1,
	}}
	for i, test := range tests {
		c.Logf("test %d", i)
		wrap := errgo.MaskFunc(test.allow0...)
		err := wrap(test.err, test.allow1...)
		cause := errgo.Cause(err)
		wantCause := test.cause
		if wantCause == nil {
			wantCause = err
		}
		c.Check(cause, gc.Equals, wantCause)
	}
}