62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
// Copyright 2013 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package web
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import (
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"html/template"
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"reflect"
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"time"
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)
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// By Russ Cox, https://groups.google.com/d/msg/golang-nuts/OEdSDgEC7js/iyhU9DW_IKcJ.
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func eq(args ...interface{}) bool {
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if len(args) == 0 {
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return false
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}
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x := args[0]
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switch x := x.(type) {
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case string, int, int64, byte, float32, float64:
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for _, y := range args[1:] {
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if x == y {
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return true
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}
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}
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return false
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}
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for _, y := range args[1:] {
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if reflect.DeepEqual(x, y) {
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return true
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}
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}
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return false
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}
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func timeSince(t time.Time) string {
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return time.Now().Round(time.Second / 10).Sub(t.Round(time.Second / 10)).String()
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}
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func truncate(str string, n int) string {
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if len(str) <= n {
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return str
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}
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return str[:n] + "..."
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}
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var webHelpers = template.FuncMap{
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"eq": eq,
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"timeSince": timeSince,
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"truncate": truncate,
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}
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