af7ffaa279
* 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>
60 lines
2 KiB
Go
60 lines
2 KiB
Go
package e
|
|
|
|
import (
|
|
. "github.com/alecthomas/chroma" // nolint
|
|
"github.com/alecthomas/chroma/lexers/internal"
|
|
)
|
|
|
|
// Elm lexer.
|
|
var Elm = internal.Register(MustNewLexer(
|
|
&Config{
|
|
Name: "Elm",
|
|
Aliases: []string{"elm"},
|
|
Filenames: []string{"*.elm"},
|
|
MimeTypes: []string{"text/x-elm"},
|
|
},
|
|
Rules{
|
|
"root": {
|
|
{`\{-`, CommentMultiline, Push("comment")},
|
|
{`--.*`, CommentSingle, nil},
|
|
{`\s+`, Text, nil},
|
|
{`"`, LiteralString, Push("doublequote")},
|
|
{`^\s*module\s*`, KeywordNamespace, Push("imports")},
|
|
{`^\s*import\s*`, KeywordNamespace, Push("imports")},
|
|
{`\[glsl\|.*`, NameEntity, Push("shader")},
|
|
{Words(``, `\b`, `alias`, `as`, `case`, `else`, `if`, `import`, `in`, `let`, `module`, `of`, `port`, `then`, `type`, `where`), KeywordReserved, nil},
|
|
{`[A-Z]\w*`, KeywordType, nil},
|
|
{`^main `, KeywordReserved, nil},
|
|
{Words(`\(`, `\)`, `~`, `||`, `|>`, `|`, "`", `^`, `\`, `'`, `>>`, `>=`, `>`, `==`, `=`, `<~`, `<|`, `<=`, `<<`, `<-`, `<`, `::`, `:`, `/=`, `//`, `/`, `..`, `.`, `->`, `-`, `++`, `+`, `*`, `&&`, `%`), NameFunction, nil},
|
|
{Words(``, ``, `~`, `||`, `|>`, `|`, "`", `^`, `\`, `'`, `>>`, `>=`, `>`, `==`, `=`, `<~`, `<|`, `<=`, `<<`, `<-`, `<`, `::`, `:`, `/=`, `//`, `/`, `..`, `.`, `->`, `-`, `++`, `+`, `*`, `&&`, `%`), NameFunction, nil},
|
|
Include("numbers"),
|
|
{`[a-z_][a-zA-Z_\']*`, NameVariable, nil},
|
|
{`[,()\[\]{}]`, Punctuation, nil},
|
|
},
|
|
"comment": {
|
|
{`-(?!\})`, CommentMultiline, nil},
|
|
{`\{-`, CommentMultiline, Push("comment")},
|
|
{`[^-}]`, CommentMultiline, nil},
|
|
{`-\}`, CommentMultiline, Pop(1)},
|
|
},
|
|
"doublequote": {
|
|
{`\\u[0-9a-fA-F]{4}`, LiteralStringEscape, nil},
|
|
{`\\[nrfvb\\"]`, LiteralStringEscape, nil},
|
|
{`[^"]`, LiteralString, nil},
|
|
{`"`, LiteralString, Pop(1)},
|
|
},
|
|
"imports": {
|
|
{`\w+(\.\w+)*`, NameClass, Pop(1)},
|
|
},
|
|
"numbers": {
|
|
{`_?\d+\.(?=\d+)`, LiteralNumberFloat, nil},
|
|
{`_?\d+`, LiteralNumberInteger, nil},
|
|
},
|
|
"shader": {
|
|
{`\|(?!\])`, NameEntity, nil},
|
|
{`\|\]`, NameEntity, Pop(1)},
|
|
{`.*\n`, NameEntity, nil},
|
|
},
|
|
},
|
|
))
|