Prism.languages.makefile = {
'comment': {
pattern: /(^|[^\\])#(?:\\(?:\r\n|[\s\S])|[^\\\r\n])*/,
lookbehind: true
},
'string': {
pattern: /(["'])(?:\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
greedy: true
},
// Built-in target names
'builtin': /\.[A-Z][^:#=\s]+(?=\s*:(?!=))/,
// Targets
'symbol': {
pattern: /^[^:=\r\n]+(?=\s*:(?!=))/m,
inside: {
'variable': /\$+(?:[^(){}:#=\s]+|(?=[({]))/
}
},
'variable': /\$+(?:[^(){}:#=\s]+|\([@*%<^+?][DF]\)|(?=[({]))/,
'keyword': [
// Directives
/-include\b|\b(?:define|else|endef|endif|export|ifn?def|ifn?eq|include|override|private|sinclude|undefine|unexport|vpath)\b/,
// Functions
{
pattern: /(\()(?:addsuffix|abspath|and|basename|call|dir|error|eval|file|filter(?:-out)?|findstring|firstword|flavor|foreach|guile|if|info|join|lastword|load|notdir|or|origin|patsubst|realpath|shell|sort|strip|subst|suffix|value|warning|wildcard|word(?:s|list)?)(?=[ \t])/,
lookbehind: true
}
],
'operator': /(?:::|[?:+!])?=|[|@]/,
'punctuation': /[:;(){}]/
};
