package d import ( . "github.com/alecthomas/chroma" // nolint "github.com/alecthomas/chroma/lexers/internal" ) // Dart lexer. var Dart = internal.Register(MustNewLazyLexer( &Config{ Name: "Dart", Aliases: []string{"dart"}, Filenames: []string{"*.dart"}, MimeTypes: []string{"text/x-dart"}, DotAll: true, }, dartRules, )) func dartRules() Rules { return Rules{ "root": { Include("string_literal"), {`#!(.*?)$`, CommentPreproc, nil}, {`\b(import|export)\b`, Keyword, Push("import_decl")}, {`\b(library|source|part of|part)\b`, Keyword, nil}, {`[^\S\n]+`, Text, nil}, {`//.*?\n`, CommentSingle, nil}, {`/\*.*?\*/`, CommentMultiline, nil}, {`\b(class)\b(\s+)`, ByGroups(KeywordDeclaration, Text), Push("class")}, {`\b(assert|break|case|catch|continue|default|do|else|finally|for|if|in|is|new|return|super|switch|this|throw|try|while)\b`, Keyword, nil}, {`\b(abstract|async|await|const|extends|factory|final|get|implements|native|operator|set|static|sync|typedef|var|with|yield)\b`, KeywordDeclaration, nil}, {`\b(bool|double|dynamic|int|num|Object|String|void)\b`, KeywordType, nil}, {`\b(false|null|true)\b`, KeywordConstant, nil}, {`[~!%^&*+=|?:<>/-]|as\b`, Operator, nil}, {`[a-zA-Z_$]\w*:`, NameLabel, nil}, {`[a-zA-Z_$]\w*`, Name, nil}, {`[(){}\[\],.;]`, Punctuation, nil}, {`0[xX][0-9a-fA-F]+`, LiteralNumberHex, nil}, {`\d+(\.\d*)?([eE][+-]?\d+)?`, LiteralNumber, nil}, {`\.\d+([eE][+-]?\d+)?`, LiteralNumber, nil}, {`\n`, Text, nil}, }, "class": { {`[a-zA-Z_$]\w*`, NameClass, Pop(1)}, }, "import_decl": { Include("string_literal"), {`\s+`, Text, nil}, {`\b(as|show|hide)\b`, Keyword, nil}, {`[a-zA-Z_$]\w*`, Name, nil}, {`\,`, Punctuation, nil}, {`\;`, Punctuation, Pop(1)}, }, "string_literal": { {`r"""([\w\W]*?)"""`, LiteralStringDouble, nil}, {`r'''([\w\W]*?)'''`, LiteralStringSingle, nil}, {`r"(.*?)"`, LiteralStringDouble, nil}, {`r'(.*?)'`, LiteralStringSingle, nil}, {`"""`, LiteralStringDouble, Push("string_double_multiline")}, {`'''`, LiteralStringSingle, Push("string_single_multiline")}, {`"`, LiteralStringDouble, Push("string_double")}, {`'`, LiteralStringSingle, Push("string_single")}, }, "string_common": { {`\\(x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}|u\{[0-9A-Fa-f]*\}|[a-z'\"$\\])`, LiteralStringEscape, nil}, {`(\$)([a-zA-Z_]\w*)`, ByGroups(LiteralStringInterpol, Name), nil}, {`(\$\{)(.*?)(\})`, ByGroups(LiteralStringInterpol, UsingSelf("root"), LiteralStringInterpol), nil}, }, "string_double": { {`"`, LiteralStringDouble, Pop(1)}, {`[^"$\\\n]+`, LiteralStringDouble, nil}, Include("string_common"), {`\$+`, LiteralStringDouble, nil}, }, "string_double_multiline": { {`"""`, LiteralStringDouble, Pop(1)}, {`[^"$\\]+`, LiteralStringDouble, nil}, Include("string_common"), {`(\$|\")+`, LiteralStringDouble, nil}, }, "string_single": { {`'`, LiteralStringSingle, Pop(1)}, {`[^'$\\\n]+`, LiteralStringSingle, nil}, Include("string_common"), {`\$+`, LiteralStringSingle, nil}, }, "string_single_multiline": { {`'''`, LiteralStringSingle, Pop(1)}, {`[^\'$\\]+`, LiteralStringSingle, nil}, Include("string_common"), {`(\$|\')+`, LiteralStringSingle, nil}, }, } }