mirror of
https://github.com/go-gitea/gitea.git
synced 2024-12-13 13:28:42 +08:00
96 lines
3.1 KiB
Go
96 lines
3.1 KiB
Go
|
package b
|
||
|
|
||
|
import (
|
||
|
"regexp"
|
||
|
|
||
|
. "github.com/alecthomas/chroma" // nolint
|
||
|
"github.com/alecthomas/chroma/lexers/internal"
|
||
|
)
|
||
|
|
||
|
var bashAnalyserRe = regexp.MustCompile(`(?m)^#!.*/bin/(?:env |)(?:bash|zsh|sh|ksh)`)
|
||
|
|
||
|
// Bash lexer.
|
||
|
var Bash = internal.Register(MustNewLexer(
|
||
|
&Config{
|
||
|
Name: "Bash",
|
||
|
Aliases: []string{"bash", "sh", "ksh", "zsh", "shell"},
|
||
|
Filenames: []string{"*.sh", "*.ksh", "*.bash", "*.ebuild", "*.eclass", "*.exheres-0", "*.exlib", "*.zsh", "*.zshrc", ".bashrc", "bashrc", ".bash_*", "bash_*", "zshrc", ".zshrc", "PKGBUILD"},
|
||
|
MimeTypes: []string{"application/x-sh", "application/x-shellscript"},
|
||
|
},
|
||
|
Rules{
|
||
|
"root": {
|
||
|
Include("basic"),
|
||
|
{"`", LiteralStringBacktick, Push("backticks")},
|
||
|
Include("data"),
|
||
|
Include("interp"),
|
||
|
},
|
||
|
"interp": {
|
||
|
{`\$\(\(`, Keyword, Push("math")},
|
||
|
{`\$\(`, Keyword, Push("paren")},
|
||
|
{`\$\{#?`, LiteralStringInterpol, Push("curly")},
|
||
|
{`\$[a-zA-Z_]\w*`, NameVariable, nil},
|
||
|
{`\$(?:\d+|[#$?!_*@-])`, NameVariable, nil},
|
||
|
{`\$`, Text, nil},
|
||
|
},
|
||
|
"basic": {
|
||
|
{`\b(if|fi|else|while|do|done|for|then|return|function|case|select|continue|until|esac|elif)(\s*)\b`, ByGroups(Keyword, Text), nil},
|
||
|
{"\\b(alias|bg|bind|break|builtin|caller|cd|command|compgen|complete|declare|dirs|disown|echo|enable|eval|exec|exit|export|false|fc|fg|getopts|hash|help|history|jobs|kill|let|local|logout|popd|printf|pushd|pwd|read|readonly|set|shift|shopt|source|suspend|test|time|times|trap|true|type|typeset|ulimit|umask|unalias|unset|wait)(?=[\\s)`])", NameBuiltin, nil},
|
||
|
{`\A#!.+\n`, CommentPreproc, nil},
|
||
|
{`#.*\S`, CommentSingle, nil},
|
||
|
{`\\[\w\W]`, LiteralStringEscape, nil},
|
||
|
{`(\b\w+)(\s*)(\+?=)`, ByGroups(NameVariable, Text, Operator), nil},
|
||
|
{`[\[\]{}()=]`, Operator, nil},
|
||
|
{`<<<`, Operator, nil},
|
||
|
{`<<-?\s*(\'?)\\?(\w+)[\w\W]+?\2`, LiteralString, nil},
|
||
|
{`&&|\|\|`, Operator, nil},
|
||
|
},
|
||
|
"data": {
|
||
|
{`(?s)\$?"(\\\\|\\[0-7]+|\\.|[^"\\$])*"`, LiteralStringDouble, nil},
|
||
|
{`"`, LiteralStringDouble, Push("string")},
|
||
|
{`(?s)\$'(\\\\|\\[0-7]+|\\.|[^'\\])*'`, LiteralStringSingle, nil},
|
||
|
{`(?s)'.*?'`, LiteralStringSingle, nil},
|
||
|
{`;`, Punctuation, nil},
|
||
|
{`&`, Punctuation, nil},
|
||
|
{`\|`, Punctuation, nil},
|
||
|
{`\s+`, Text, nil},
|
||
|
{`\d+(?= |$)`, LiteralNumber, nil},
|
||
|
{"[^=\\s\\[\\]{}()$\"\\'`\\\\<&|;]+", Text, nil},
|
||
|
{`<`, Text, nil},
|
||
|
},
|
||
|
"string": {
|
||
|
{`"`, LiteralStringDouble, Pop(1)},
|
||
|
{`(?s)(\\\\|\\[0-7]+|\\.|[^"\\$])+`, LiteralStringDouble, nil},
|
||
|
Include("interp"),
|
||
|
},
|
||
|
"curly": {
|
||
|
{`\}`, LiteralStringInterpol, Pop(1)},
|
||
|
{`:-`, Keyword, nil},
|
||
|
{`\w+`, NameVariable, nil},
|
||
|
{"[^}:\"\\'`$\\\\]+", Punctuation, nil},
|
||
|
{`:`, Punctuation, nil},
|
||
|
Include("root"),
|
||
|
},
|
||
|
"paren": {
|
||
|
{`\)`, Keyword, Pop(1)},
|
||
|
Include("root"),
|
||
|
},
|
||
|
"math": {
|
||
|
{`\)\)`, Keyword, Pop(1)},
|
||
|
{`[-+*/%^|&]|\*\*|\|\|`, Operator, nil},
|
||
|
{`\d+#\d+`, LiteralNumber, nil},
|
||
|
{`\d+#(?! )`, LiteralNumber, nil},
|
||
|
{`\d+`, LiteralNumber, nil},
|
||
|
Include("root"),
|
||
|
},
|
||
|
"backticks": {
|
||
|
{"`", LiteralStringBacktick, Pop(1)},
|
||
|
Include("root"),
|
||
|
},
|
||
|
},
|
||
|
).SetAnalyser(func(text string) float32 {
|
||
|
if bashAnalyserRe.FindString(text) != "" {
|
||
|
return 1.0
|
||
|
}
|
||
|
return 0.0
|
||
|
}))
|