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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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GPG key ID: 4AEE18F83AFDEB23
336 changed files with 37293 additions and 769 deletions
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67
vendor/github.com/alecthomas/chroma/lexers/q/qbasic.go generated vendored Normal file
View file

@ -0,0 +1,67 @@
package q
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Qbasic lexer.
var Qbasic = internal.Register(MustNewLexer(
&Config{
Name: "QBasic",
Aliases: []string{"qbasic", "basic"},
Filenames: []string{"*.BAS", "*.bas"},
MimeTypes: []string{"text/basic"},
},
Rules{
"root": {
{`\n+`, Text, nil},
{`\s+`, TextWhitespace, nil},
{`^(\s*)(\d*)(\s*)(REM .*)$`, ByGroups(TextWhitespace, NameLabel, TextWhitespace, CommentSingle), nil},
{`^(\s*)(\d+)(\s*)`, ByGroups(TextWhitespace, NameLabel, TextWhitespace), nil},
{`(?=[\s]*)(\w+)(?=[\s]*=)`, NameVariableGlobal, nil},
{`(?=[^"]*)\'.*$`, CommentSingle, nil},
{`"[^\n"]*"`, LiteralStringDouble, nil},
{`(END)(\s+)(FUNCTION|IF|SELECT|SUB)`, ByGroups(KeywordReserved, TextWhitespace, KeywordReserved), nil},
{`(DECLARE)(\s+)([A-Z]+)(\s+)(\S+)`, ByGroups(KeywordDeclaration, TextWhitespace, NameVariable, TextWhitespace, Name), nil},
{`(DIM)(\s+)(SHARED)(\s+)([^\s(]+)`, ByGroups(KeywordDeclaration, TextWhitespace, NameVariable, TextWhitespace, NameVariableGlobal), nil},
{`(DIM)(\s+)([^\s(]+)`, ByGroups(KeywordDeclaration, TextWhitespace, NameVariableGlobal), nil},
{`^(\s*)([a-zA-Z_]+)(\s*)(\=)`, ByGroups(TextWhitespace, NameVariableGlobal, TextWhitespace, Operator), nil},
{`(GOTO|GOSUB)(\s+)(\w+\:?)`, ByGroups(KeywordReserved, TextWhitespace, NameLabel), nil},
{`(SUB)(\s+)(\w+\:?)`, ByGroups(KeywordReserved, TextWhitespace, NameLabel), nil},
Include("declarations"),
Include("functions"),
Include("metacommands"),
Include("operators"),
Include("statements"),
Include("keywords"),
{`[a-zA-Z_]\w*[$@#&!]`, NameVariableGlobal, nil},
{`[a-zA-Z_]\w*\:`, NameLabel, nil},
{`\-?\d*\.\d+[@|#]?`, LiteralNumberFloat, nil},
{`\-?\d+[@|#]`, LiteralNumberFloat, nil},
{`\-?\d+#?`, LiteralNumberIntegerLong, nil},
{`\-?\d+#?`, LiteralNumberInteger, nil},
{`!=|==|:=|\.=|<<|>>|[-~+/\\*%=<>&^|?:!.]`, Operator, nil},
{`[\[\]{}(),;]`, Punctuation, nil},
{`[\w]+`, NameVariableGlobal, nil},
},
"declarations": {
{`\b(DATA|LET)(?=\(|\b)`, KeywordDeclaration, nil},
},
"functions": {
{`\b(ABS|ASC|ATN|CDBL|CHR\$|CINT|CLNG|COMMAND\$|COS|CSNG|CSRLIN|CVD|CVDMBF|CVI|CVL|CVS|CVSMBF|DATE\$|ENVIRON\$|EOF|ERDEV|ERDEV\$|ERL|ERR|EXP|FILEATTR|FIX|FRE|FREEFILE|HEX\$|INKEY\$|INP|INPUT\$|INSTR|INT|IOCTL\$|LBOUND|LCASE\$|LEFT\$|LEN|LOC|LOF|LOG|LPOS|LTRIM\$|MID\$|MKD\$|MKDMBF\$|MKI\$|MKL\$|MKS\$|MKSMBF\$|OCT\$|PEEK|PEN|PLAY|PMAP|POINT|POS|RIGHT\$|RND|RTRIM\$|SADD|SCREEN|SEEK|SETMEM|SGN|SIN|SPACE\$|SPC|SQR|STICK|STR\$|STRIG|STRING\$|TAB|TAN|TIME\$|TIMER|UBOUND|UCASE\$|VAL|VARPTR|VARPTR\$|VARSEG)(?=\(|\b)`, KeywordReserved, nil},
},
"metacommands": {
{`\b(\$DYNAMIC|\$INCLUDE|\$STATIC)(?=\(|\b)`, KeywordConstant, nil},
},
"operators": {
{`\b(AND|EQV|IMP|NOT|OR|XOR)(?=\(|\b)`, OperatorWord, nil},
},
"statements": {
{`\b(BEEP|BLOAD|BSAVE|CALL|CALL\ ABSOLUTE|CALL\ INTERRUPT|CALLS|CHAIN|CHDIR|CIRCLE|CLEAR|CLOSE|CLS|COLOR|COM|COMMON|CONST|DATA|DATE\$|DECLARE|DEF\ FN|DEF\ SEG|DEFDBL|DEFINT|DEFLNG|DEFSNG|DEFSTR|DEF|DIM|DO|LOOP|DRAW|END|ENVIRON|ERASE|ERROR|EXIT|FIELD|FILES|FOR|NEXT|FUNCTION|GET|GOSUB|GOTO|IF|THEN|INPUT|INPUT\ \#|IOCTL|KEY|KEY|KILL|LET|LINE|LINE\ INPUT|LINE\ INPUT\ \#|LOCATE|LOCK|UNLOCK|LPRINT|LSET|MID\$|MKDIR|NAME|ON\ COM|ON\ ERROR|ON\ KEY|ON\ PEN|ON\ PLAY|ON\ STRIG|ON\ TIMER|ON\ UEVENT|ON|OPEN|OPEN\ COM|OPTION\ BASE|OUT|PAINT|PALETTE|PCOPY|PEN|PLAY|POKE|PRESET|PRINT|PRINT\ \#|PRINT\ USING|PSET|PUT|PUT|RANDOMIZE|READ|REDIM|REM|RESET|RESTORE|RESUME|RETURN|RMDIR|RSET|RUN|SCREEN|SEEK|SELECT\ CASE|SHARED|SHELL|SLEEP|SOUND|STATIC|STOP|STRIG|SUB|SWAP|SYSTEM|TIME\$|TIMER|TROFF|TRON|TYPE|UEVENT|UNLOCK|VIEW|WAIT|WHILE|WEND|WIDTH|WINDOW|WRITE)\b`, KeywordReserved, nil},
},
"keywords": {
{`\b(ACCESS|ALIAS|ANY|APPEND|AS|BASE|BINARY|BYVAL|CASE|CDECL|DOUBLE|ELSE|ELSEIF|ENDIF|INTEGER|IS|LIST|LOCAL|LONG|LOOP|MOD|NEXT|OFF|ON|OUTPUT|RANDOM|SIGNAL|SINGLE|STEP|STRING|THEN|TO|UNTIL|USING|WEND)\b`, Keyword, nil},
},
},
))