mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-12-30 18:22:14 +01:00
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>
87 lines
1.6 KiB
Go
87 lines
1.6 KiB
Go
package syntax
|
|
|
|
import (
|
|
"bytes"
|
|
"errors"
|
|
)
|
|
|
|
type ReplacerData struct {
|
|
Rep string
|
|
Strings []string
|
|
Rules []int
|
|
}
|
|
|
|
const (
|
|
replaceSpecials = 4
|
|
replaceLeftPortion = -1
|
|
replaceRightPortion = -2
|
|
replaceLastGroup = -3
|
|
replaceWholeString = -4
|
|
)
|
|
|
|
//ErrReplacementError is a general error during parsing the replacement text
|
|
var ErrReplacementError = errors.New("Replacement pattern error.")
|
|
|
|
// NewReplacerData will populate a reusable replacer data struct based on the given replacement string
|
|
// and the capture group data from a regexp
|
|
func NewReplacerData(rep string, caps map[int]int, capsize int, capnames map[string]int, op RegexOptions) (*ReplacerData, error) {
|
|
p := parser{
|
|
options: op,
|
|
caps: caps,
|
|
capsize: capsize,
|
|
capnames: capnames,
|
|
}
|
|
p.setPattern(rep)
|
|
concat, err := p.scanReplacement()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if concat.t != ntConcatenate {
|
|
panic(ErrReplacementError)
|
|
}
|
|
|
|
sb := &bytes.Buffer{}
|
|
var (
|
|
strings []string
|
|
rules []int
|
|
)
|
|
|
|
for _, child := range concat.children {
|
|
switch child.t {
|
|
case ntMulti:
|
|
child.writeStrToBuf(sb)
|
|
|
|
case ntOne:
|
|
sb.WriteRune(child.ch)
|
|
|
|
case ntRef:
|
|
if sb.Len() > 0 {
|
|
rules = append(rules, len(strings))
|
|
strings = append(strings, sb.String())
|
|
sb.Reset()
|
|
}
|
|
slot := child.m
|
|
|
|
if len(caps) > 0 && slot >= 0 {
|
|
slot = caps[slot]
|
|
}
|
|
|
|
rules = append(rules, -replaceSpecials-1-slot)
|
|
|
|
default:
|
|
panic(ErrReplacementError)
|
|
}
|
|
}
|
|
|
|
if sb.Len() > 0 {
|
|
rules = append(rules, len(strings))
|
|
strings = append(strings, sb.String())
|
|
}
|
|
|
|
return &ReplacerData{
|
|
Rep: rep,
|
|
Strings: strings,
|
|
Rules: rules,
|
|
}, nil
|
|
}
|