mirror of https://github.com/cheat/cheat.git
282 lines
10 KiB
Go
282 lines
10 KiB
Go
package e
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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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// Elixir lexer.
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var Elixir = internal.Register(MustNewLazyLexer(
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&Config{
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Name: "Elixir",
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Aliases: []string{"elixir", "ex", "exs"},
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Filenames: []string{"*.ex", "*.exs"},
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MimeTypes: []string{"text/x-elixir"},
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},
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elixirRules,
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))
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func elixirRules() Rules {
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return Rules{
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"root": {
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{`\s+`, Text, nil},
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{`#.*$`, CommentSingle, nil},
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{`(\?)(\\x\{)([\da-fA-F]+)(\})`, ByGroups(LiteralStringChar, LiteralStringEscape, LiteralNumberHex, LiteralStringEscape), nil},
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{`(\?)(\\x[\da-fA-F]{1,2})`, ByGroups(LiteralStringChar, LiteralStringEscape), nil},
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{`(\?)(\\[abdefnrstv])`, ByGroups(LiteralStringChar, LiteralStringEscape), nil},
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{`\?\\?.`, LiteralStringChar, nil},
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{`:::`, LiteralStringSymbol, nil},
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{`::`, Operator, nil},
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{`:(?:\.\.\.|<<>>|%\{\}|%|\{\})`, LiteralStringSymbol, nil},
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{`:(?:(?:\.\.\.|[a-z_]\w*[!?]?)|[A-Z]\w*(?:\.[A-Z]\w*)*|(?:\<\<\<|\>\>\>|\|\|\||\&\&\&|\^\^\^|\~\~\~|\=\=\=|\!\=\=|\~\>\>|\<\~\>|\|\~\>|\<\|\>|\=\=|\!\=|\<\=|\>\=|\&\&|\|\||\<\>|\+\+|\-\-|\|\>|\=\~|\-\>|\<\-|\||\.|\=|\~\>|\<\~|\<|\>|\+|\-|\*|\/|\!|\^|\&))`, LiteralStringSymbol, nil},
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{`:"`, LiteralStringSymbol, Push("string_double_atom")},
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{`:'`, LiteralStringSymbol, Push("string_single_atom")},
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{`((?:\.\.\.|<<>>|%\{\}|%|\{\})|(?:(?:\.\.\.|[a-z_]\w*[!?]?)|[A-Z]\w*(?:\.[A-Z]\w*)*|(?:\<\<\<|\>\>\>|\|\|\||\&\&\&|\^\^\^|\~\~\~|\=\=\=|\!\=\=|\~\>\>|\<\~\>|\|\~\>|\<\|\>|\=\=|\!\=|\<\=|\>\=|\&\&|\|\||\<\>|\+\+|\-\-|\|\>|\=\~|\-\>|\<\-|\||\.|\=|\~\>|\<\~|\<|\>|\+|\-|\*|\/|\!|\^|\&)))(:)(?=\s|\n)`, ByGroups(LiteralStringSymbol, Punctuation), nil},
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{`(fn|do|end|after|else|rescue|catch)\b`, Keyword, nil},
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{`(not|and|or|when|in)\b`, OperatorWord, nil},
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{`(case|cond|for|if|unless|try|receive|raise|quote|unquote|unquote_splicing|throw|super|while)\b`, Keyword, nil},
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{`(def|defp|defmodule|defprotocol|defmacro|defmacrop|defdelegate|defexception|defstruct|defimpl|defcallback)\b`, KeywordDeclaration, nil},
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{`(import|require|use|alias)\b`, KeywordNamespace, nil},
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{`(nil|true|false)\b`, NameConstant, nil},
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{`(_|__MODULE__|__DIR__|__ENV__|__CALLER__)\b`, NamePseudo, nil},
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{`@(?:\.\.\.|[a-z_]\w*[!?]?)`, NameAttribute, nil},
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{`(?:\.\.\.|[a-z_]\w*[!?]?)`, Name, nil},
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{`(%?)([A-Z]\w*(?:\.[A-Z]\w*)*)`, ByGroups(Punctuation, NameClass), nil},
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{`\<\<\<|\>\>\>|\|\|\||\&\&\&|\^\^\^|\~\~\~|\=\=\=|\!\=\=|\~\>\>|\<\~\>|\|\~\>|\<\|\>`, Operator, nil},
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{`\=\=|\!\=|\<\=|\>\=|\&\&|\|\||\<\>|\+\+|\-\-|\|\>|\=\~|\-\>|\<\-|\||\.|\=|\~\>|\<\~`, Operator, nil},
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{`\\\\|\<\<|\>\>|\=\>|\(|\)|\:|\;|\,|\[|\]`, Punctuation, nil},
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{`&\d`, NameEntity, nil},
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{`\<|\>|\+|\-|\*|\/|\!|\^|\&`, Operator, nil},
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{`0b[01](_?[01])*`, LiteralNumberBin, nil},
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{`0o[0-7](_?[0-7])*`, LiteralNumberOct, nil},
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{`0x[\da-fA-F](_?[\dA-Fa-f])*`, LiteralNumberHex, nil},
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{`\d(_?\d)*\.\d(_?\d)*([eE][-+]?\d(_?\d)*)?`, LiteralNumberFloat, nil},
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{`\d(_?\d)*`, LiteralNumberInteger, nil},
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{`"""\s*`, LiteralStringHeredoc, Push("heredoc_double")},
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{`'''\s*$`, LiteralStringHeredoc, Push("heredoc_single")},
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{`"`, LiteralStringDouble, Push("string_double")},
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{`'`, LiteralStringSingle, Push("string_single")},
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Include("sigils"),
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{`%\{`, Punctuation, Push("map_key")},
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{`\{`, Punctuation, Push("tuple")},
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},
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"heredoc_double": {
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{`^\s*"""`, LiteralStringHeredoc, Pop(1)},
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Include("heredoc_interpol"),
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},
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"heredoc_single": {
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{`^\s*'''`, LiteralStringHeredoc, Pop(1)},
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Include("heredoc_interpol"),
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},
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"heredoc_interpol": {
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{`[^#\\\n]+`, LiteralStringHeredoc, nil},
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Include("escapes"),
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{`\\.`, LiteralStringHeredoc, nil},
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{`\n+`, LiteralStringHeredoc, nil},
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Include("interpol"),
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},
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"heredoc_no_interpol": {
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{`[^\\\n]+`, LiteralStringHeredoc, nil},
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{`\\.`, LiteralStringHeredoc, nil},
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{`\n+`, LiteralStringHeredoc, nil},
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},
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"escapes": {
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{`(\\x\{)([\da-fA-F]+)(\})`, ByGroups(LiteralStringEscape, LiteralNumberHex, LiteralStringEscape), nil},
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{`(\\x[\da-fA-F]{1,2})`, LiteralStringEscape, nil},
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{`(\\[abdefnrstv])`, LiteralStringEscape, nil},
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},
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"interpol": {
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{`#\{`, LiteralStringInterpol, Push("interpol_string")},
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},
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"interpol_string": {
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{`\}`, LiteralStringInterpol, Pop(1)},
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Include("root"),
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},
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"map_key": {
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Include("root"),
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{`:`, Punctuation, Push("map_val")},
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{`=>`, Punctuation, Push("map_val")},
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{`\}`, Punctuation, Pop(1)},
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},
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"map_val": {
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Include("root"),
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{`,`, Punctuation, Pop(1)},
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{`(?=\})`, Punctuation, Pop(1)},
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},
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"tuple": {
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Include("root"),
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{`\}`, Punctuation, Pop(1)},
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},
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"string_double": {
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{`[^#"\\]+`, LiteralStringDouble, nil},
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Include("escapes"),
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{`\\.`, LiteralStringDouble, nil},
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{`(")`, ByGroups(LiteralStringDouble), Pop(1)},
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Include("interpol"),
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},
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"string_single": {
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{`[^#'\\]+`, LiteralStringSingle, nil},
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Include("escapes"),
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{`\\.`, LiteralStringSingle, nil},
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{`(')`, ByGroups(LiteralStringSingle), Pop(1)},
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Include("interpol"),
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},
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"string_double_atom": {
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{`[^#"\\]+`, LiteralStringSymbol, nil},
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Include("escapes"),
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{`\\.`, LiteralStringSymbol, nil},
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{`(")`, ByGroups(LiteralStringSymbol), Pop(1)},
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Include("interpol"),
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},
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"string_single_atom": {
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{`[^#'\\]+`, LiteralStringSymbol, nil},
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Include("escapes"),
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{`\\.`, LiteralStringSymbol, nil},
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{`(')`, ByGroups(LiteralStringSymbol), Pop(1)},
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Include("interpol"),
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},
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"sigils": {
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{`(~[a-z])(""")`, ByGroups(LiteralStringOther, LiteralStringHeredoc), Push("triquot-end", "triquot-intp")},
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{`(~[A-Z])(""")`, ByGroups(LiteralStringOther, LiteralStringHeredoc), Push("triquot-end", "triquot-no-intp")},
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{`(~[a-z])(''')`, ByGroups(LiteralStringOther, LiteralStringHeredoc), Push("triapos-end", "triapos-intp")},
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{`(~[A-Z])(''')`, ByGroups(LiteralStringOther, LiteralStringHeredoc), Push("triapos-end", "triapos-no-intp")},
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{`~[a-z]\{`, LiteralStringOther, Push("cb-intp")},
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{`~[A-Z]\{`, LiteralStringOther, Push("cb-no-intp")},
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{`~[a-z]\[`, LiteralStringOther, Push("sb-intp")},
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{`~[A-Z]\[`, LiteralStringOther, Push("sb-no-intp")},
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{`~[a-z]\(`, LiteralStringOther, Push("pa-intp")},
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{`~[A-Z]\(`, LiteralStringOther, Push("pa-no-intp")},
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{`~[a-z]<`, LiteralStringOther, Push("ab-intp")},
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{`~[A-Z]<`, LiteralStringOther, Push("ab-no-intp")},
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{`~[a-z]/`, LiteralStringOther, Push("slas-intp")},
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{`~[A-Z]/`, LiteralStringOther, Push("slas-no-intp")},
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{`~[a-z]\|`, LiteralStringOther, Push("pipe-intp")},
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{`~[A-Z]\|`, LiteralStringOther, Push("pipe-no-intp")},
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{`~[a-z]"`, LiteralStringOther, Push("quot-intp")},
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{`~[A-Z]"`, LiteralStringOther, Push("quot-no-intp")},
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{`~[a-z]'`, LiteralStringOther, Push("apos-intp")},
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{`~[A-Z]'`, LiteralStringOther, Push("apos-no-intp")},
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},
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"triquot-end": {
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{`[a-zA-Z]+`, LiteralStringOther, Pop(1)},
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Default(Pop(1)),
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},
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"triquot-intp": {
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{`^\s*"""`, LiteralStringHeredoc, Pop(1)},
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Include("heredoc_interpol"),
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},
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"triquot-no-intp": {
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{`^\s*"""`, LiteralStringHeredoc, Pop(1)},
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Include("heredoc_no_interpol"),
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},
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"triapos-end": {
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{`[a-zA-Z]+`, LiteralStringOther, Pop(1)},
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Default(Pop(1)),
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},
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"triapos-intp": {
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{`^\s*'''`, LiteralStringHeredoc, Pop(1)},
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Include("heredoc_interpol"),
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},
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"triapos-no-intp": {
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{`^\s*'''`, LiteralStringHeredoc, Pop(1)},
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Include("heredoc_no_interpol"),
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},
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"cb-intp": {
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{`[^#\}\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`\}[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"cb-no-intp": {
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{`[^\}\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`\}[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"sb-intp": {
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{`[^#\]\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`\][a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"sb-no-intp": {
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{`[^\]\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`\][a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"pa-intp": {
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{`[^#\)\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`\)[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"pa-no-intp": {
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{`[^\)\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`\)[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"ab-intp": {
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{`[^#>\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`>[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"ab-no-intp": {
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{`[^>\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`>[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"slas-intp": {
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{`[^#/\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`/[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"slas-no-intp": {
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{`[^/\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`/[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"pipe-intp": {
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{`[^#\|\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`\|[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"pipe-no-intp": {
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{`[^\|\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`\|[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"quot-intp": {
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{`[^#"\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`"[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"quot-no-intp": {
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{`[^"\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`"[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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"apos-intp": {
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{`[^#'\\]+`, LiteralStringOther, nil},
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Include("escapes"),
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{`\\.`, LiteralStringOther, nil},
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{`'[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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Include("interpol"),
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},
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"apos-no-intp": {
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{`[^'\\]+`, LiteralStringOther, nil},
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{`\\.`, LiteralStringOther, nil},
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{`'[a-zA-Z]*`, LiteralStringOther, Pop(1)},
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},
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}
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}
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