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fae07cbc8f
* Add Dependencie Update Script * update gitea.com/lunny/levelqueue * update github.com/PuerkitoBio/goquery * update github.com/alecthomas/chroma * update github.com/blevesearch/bleve/v2 * update github.com/caddyserver/certmagic * update github.com/go-enry/go-enry/v2 * update github.com/go-redis/redis/v8 * update github.com/hashicorp/golang-lru * update github.com/klauspost/compress * update github.com/markbates/goth * update github.com/mholt/archiver/v3 * update github.com/microcosm-cc/bluemonday * update github.com/minio/minio-go/v7 * update github.com/olivere/elastic/v7 * update github.com/xanzy/go-gitlab * update github.com/yuin/goldmark
129 lines
2.8 KiB
Go
Vendored
129 lines
2.8 KiB
Go
Vendored
package chroma
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import (
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"fmt"
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"strings"
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)
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var (
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defaultOptions = &TokeniseOptions{
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State: "root",
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EnsureLF: true,
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}
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)
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// Config for a lexer.
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type Config struct {
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// Name of the lexer.
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Name string
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// Shortcuts for the lexer
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Aliases []string
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// File name globs
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Filenames []string
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// Secondary file name globs
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AliasFilenames []string
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// MIME types
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MimeTypes []string
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// Regex matching is case-insensitive.
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CaseInsensitive bool
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// Regex matches all characters.
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DotAll bool
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// Regex does not match across lines ($ matches EOL).
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//
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// Defaults to multiline.
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NotMultiline bool
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// Don't strip leading and trailing newlines from the input.
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// DontStripNL bool
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// Strip all leading and trailing whitespace from the input
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// StripAll bool
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// Make sure that the input ends with a newline. This
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// is required for some lexers that consume input linewise.
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EnsureNL bool
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// If given and greater than 0, expand tabs in the input.
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// TabSize int
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// Priority of lexer.
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//
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// If this is 0 it will be treated as a default of 1.
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Priority float32
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}
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// Token output to formatter.
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type Token struct {
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Type TokenType `json:"type"`
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Value string `json:"value"`
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}
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func (t *Token) String() string { return t.Value }
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func (t *Token) GoString() string { return fmt.Sprintf("&Token{%s, %q}", t.Type, t.Value) }
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// Clone returns a clone of the Token.
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func (t *Token) Clone() Token {
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return *t
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}
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// EOF is returned by lexers at the end of input.
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var EOF Token
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// TokeniseOptions contains options for tokenisers.
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type TokeniseOptions struct {
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// State to start tokenisation in. Defaults to "root".
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State string
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// Nested tokenisation.
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Nested bool
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// If true, all EOLs are converted into LF
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// by replacing CRLF and CR
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EnsureLF bool
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}
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// A Lexer for tokenising source code.
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type Lexer interface {
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// Config describing the features of the Lexer.
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Config() *Config
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// Tokenise returns an Iterator over tokens in text.
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Tokenise(options *TokeniseOptions, text string) (Iterator, error)
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}
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// Lexers is a slice of lexers sortable by name.
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type Lexers []Lexer
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func (l Lexers) Len() int { return len(l) }
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func (l Lexers) Swap(i, j int) { l[i], l[j] = l[j], l[i] }
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func (l Lexers) Less(i, j int) bool {
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return strings.ToLower(l[i].Config().Name) < strings.ToLower(l[j].Config().Name)
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}
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// PrioritisedLexers is a slice of lexers sortable by priority.
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type PrioritisedLexers []Lexer
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func (l PrioritisedLexers) Len() int { return len(l) }
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func (l PrioritisedLexers) Swap(i, j int) { l[i], l[j] = l[j], l[i] }
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func (l PrioritisedLexers) Less(i, j int) bool {
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ip := l[i].Config().Priority
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if ip == 0 {
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ip = 1
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}
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jp := l[j].Config().Priority
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if jp == 0 {
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jp = 1
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}
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return ip > jp
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}
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// Analyser determines how appropriate this lexer is for the given text.
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type Analyser interface {
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AnalyseText(text string) float32
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}
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