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
83 lines
4.5 KiB
Go
Vendored
83 lines
4.5 KiB
Go
Vendored
package m
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import (
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"regexp"
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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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var (
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mysqlAnalyserNameBetweenBacktickRe = regexp.MustCompile("`[a-zA-Z_]\\w*`")
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mysqlAnalyserNameBetweenBracketRe = regexp.MustCompile(`\[[a-zA-Z_]\w*\]`)
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)
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// MySQL lexer.
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var MySQL = internal.Register(MustNewLazyLexer(
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&Config{
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Name: "MySQL",
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Aliases: []string{"mysql"},
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Filenames: []string{"*.sql"},
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MimeTypes: []string{"text/x-mysql"},
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NotMultiline: true,
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CaseInsensitive: true,
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},
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mySQLRules,
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).SetAnalyser(func(text string) float32 {
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nameBetweenBacktickCount := len(mysqlAnalyserNameBetweenBacktickRe.FindAllString(text, -1))
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nameBetweenBracketCount := len(mysqlAnalyserNameBetweenBracketRe.FindAllString(text, -1))
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var result float32
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// Same logic as above in the TSQL analysis.
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dialectNameCount := nameBetweenBacktickCount + nameBetweenBracketCount
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if dialectNameCount >= 1 && nameBetweenBacktickCount >= (2*nameBetweenBracketCount) {
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// Found at least twice as many `name` as [name].
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result += 0.5
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} else if nameBetweenBacktickCount > nameBetweenBracketCount {
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result += 0.2
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} else if nameBetweenBacktickCount > 0 {
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result += 0.1
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}
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return result
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}))
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func mySQLRules() Rules {
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return Rules{
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"root": {
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{`\s+`, TextWhitespace, nil},
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{`(#|--\s+).*\n?`, CommentSingle, nil},
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{`/\*`, CommentMultiline, Push("multiline-comments")},
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{`[0-9]+`, LiteralNumberInteger, nil},
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{`[0-9]*\.[0-9]+(e[+-][0-9]+)`, LiteralNumberFloat, nil},
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{`((?:_[a-z0-9]+)?)(')`, ByGroups(LiteralStringAffix, LiteralStringSingle), Push("string")},
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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, TextWhitespace, 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|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, TextWhitespace, Punctuation), nil},
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{`[a-z_]\w*`, Name, nil},
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{`@[a-z0-9]*[._]*[a-z0-9]*`, NameVariable, nil},
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{`[;:()\[\],.]`, Punctuation, nil},
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},
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"multiline-comments": {
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{`/\*`, CommentMultiline, Push("multiline-comments")},
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{`\*/`, CommentMultiline, Pop(1)},
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{`[^/*]+`, CommentMultiline, nil},
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{`[/*]`, CommentMultiline, nil},
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},
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"string": {
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{`[^']+`, LiteralStringSingle, nil},
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{`''`, LiteralStringSingle, nil},
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{`'`, LiteralStringSingle, Pop(1)},
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},
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"double-string": {
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{`[^"]+`, LiteralStringDouble, nil},
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{`""`, LiteralStringDouble, nil},
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{`"`, LiteralStringDouble, Pop(1)},
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},
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}
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}
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