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66
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1 package lexers
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2
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3 import (
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4 . "github.com/alecthomas/chroma/v2" // nolint
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5 )
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6
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7 // Chapel lexer.
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8 var Chapel = Register(MustNewLexer(
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9 &Config{
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10 Name: "Chapel",
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11 Aliases: []string{"chapel", "chpl"},
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12 Filenames: []string{"*.chpl"},
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13 MimeTypes: []string{},
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14 },
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15 func() Rules {
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16 return Rules{
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17 "root": {
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18 {`\n`, TextWhitespace, nil},
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19 {`\s+`, TextWhitespace, nil},
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20 {`\\\n`, Text, nil},
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21 {`//(.*?)\n`, CommentSingle, nil},
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22 {`/(\\\n)?[*](.|\n)*?[*](\\\n)?/`, CommentMultiline, nil},
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23 {Words(``, `\b`, `config`, `const`, `in`, `inout`, `out`, `param`, `ref`, `type`, `var`), KeywordDeclaration, nil},
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24 {Words(``, `\b`, `false`, `nil`, `none`, `true`), KeywordConstant, nil},
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25 {Words(``, `\b`, `bool`, `bytes`, `complex`, `imag`, `int`, `locale`, `nothing`, `opaque`, `range`, `real`, `string`, `uint`, `void`), KeywordType, nil},
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26 {Words(``, `\b`, `atomic`, `single`, `sync`, `borrowed`, `owned`, `shared`, `unmanaged`, `align`, `as`, `begin`, `break`, `by`, `catch`, `cobegin`, `coforall`, `continue`, `defer`, `delete`, `dmapped`, `do`, `domain`, `else`, `enum`, `except`, `export`, `extern`, `for`, `forall`, `foreach`, `forwarding`, `if`, `implements`, `import`, `index`, `init`, `inline`, `label`, `lambda`, `let`, `lifetime`, `local`, `new`, `noinit`, `on`, `only`, `otherwise`, `override`, `pragma`, `primitive`, `private`, `prototype`, `public`, `reduce`, `require`, `return`, `scan`, `select`, `serial`, `sparse`, `subdomain`, `then`, `this`, `throw`, `throws`, `try`, `use`, `when`, `where`, `while`, `with`, `yield`, `zip`), Keyword, nil},
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27 {`(iter)(\s+)`, ByGroups(Keyword, TextWhitespace), Push("procname")},
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28 {`(proc)(\s+)`, ByGroups(Keyword, TextWhitespace), Push("procname")},
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29 {`(operator)(\s+)`, ByGroups(Keyword, TextWhitespace), Push("procname")},
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30 {`(class|interface|module|record|union)(\s+)`, ByGroups(Keyword, TextWhitespace), Push("classname")},
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31 {`\d+i`, LiteralNumber, nil},
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32 {`\d+\.\d*([Ee][-+]\d+)?i`, LiteralNumber, nil},
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33 {`\.\d+([Ee][-+]\d+)?i`, LiteralNumber, nil},
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34 {`\d+[Ee][-+]\d+i`, LiteralNumber, nil},
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35 {`(\d*\.\d+)([eE][+-]?[0-9]+)?i?`, LiteralNumberFloat, nil},
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36 {`\d+[eE][+-]?[0-9]+i?`, LiteralNumberFloat, nil},
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37 {`0[bB][01]+`, LiteralNumberBin, nil},
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38 {`0[xX][0-9a-fA-F]+`, LiteralNumberHex, nil},
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39 {`0[oO][0-7]+`, LiteralNumberOct, nil},
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40 {`[0-9]+`, LiteralNumberInteger, nil},
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41 {`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
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42 {`'(\\\\|\\'|[^'])*'`, LiteralString, nil},
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43 {`(=|\+=|-=|\*=|/=|\*\*=|%=|&=|\|=|\^=|&&=|\|\|=|<<=|>>=|<=>|<~>|\.\.|by|#|\.\.\.|&&|\|\||!|&|\||\^|~|<<|>>|==|!=|<=|>=|<|>|[+\-*/%]|\*\*)`, Operator, nil},
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44 {`[:;,.?()\[\]{}]`, Punctuation, nil},
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45 {`[a-zA-Z_][\w$]*`, NameOther, nil},
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46 },
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47 "classname": {
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48 {`[a-zA-Z_][\w$]*`, NameClass, Pop(1)},
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49 },
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50 "procname": {
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51 {`([a-zA-Z_][.\w$]*|\~[a-zA-Z_][.\w$]*|[+*/!~%<>=&^|\-:]{1,2})`, NameFunction, Pop(1)},
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52 {`\(`, Punctuation, Push("receivertype")},
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53 {`\)+\.`, Punctuation, nil},
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54 },
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55 "receivertype": {
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56 {Words(``, `\b`, `atomic`, `single`, `sync`, `borrowed`, `owned`, `shared`, `unmanaged`), Keyword, nil},
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57 {Words(``, `\b`, `bool`, `bytes`, `complex`, `imag`, `int`, `locale`, `nothing`, `opaque`, `range`, `real`, `string`, `uint`, `void`), KeywordType, nil},
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58 {`[^()]*`, NameOther, Pop(1)},
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59 },
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60 }
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61 },
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62 ))
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