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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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44
vendor/github.com/alecthomas/chroma/lexers/c/cmake.go generated vendored Normal file
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@ -0,0 +1,44 @@
package c
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Cmake lexer.
var Cmake = internal.Register(MustNewLexer(
&Config{
Name: "CMake",
Aliases: []string{"cmake"},
Filenames: []string{"*.cmake", "CMakeLists.txt"},
MimeTypes: []string{"text/x-cmake"},
},
Rules{
"root": {
{`\b(\w+)([ \t]*)(\()`, ByGroups(NameBuiltin, Text, Punctuation), Push("args")},
Include("keywords"),
Include("ws"),
},
"args": {
{`\(`, Punctuation, Push()},
{`\)`, Punctuation, Pop(1)},
{`(\$\{)(.+?)(\})`, ByGroups(Operator, NameVariable, Operator), nil},
{`(\$ENV\{)(.+?)(\})`, ByGroups(Operator, NameVariable, Operator), nil},
{`(\$<)(.+?)(>)`, ByGroups(Operator, NameVariable, Operator), nil},
{`(?s)".*?"`, LiteralStringDouble, nil},
{`\\\S+`, LiteralString, nil},
{`[^)$"# \t\n]+`, LiteralString, nil},
{`\n`, Text, nil},
Include("keywords"),
Include("ws"),
},
"string": {},
"keywords": {
{`\b(WIN32|UNIX|APPLE|CYGWIN|BORLAND|MINGW|MSVC|MSVC_IDE|MSVC60|MSVC70|MSVC71|MSVC80|MSVC90)\b`, Keyword, nil},
},
"ws": {
{`[ \t]+`, Text, nil},
{`#.*\n`, Comment, nil},
},
},
))