81 lines
4.2 KiB
Go
81 lines
4.2 KiB
Go
package circular
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import (
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. "github.com/alecthomas/chroma" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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)
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// PHP lexer for pure PHP code (not embedded in HTML).
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var PHP = internal.Register(MustNewLexer(
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&Config{
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Name: "PHP",
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Aliases: []string{"php", "php3", "php4", "php5"},
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Filenames: []string{"*.php", "*.php[345]", "*.inc"},
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MimeTypes: []string{"text/x-php"},
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DotAll: true,
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CaseInsensitive: true,
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EnsureNL: true,
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},
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phpCommonRules.Rename("php", "root"),
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))
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var phpCommonRules = Rules{
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"php": {
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{`\?>`, CommentPreproc, Pop(1)},
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{`(<<<)([\'"]?)((?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*)(\2\n.*?\n\s*)(\3)(;?)(\n)`, ByGroups(LiteralString, LiteralString, LiteralStringDelimiter, LiteralString, LiteralStringDelimiter, Punctuation, Text), nil},
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{`\s+`, Text, nil},
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{`#.*?\n`, CommentSingle, nil},
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{`//.*?\n`, CommentSingle, nil},
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{`/\*\*/`, CommentMultiline, nil},
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{`/\*\*.*?\*/`, LiteralStringDoc, nil},
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{`/\*.*?\*/`, CommentMultiline, nil},
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{`(->|::)(\s*)((?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*)`, ByGroups(Operator, Text, NameAttribute), nil},
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{`[~!%^&*+=|:.<>/@-]+`, Operator, nil},
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{`\?`, Operator, nil},
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{`[\[\]{}();,]+`, Punctuation, nil},
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{`(class)(\s+)`, ByGroups(Keyword, Text), Push("classname")},
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{`(function)(\s*)(?=\()`, ByGroups(Keyword, Text), nil},
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{`(function)(\s+)(&?)(\s*)`, ByGroups(Keyword, Text, Operator, Text), Push("functionname")},
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{`(const)(\s+)((?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*)`, ByGroups(Keyword, Text, NameConstant), nil},
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{`(and|E_PARSE|old_function|E_ERROR|or|as|E_WARNING|parent|eval|PHP_OS|break|exit|case|extends|PHP_VERSION|cfunction|FALSE|print|for|require|continue|foreach|require_once|declare|return|default|static|do|switch|die|stdClass|echo|else|TRUE|elseif|var|empty|if|xor|enddeclare|include|virtual|endfor|include_once|while|endforeach|global|endif|list|endswitch|new|endwhile|not|array|E_ALL|NULL|final|php_user_filter|interface|implements|public|private|protected|abstract|clone|try|catch|throw|this|use|namespace|trait|yield|finally)\b`, Keyword, nil},
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{`(true|false|null)\b`, KeywordConstant, nil},
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Include("magicconstants"),
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{`\$\{\$+(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*\}`, NameVariable, nil},
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{`\$+(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*`, NameVariable, nil},
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{`(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*`, NameOther, nil},
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{`(\d+\.\d*|\d*\.\d+)(e[+-]?[0-9]+)?`, LiteralNumberFloat, nil},
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{`\d+e[+-]?[0-9]+`, LiteralNumberFloat, nil},
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{`0[0-7]+`, LiteralNumberOct, nil},
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{`0x[a-f0-9]+`, LiteralNumberHex, nil},
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{`\d+`, LiteralNumberInteger, nil},
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{`0b[01]+`, LiteralNumberBin, nil},
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{`'([^'\\]*(?:\\.[^'\\]*)*)'`, LiteralStringSingle, nil},
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{"`([^`\\\\]*(?:\\\\.[^`\\\\]*)*)`", LiteralStringBacktick, nil},
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{`"`, LiteralStringDouble, Push("string")},
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},
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"magicfuncs": {
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{Words(``, `\b`, `__construct`, `__destruct`, `__call`, `__callStatic`, `__get`, `__set`, `__isset`, `__unset`, `__sleep`, `__wakeup`, `__toString`, `__invoke`, `__set_state`, `__clone`, `__debugInfo`), NameFunctionMagic, nil},
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},
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"magicconstants": {
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{Words(``, `\b`, `__LINE__`, `__FILE__`, `__DIR__`, `__FUNCTION__`, `__CLASS__`, `__TRAIT__`, `__METHOD__`, `__NAMESPACE__`), NameConstant, nil},
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},
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"classname": {
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{`(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*`, NameClass, Pop(1)},
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},
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"functionname": {
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Include("magicfuncs"),
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{`(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*`, NameFunction, Pop(1)},
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Default(Pop(1)),
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},
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"string": {
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{`"`, LiteralStringDouble, Pop(1)},
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{`[^{$"\\]+`, LiteralStringDouble, nil},
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{`\\([nrt"$\\]|[0-7]{1,3}|x[0-9a-f]{1,2})`, LiteralStringEscape, nil},
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{`\$(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*(\[\S+?\]|->(?:[\\_a-z]|[^\x00-\x7f])(?:[\\\w]|[^\x00-\x7f])*)?`, LiteralStringInterpol, nil},
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{`(\{\$\{)(.*?)(\}\})`, ByGroups(LiteralStringInterpol, UsingSelf("root"), LiteralStringInterpol), nil},
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{`(\{)(\$.*?)(\})`, ByGroups(LiteralStringInterpol, UsingSelf("root"), LiteralStringInterpol), nil},
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{`(\$\{)(\S+)(\})`, ByGroups(LiteralStringInterpol, NameVariable, LiteralStringInterpol), nil},
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{`[${\\]`, LiteralStringDouble, nil},
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},
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}
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