"""
    pygments.lexers.floscript
    ~~~~~~~~~~~~~~~~~~~~~~~~~

    Lexer for FloScript

    :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

from pygments.lexer import RegexLexer, include, bygroups
from pygments.token import Text, Comment, Operator, Keyword, Name, String, Number, Punctuation, Whitespace

__all__ = ["FloScriptLexer"]


class FloScriptLexer(RegexLexer):
    """
    For FloScript configuration language source code.

    .. versionadded:: 2.4
    """

    name = "FloScript"
    url = "https://github.com/ioflo/ioflo"
    aliases = ["floscript", "flo"]
    filenames = ["*.flo"]

    def innerstring_rules(ttype):
        return [
            # the old style '%s' % (...) string formatting
            (r"%(\(\w+\))?[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?" "[hlL]?[E-GXc-giorsux%]", String.Interpol),
            # backslashes, quotes and formatting signs must be parsed one at a time
            (r'[^\\\'"%\n]+', ttype),
            (r'[\'"\\]', ttype),
            # unhandled string formatting sign
            (r"%", ttype),
            # newlines are an error (use "nl" state)
        ]

    tokens = {
        "root": [
            (r"\s+", Whitespace),
            (r"[]{}:(),;[]", Punctuation),
            (r"(\\)(\n)", bygroups(Text, Whitespace)),
            (r"\\", Text),
            (r"(to|by|with|from|per|for|cum|qua|via|as|at|in|of|on|re|is|if|be|into|" r"and|not)\b", Operator.Word),
            (r"!=|==|<<|>>|[-~+/*%=<>&^|.]", Operator),
            (
                r"(load|init|server|logger|log|loggee|first|over|under|next|done|timeout|"
                r"repeat|native|benter|enter|recur|exit|precur|renter|rexit|print|put|inc|"
                r"copy|set|aux|rear|raze|go|let|do|bid|ready|start|stop|run|abort|use|flo|"
                r"give|take)\b",
                Name.Builtin,
            ),
            (r"(frame|framer|house)\b", Keyword),
            ('"', String, "string"),
            include("name"),
            include("numbers"),
            (r"#.+$", Comment.Single),
        ],
        "string": [
            ('[^"]+', String),
            ('"', String, "#pop"),
        ],
        "numbers": [
            (r"(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?j?", Number.Float),
            (r"\d+[eE][+-]?[0-9]+j?", Number.Float),
            (r"0[0-7]+j?", Number.Oct),
            (r"0[bB][01]+", Number.Bin),
            (r"0[xX][a-fA-F0-9]+", Number.Hex),
            (r"\d+L", Number.Integer.Long),
            (r"\d+j?", Number.Integer),
        ],
        "name": [
            (r"@[\w.]+", Name.Decorator),
            (r"[a-zA-Z_]\w*", Name),
        ],
    }
