ref: f9ebaaed1be1e4a26eef2aebd2c7554c979f29fa
dir: /commands/server_errors.go/
// Copyright 2018 The Hugo Authors. All rights reserved.
//
// 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 commands
import (
"bytes"
"io"
"github.com/gohugoio/hugo/transform"
"github.com/gohugoio/hugo/transform/livereloadinject"
)
var buildErrorTemplate = `<!doctype html>
<html class="no-js" lang="">
<head>
<meta charset="utf-8">
<title>Hugo Server: Error</title>
<style type="text/css">
body {
font-family: "Muli",avenir, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
font-size: 16px;
background-color: #2f1e2e;
}
main {
margin: auto;
width: 95%;
padding: 1rem;
}
.version {
color: #ccc;
padding: 1rem 0;
}
.stack {
margin-top: 4rem;
}
pre {
white-space: pre-wrap;
white-space: -moz-pre-wrap;
white-space: -pre-wrap;
white-space: -o-pre-wrap;
word-wrap: break-word;
}
.highlight {
overflow-x: auto;
margin-bottom: 1rem;
}
a {
color: #0594cb;
text-decoration: none;
}
a:hover {
color: #ccc;
}
</style>
</head>
<body>
<main>
{{ highlight .Error "apl" "linenos=false,noclasses=true,style=paraiso-dark" }}
{{ with .File }}
{{ $params := printf "noclasses=true,style=paraiso-dark,linenos=table,hl_lines=%d,linenostart=%d" (add .LinesPos 1) (sub .Position.LineNumber .LinesPos) }}
{{ $lexer := .ChromaLexer | default "go-html-template" }}
{{ highlight (delimit .Lines "\n") $lexer $params }}
{{ end }}
{{ with .StackTrace }}
{{ highlight . "apl" "noclasses=true,style=paraiso-dark" }}
{{ end }}
<p class="version">{{ .Version }}</p>
<a href="">Reload Page</a>
</main>
</body>
</html>
`
func injectLiveReloadScript(src io.Reader, port int) string {
var b bytes.Buffer
chain := transform.Chain{livereloadinject.New(port)}
chain.Apply(&b, src)
return b.String()
}