mirror of https://github.com/cheat/cheat.git
chore: updates `chroma` dependency
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2
go.sum
2
go.sum
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@ -3,8 +3,6 @@ github.com/GeertJohan/go.rice v1.0.0/go.mod h1:eH6gbSOAUv07dQuZVnBmoDP8mgsM1rtix
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github.com/akavel/rsrc v0.8.0/go.mod h1:uLoCtb9J+EyAqh+26kdrTgmzRBFPGOolLWKpdxkKq+c=
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github.com/alecthomas/assert v0.0.0-20170929043011-405dbfeb8e38 h1:smF2tmSOzy2Mm+0dGI2AIUHY+w0BUc+4tn40djz7+6U=
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github.com/alecthomas/assert v0.0.0-20170929043011-405dbfeb8e38/go.mod h1:r7bzyVFMNntcxPZXK3/+KdruV1H5KSlyVY0gc+NgInI=
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github.com/alecthomas/chroma v0.6.9 h1:afiCdwnNPo6fcyvoqqsXs78t7NbR9TuW4wDB7NJkcag=
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github.com/alecthomas/chroma v0.6.9/go.mod h1:1U/PfCsTALWWYHDnsIQkxEBM0+6LLe0v8+RSVMOwxeY=
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github.com/alecthomas/chroma v0.7.0 h1:z+0HgTUmkpRDRz0SRSdMaqOLfJV4F+N1FPDZUZIDUzw=
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github.com/alecthomas/chroma v0.7.0/go.mod h1:1U/PfCsTALWWYHDnsIQkxEBM0+6LLe0v8+RSVMOwxeY=
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github.com/alecthomas/colour v0.0.0-20160524082231-60882d9e2721 h1:JHZL0hZKJ1VENNfmXvHbgYlbUOvpzYzvy2aZU5gXVeo=
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@ -20,7 +20,7 @@ var (
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return nil
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}))
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// Default HTML formatter outputs self-contained HTML.
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htmlFull = Register("html", html.New(html.Standalone(), html.WithClasses())) // nolint
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htmlFull = Register("html", html.New(html.Standalone(true), html.WithClasses(true))) // nolint
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SVG = Register("svg", svg.New(svg.EmbedFont("Liberation Mono", svg.FontLiberationMono, svg.WOFF)))
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)
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@ -14,32 +14,47 @@ import (
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type Option func(f *Formatter)
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// Standalone configures the HTML formatter for generating a standalone HTML document.
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func Standalone() Option { return func(f *Formatter) { f.standalone = true } }
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func Standalone(b bool) Option { return func(f *Formatter) { f.standalone = b } }
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// ClassPrefix sets the CSS class prefix.
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func ClassPrefix(prefix string) Option { return func(f *Formatter) { f.prefix = prefix } }
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// WithClasses emits HTML using CSS classes, rather than inline styles.
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func WithClasses() Option { return func(f *Formatter) { f.Classes = true } }
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func WithClasses(b bool) Option { return func(f *Formatter) { f.Classes = b } }
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// TabWidth sets the number of characters for a tab. Defaults to 8.
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func TabWidth(width int) Option { return func(f *Formatter) { f.tabWidth = width } }
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// PreventSurroundingPre prevents the surrounding pre tags around the generated code
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func PreventSurroundingPre() Option { return func(f *Formatter) { f.preventSurroundingPre = true } }
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// PreventSurroundingPre prevents the surrounding pre tags around the generated code.
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func PreventSurroundingPre(b bool) Option {
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return func(f *Formatter) {
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if b {
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f.preWrapper = nopPreWrapper
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} else {
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f.preWrapper = defaultPreWrapper
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}
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}
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}
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// WithPreWrapper allows control of the surrounding pre tags.
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func WithPreWrapper(wrapper PreWrapper) Option {
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return func(f *Formatter) {
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f.preWrapper = wrapper
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}
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}
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// WithLineNumbers formats output with line numbers.
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func WithLineNumbers() Option {
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func WithLineNumbers(b bool) Option {
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return func(f *Formatter) {
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f.lineNumbers = true
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f.lineNumbers = b
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}
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}
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// LineNumbersInTable will, when combined with WithLineNumbers, separate the line numbers
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// and code in table td's, which make them copy-and-paste friendly.
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func LineNumbersInTable() Option {
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func LineNumbersInTable(b bool) Option {
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return func(f *Formatter) {
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f.lineNumbersInTable = true
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f.lineNumbersInTable = b
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}
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}
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@ -64,6 +79,7 @@ func BaseLineNumber(n int) Option {
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func New(options ...Option) *Formatter {
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f := &Formatter{
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baseLineNumber: 1,
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preWrapper: defaultPreWrapper,
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}
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for _, option := range options {
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option(f)
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@ -71,17 +87,57 @@ func New(options ...Option) *Formatter {
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return f
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}
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// PreWrapper defines the operations supported in WithPreWrapper.
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type PreWrapper interface {
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// Start is called to write a start <pre> element.
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// The code flag tells whether this block surrounds
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// highlighted code. This will be false when surrounding
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// line numbers.
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Start(code bool, styleAttr string) string
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// End is called to write the end </pre> element.
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End(code bool) string
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}
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type preWrapper struct {
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start func(code bool, styleAttr string) string
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end func(code bool) string
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}
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func (p preWrapper) Start(code bool, styleAttr string) string {
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return p.start(code, styleAttr)
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}
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func (p preWrapper) End(code bool) string {
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return p.end(code)
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}
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var (
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nopPreWrapper = preWrapper{
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start: func(code bool, styleAttr string) string { return "" },
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end: func(code bool) string { return "" },
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}
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defaultPreWrapper = preWrapper{
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start: func(code bool, styleAttr string) string {
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return fmt.Sprintf("<pre%s>", styleAttr)
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},
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end: func(code bool) string {
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return "</pre>"
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},
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}
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)
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// Formatter that generates HTML.
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type Formatter struct {
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standalone bool
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prefix string
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Classes bool // Exported field to detect when classes are being used
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preventSurroundingPre bool
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tabWidth int
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lineNumbers bool
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lineNumbersInTable bool
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highlightRanges highlightRanges
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baseLineNumber int
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standalone bool
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prefix string
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Classes bool // Exported field to detect when classes are being used
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preWrapper PreWrapper
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tabWidth int
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lineNumbers bool
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lineNumbersInTable bool
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highlightRanges highlightRanges
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baseLineNumber int
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}
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type highlightRanges [][2]int
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@ -129,9 +185,7 @@ func (f *Formatter) writeHTML(w io.Writer, style *chroma.Style, tokens []chroma.
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fmt.Fprintf(w, "<div%s>\n", f.styleAttr(css, chroma.Background))
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fmt.Fprintf(w, "<table%s><tr>", f.styleAttr(css, chroma.LineTable))
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fmt.Fprintf(w, "<td%s>\n", f.styleAttr(css, chroma.LineTableTD))
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if !f.preventSurroundingPre {
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fmt.Fprintf(w, "<pre%s>", f.styleAttr(css, chroma.Background))
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}
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fmt.Fprintf(w, f.preWrapper.Start(false, f.styleAttr(css, chroma.Background)))
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for index := range lines {
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line := f.baseLineNumber + index
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highlight, next := f.shouldHighlight(highlightIndex, line)
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@ -148,16 +202,13 @@ func (f *Formatter) writeHTML(w io.Writer, style *chroma.Style, tokens []chroma.
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fmt.Fprintf(w, "</span>")
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}
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}
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if !f.preventSurroundingPre {
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fmt.Fprint(w, "</pre>")
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}
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fmt.Fprint(w, f.preWrapper.End(false))
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fmt.Fprint(w, "</td>\n")
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fmt.Fprintf(w, "<td%s>\n", f.styleAttr(css, chroma.LineTableTD, "width:100%"))
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}
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if !f.preventSurroundingPre {
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fmt.Fprintf(w, "<pre%s>", f.styleAttr(css, chroma.Background))
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}
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fmt.Fprintf(w, f.preWrapper.Start(true, f.styleAttr(css, chroma.Background)))
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highlightIndex = 0
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for index, tokens := range lines {
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// 1-based line number.
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@ -187,9 +238,7 @@ func (f *Formatter) writeHTML(w io.Writer, style *chroma.Style, tokens []chroma.
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}
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}
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if !f.preventSurroundingPre {
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fmt.Fprint(w, "</pre>")
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}
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fmt.Fprintf(w, f.preWrapper.End(true))
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if wrapInTable {
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fmt.Fprint(w, "</td></tr></table>\n")
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@ -53,7 +53,7 @@ var Bash = internal.Register(MustNewLexer(
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{`&`, Punctuation, nil},
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{`\|`, Punctuation, nil},
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{`\s+`, Text, nil},
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{`\d+\b`, LiteralNumber, nil},
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{`\d+(?= |$)`, LiteralNumber, nil},
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{"[^=\\s\\[\\]{}()$\"\\'`\\\\<&|;]+", Text, nil},
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{`<`, Text, nil},
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},
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@ -26,7 +26,7 @@ var MySQL = internal.Register(MustNewLexer(
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{`((?:_[a-z0-9]+)?)(")`, ByGroups(LiteralStringAffix, LiteralStringDouble), Push("double-string")},
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{"[+*/<>=~!@#%^&|`?-]", Operator, nil},
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{`\b(tinyint|smallint|mediumint|int|integer|bigint|date|datetime|time|bit|bool|tinytext|mediumtext|longtext|text|tinyblob|mediumblob|longblob|blob|float|double|double\s+precision|real|numeric|dec|decimal|timestamp|year|char|varchar|varbinary|varcharacter|enum|set)(\b\s*)(\()?`, ByGroups(KeywordType, Text, Punctuation), nil},
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{`\b(add|all|alter|analyze|and|as|asc|asensitive|before|between|bigint|binary|blob|both|by|call|cascade|case|change|char|character|check|collate|column|condition|constraint|continue|convert|create|cross|current_date|current_time|current_timestamp|current_user|cursor|database|databases|day_hour|day_microsecond|day_minute|day_second|dec|decimal|declare|default|delayed|delete|desc|describe|deterministic|distinct|distinctrow|div|double|drop|dual|each|else|elseif|enclosed|escaped|exists|exit|explain|fetch|flush|float|float4|float8|for|force|foreign|from|fulltext|grant|group|having|high_priority|hour_microsecond|hour_minute|hour_second|if|ignore|in|index|infile|inner|inout|insensitive|insert|int|int1|int2|int3|int4|int8|integer|interval|into|is|iterate|join|key|keys|kill|leading|leave|left|like|limit|lines|load|localtime|localtimestamp|lock|long|loop|low_priority|match|minute_microsecond|minute_second|mod|modifies|natural|no_write_to_binlog|not|numeric|on|optimize|option|optionally|or|order|out|outer|outfile|precision|primary|procedure|purge|raid0|read|reads|real|references|regexp|release|rename|repeat|replace|require|restrict|return|revoke|right|rlike|schema|schemas|second_microsecond|select|sensitive|separator|set|show|smallint|soname|spatial|specific|sql|sql_big_result|sql_calc_found_rows|sql_small_result|sqlexception|sqlstate|sqlwarning|ssl|starting|straight_join|table|terminated|then|to|trailing|trigger|undo|union|unique|unlock|unsigned|update|usage|use|using|utc_date|utc_time|utc_timestamp|values|varying|when|where|while|with|write|x509|xor|year_month|zerofill)\b`, Keyword, nil},
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{`\b(add|all|alter|analyze|and|as|asc|asensitive|before|between|bigint|binary|blob|both|by|call|cascade|case|change|char|character|check|collate|column|condition|constraint|continue|convert|create|cross|current_date|current_time|current_timestamp|current_user|cursor|database|databases|day_hour|day_microsecond|day_minute|day_second|dec|decimal|declare|default|delayed|delete|desc|describe|deterministic|distinct|distinctrow|div|double|drop|dual|each|else|elseif|enclosed|escaped|exists|exit|explain|fetch|flush|float|float4|float8|for|force|foreign|from|fulltext|grant|group|having|high_priority|hour_microsecond|hour_minute|hour_second|identified|if|ignore|in|index|infile|inner|inout|insensitive|insert|int|int1|int2|int3|int4|int8|integer|interval|into|is|iterate|join|key|keys|kill|leading|leave|left|like|limit|lines|load|localtime|localtimestamp|lock|long|loop|low_priority|match|minute_microsecond|minute_second|mod|modifies|natural|no_write_to_binlog|not|numeric|on|optimize|option|optionally|or|order|out|outer|outfile|precision|primary|privileges|procedure|purge|raid0|read|reads|real|references|regexp|release|rename|repeat|replace|require|restrict|return|revoke|right|rlike|schema|schemas|second_microsecond|select|sensitive|separator|set|show|smallint|soname|spatial|specific|sql|sql_big_result|sql_calc_found_rows|sql_small_result|sqlexception|sqlstate|sqlwarning|ssl|starting|straight_join|table|terminated|then|to|trailing|trigger|undo|union|unique|unlock|unsigned|update|usage|use|user|using|utc_date|utc_time|utc_timestamp|values|varying|when|where|while|with|write|x509|xor|year_month|zerofill)\b`, Keyword, nil},
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{`\b(auto_increment|engine|charset|tables)\b`, KeywordPseudo, nil},
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{`(true|false|null)`, NameConstant, nil},
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{`([a-z_]\w*)(\s*)(\()`, ByGroups(NameFunction, Text, Punctuation), nil},
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@ -34,7 +34,6 @@ func (e EmitterFunc) Emit(groups []string, lexer Lexer) Iterator { return e(grou
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func ByGroups(emitters ...Emitter) Emitter {
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return EmitterFunc(func(groups []string, lexer Lexer) Iterator {
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iterators := make([]Iterator, 0, len(groups)-1)
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// NOTE: If this panics, there is a mismatch with groups
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if len(emitters) != len(groups)-1 {
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iterators = append(iterators, Error.Emit(groups, lexer))
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// panic(errors.Errorf("number of groups %q does not match number of emitters %v", groups, emitters))
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@ -1,4 +1,4 @@
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# github.com/alecthomas/chroma v0.6.9
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# github.com/alecthomas/chroma v0.7.0
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github.com/alecthomas/chroma
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github.com/alecthomas/chroma/formatters
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github.com/alecthomas/chroma/formatters/html
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