# For more information, see https://github.com/casey/just
filetype: 'justfile'

detect:
    filename: "(\\.?[Jj]ustfile|\\.just)$"
    header: "^#!.*/(env +)?[bg]?just --justfile"

rules:
    - identifier: "^[a-zA-Z_][a-zA-Z0-9_-]*"
    - symbol.brackets: "[\\{\\}]"

    # Alias
    - identifier: "^alias\\s+[a-zA-Z_][a-zA-Z0-9_-]*\\s*:=\\s*[a-zA-Z_][a-zA-Z0-9_-]*$"
    - statement: "^(alias|export)\\b"

    # Functions
    - statement: "\\b(arch|os|os_family|invocation_directory|justfile|justfile_directory|just_executable|uuid)\\b"
    # Env
    - statement: "\\b(env|env_var|env_var_or_default)\\b"
    # String manipulation
    - statement: "\\b(quote|replace|replace_regex|trim_end_matches|trim_end_match|trim_end|trim_start_matches|trim_start_match|trim_start|trim|capitalize|uppercamelcase|lowercamelcase|lowercase|shoutykebabcase|shoutysnakecase|snakecase|titlecase|uppercase|kebabcase)\\b"
    # Path manipulation
    - statement: "\\b(absolute_path|extension|file_name|file_stem|parent_directory|without_extension|clean|join|path_exists)\\b"
    # Other misc functions
    - statement: "\\b(error|sha256|sha256_file|semver_matches)\\b"

    - statement: "\\b(if|else)\\b"
    - statement: "\\{\\{|\\}\\}"

    # Infix operators only highlighted when surrounded by whitespace
    # to reduce false positives
    - symbol.operator: "\\s[/+]|==|!=\\s"

    # Recipe
    - identifier: "^\\S.*?:(\\s|$)"
    - symbol.operator: "^\\s*[@-]*"
    # Reset to default after recipe identifier
    - default: "\\s.*:( |$)"

    # Variadic parameters
    - special: "\\s+[*+]\\$?[a-zA-Z_][a-zA-Z0-9_-]*"

    # Environment variables
    - special: "\\$[A-Za-z0-9_]+"

    - symbol.operator: ":=?"

    # Attribute
    - symbol.brackets:
        start: "^\\["
        end: "\\]"
        rules:
            - symbol.tag: "\\b(no-cd|no-exit-message|linux|macos|unix|windows|private)\\b"
            - statement: ","

    # Built-in settings
    - statement:
        start: "^set\\b"
        end: "$"
        rules:
            - default: ".*"
            - identifier: "\\b(allow-duplicate-recipes|dotenv-filename|dotenv-load|dotenv-path|export|fallback|ignore-comments|positional-arguments|shell|tempdir|windows-powershell|windows-shell)\\b"
            - statement: ":="
            - bracket: "\\[|\\]"
            - statement: ","
            - constant.bool: "\\b(true|false)\\b"
            # these are not perfect but they work for the simple cases
            - constant.string: "\"\"\".*\"\"\""
            - constant.string: "'''.*'''"
            - constant.string: "\".*?\""
            - constant.string: "'.*?'"

    - constant.string:
        start: "\"\"\""
        end: "\"\"\""
        rules: []

    - constant.string:
        start: "'''"
        end: "'''"
        rules: []

    - constant.string:
        start: "\""
        end: "\""
        skip: "\\\\."
        rules:
            - constant.specialChar: "\\\\."

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

    # Command evaluation using backticks
    - constant.string:
        start: "`"
        end: "`"
        skip: "\\\\."
        rules:
            - symbol.operator: "\\|"

    - comment:
        start: "#"
        end: "$"
        rules:
            - todo: "(TODO|FIXME):?"