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Server-side syntax highlighting for all code (#12047)

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* Server-side syntax hilighting for all code

This PR does a few things:

* Remove all traces of highlight.js
* Use chroma library to provide fast syntax hilighting directly on the server
* Provide syntax hilighting for diffs
* Re-style both unified and split diffs views
* Add custom syntax hilighting styling for both regular and arc-green

Fixes #7729
Fixes #10157
Fixes #11825
Fixes #7728
Fixes #3872
Fixes #3682

And perhaps gets closer to #9553

* fix line marker

* fix repo search

* Fix single line select

* properly load settings

* npm uninstall highlight.js

* review suggestion

* code review

* forgot to call function

* fix test

* Apply suggestions from code review

suggestions from @silverwind thanks

Co-authored-by: silverwind <me@silverwind.io>

* code review

* copy/paste error

* Use const for highlight size limit

* Update web_src/less/_repository.less

Co-authored-by: Lauris BH <lauris@nix.lv>

* update size limit to 1MB and other styling tweaks

* fix highlighting for certain diff sections

* fix test

* add worker back as suggested

Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: Lauris BH <lauris@nix.lv>
This commit is contained in:
mrsdizzie 2020-06-30 17:34:03 -04:00 • committed by GitHub
parent ce5f2b9845
commit af7ffaa279
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336 changed files with 37293 additions and 769 deletions
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40
vendor/github.com/alecthomas/chroma/lexers/s/smarty.go generated vendored Normal file
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@ -0,0 +1,40 @@
package s
import (
. "github.com/alecthomas/chroma" // nolint
. "github.com/alecthomas/chroma/lexers/circular" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Smarty lexer.
var Smarty = internal.Register(MustNewLexer(
&Config{
Name: "Smarty",
Aliases: []string{"smarty"},
Filenames: []string{"*.tpl"},
MimeTypes: []string{"application/x-smarty"},
DotAll: true,
},
Rules{
"root": {
{`[^{]+`, Other, nil},
{`(\{)(\*.*?\*)(\})`, ByGroups(CommentPreproc, Comment, CommentPreproc), nil},
{`(\{php\})(.*?)(\{/php\})`, ByGroups(CommentPreproc, Using(PHP), CommentPreproc), nil},
{`(\{)(/?[a-zA-Z_]\w*)(\s*)`, ByGroups(CommentPreproc, NameFunction, Text), Push("smarty")},
{`\{`, CommentPreproc, Push("smarty")},
},
"smarty": {
{`\s+`, Text, nil},
{`\{`, CommentPreproc, Push()},
{`\}`, CommentPreproc, Pop(1)},
{`#[a-zA-Z_]\w*#`, NameVariable, nil},
{`\$[a-zA-Z_]\w*(\.\w+)*`, NameVariable, nil},
{`[~!%^&*()+=|\[\]:;,.<>/?@-]`, Operator, nil},
{`(true|false|null)\b`, KeywordConstant, nil},
{`[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?`, LiteralNumber, nil},
{`"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
{`'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
{`[a-zA-Z_]\w*`, NameAttribute, nil},
},
},
))