filetype: smalltalk

detect:
    filename: "\\.(st|sources|changes)$"

rules:
    - statement: "\\b(self|nil|true|false|ifTrue|ifFalse|whileTrue|whileFalse)\\b"
    - constant: "(\\$|@|@@)?\\b[A-Z]+[0-9A-Z_a-z]*"
    - constant.number: "(?i)\\b0x[0-9a-fA-F][0-9a-f_]*\\b"
    - constant.number: "(?i)\\b0b[01][01_]*\\b"
    - constant.number: "(?i)\\b[0-9][0-9_]*(['.'][0-9_]+)?(e[\\-]?[0-9_]+)?\\b"
    # Ruby "Symbols"
    - constant: "(i?)([ 	]|^):[0-9A-Z_]+\\b"
    - constant: "\\b(__FILE__|__LINE__)\\b"
    - constant: "/([^/]|(\\\\/))*/[iomx]*|%r\\{([^}]|(\\\\}))*\\}[iomx]*"

    - constant.string:
        start: "'"
        end: "'"
        skip: "\\\\."

    - constant.string:
        start: "\""
        end: "\""
        skip: "\\\\."
        rules:
            - symbol.brackets:
                start: "#\\{"
                end: "\\}"
                rules:
                    - default: ".*"

    - constant.string.exec:
        start: "`"
        end: "`"
        skip: "\\\\."
        rules:
            - symbol.brackets:
                start: "#\\{"
                end: "\\}"
                rules:
                    - default: ".*"

    - constant.string: "%[QW]?\\{[^}]*\\}|%[QW]?\\([^)]*\\)|%[QW]?<[^>]*>|%[QW]?\\[[^]]*\\]|%[QW]?\\$[^$]*\\$|%[QW]?\\^[^^]*\\^|%[QW]?![^!]*!"
    - constant.string: "%[qw]\\{[^}]*\\}|%[qw]\\([^)]*\\)|%[qw]<[^>]*>|%[qw]\\[[^]]*\\]|%[qw]\\$[^$]*\\$|%[qw]\\^[^^]*\\^|%[qw]![^!]*!"
    - constant.string.exec: "%[x]\\{[^}]*\\}|%[x]\\([^)]*\\)|%[x]<[^>]*>|%[x]\\[[^]]*\\]|%[x]\\$[^$]*\\$|%[x]\\^[^^]*\\^|%[x]![^!]*!"
    - symbol.operator: "[-+/*=<>!~%&|^]|\\b:"
    - symbol.brackets: "([(){}]|\\[|\\])"
    - constant.macro:
        start: "<<-?'?EOT'?"
        end: "^EOT"

    - preproc.shebang: "^#!.+?( |$)"