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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("puppet", function () {
// Stores the words from the define method
var words = {};
// Taken, mostly, from the Puppet official variable standards regex
var variable_regex = /({)?([a-z][a-z0-9_]*)?((::[a-z][a-z0-9_]*)*::)?[a-zA-Z0-9_]+(})?/;
// Takes a string of words separated by spaces and adds them as
// keys with the value of the first argument 'style'
function define(style, string) {
var split = string.split(' ');
for (var i = 0; i < split.length; i++) {
words[split[i]] = style;
}
}
// Takes commonly known puppet types/words and classifies them to a style
define('keyword', 'class define site node include import inherits');
define('keyword', 'case if else in and elsif default or');
define('atom', 'false true running present absent file directory undef');
define('builtin', 'action augeas burst chain computer cron destination dport exec ' +
'file filebucket group host icmp iniface interface jump k5login limit log_level ' +
'log_prefix macauthorization mailalias maillist mcx mount nagios_command ' +
'nagios_contact nagios_contactgroup nagios_host nagios_hostdependency ' +
'nagios_hostescalation nagios_hostextinfo nagios_hostgroup nagios_service ' +
'nagios_servicedependency nagios_serviceescalation nagios_serviceextinfo ' +
'nagios_servicegroup nagios_timeperiod name notify outiface package proto reject ' +
'resources router schedule scheduled_task selboolean selmodule service source ' +
'sport ssh_authorized_key sshkey stage state table tidy todest toports tosource ' +
'user vlan yumrepo zfs zone zpool');
// After finding a start of a string ('|") this function attempts to find the end;
// If a variable is encountered along the way, we display it differently when it
// is encapsulated in a double-quoted string.
function tokenString(stream, state) {
var current, prev, found_var = false;
while (!stream.eol() && (current = stream.next()) != state.pending) {
if (current === '$' && prev != '\\' && state.pending == '"') {
found_var = true;
break;
}
prev = current;
}
if (found_var) {
stream.backUp(1);
}
if (current == state.pending) {
state.continueString = false;
} else {
state.continueString = true;
}
return "string";
}
// Main function
function tokenize(stream, state) {
// Matches one whole word
var word = stream.match(/[\w]+/, false);
// Matches attributes (i.e. ensure => present ; 'ensure' would be matched)
var attribute = stream.match(/(\s+)?\w+\s+=>.*/, false);
// Matches non-builtin resource declarations
// (i.e. "apache::vhost {" or "mycustomclasss {" would be matched)
var resource = stream.match(/(\s+)?[\w:_]+(\s+)?{/, false);
// Matches virtual and exported resources (i.e. @@user { ; and the like)
var special_resource = stream.match(/(\s+)?[@]{1,2}[\w:_]+(\s+)?{/, false);
// Finally advance the stream
var ch = stream.next();
// Have we found a variable?
if (ch === '$') {
if (stream.match(variable_regex)) {
// If so, and its in a string, assign it a different color
return state.continueString ? 'variable-2' : 'variable';
}
// Otherwise return an invalid variable
return "error";
}
// Should we still be looking for the end of a string?
if (state.continueString) {
// If so, go through the loop again
stream.backUp(1);
return tokenString(stream, state);
}
// Are we in a definition (class, node, define)?
if (state.inDefinition) {
// If so, return def (i.e. for 'class myclass {' ; 'myclass' would be matched)
if (stream.match(/(\s+)?[\w:_]+(\s+)?/)) {
return 'def';
}
// Match the rest it the next time around
stream.match(/\s+{/);
state.inDefinition = false;
}
// Are we in an 'include' statement?
if (state.inInclude) {
// Match and return the included class
stream.match(/(\s+)?\S+(\s+)?/);
state.inInclude = false;
return 'def';
}
// Do we just have a function on our hands?
// In 'ensure_resource("myclass")', 'ensure_resource' is matched
if (stream.match(/(\s+)?\w+\(/)) {
stream.backUp(1);
return 'def';
}
// Have we matched the prior attribute regex?
if (attribute) {
stream.match(/(\s+)?\w+/);
return 'tag';
}
// Do we have Puppet specific words?
if (word && words.hasOwnProperty(word)) {
// Negates the initial next()
stream.backUp(1);
// rs move the stream
stream.match(/[\w]+/);
// We want to process these words differently
// do to the importance they have in Puppet
if (stream.match(/\s+\S+\s+{/, false)) {
state.inDefinition = true;
}
if (word == 'include') {
state.inInclude = true;
}
// Returns their value as state in the prior define methods
return words[word];
}
// Is there a match on a reference?
if (/(^|\s+)[A-Z][\w:_]+/.test(word)) {
// Negate the next()
stream.backUp(1);
// Match the full reference
stream.match(/(^|\s+)[A-Z][\w:_]+/);
return 'def';
}
// Have we matched the prior resource regex?
if (resource) {
stream.match(/(\s+)?[\w:_]+/);
return 'def';
}
// Have we matched the prior special_resource regex?
if (special_resource) {
stream.match(/(\s+)?[@]{1,2}/);
return 'special';
}
// Match all the comments. All of them.
if (ch == "#") {
stream.skipToEnd();
return "comment";
}
// Have we found a string?
if (ch == "'" || ch == '"') {
// Store the type (single or double)
state.pending = ch;
// Perform the looping function to find the end
return tokenString(stream, state);
}
// Match all the brackets
if (ch == '{' || ch == '}') {
return 'bracket';
}
// Match characters that we are going to assume
// are trying to be regex
if (ch == '/') {
stream.match(/.*?\//);
return 'variable-3';
}
// Match all the numbers
if (ch.match(/[0-9]/)) {
stream.eatWhile(/[0-9]+/);
return 'number';
}
// Match the '=' and '=>' operators
if (ch == '=') {
if (stream.peek() == '>') {
stream.next();
}
return "operator";
}
// Keep advancing through all the rest
stream.eatWhile(/[\w-]/);
// Return a blank line for everything else
return null;
}
// Start it all
return {
startState: function () {
var state = {};
state.inDefinition = false;
state.inInclude = false;
state.continueString = false;
state.pending = false;
return state;
},
token: function (stream, state) {
// Strip the spaces, but regex will account for them eitherway
if (stream.eatSpace()) return null;
// Go through the main process
return tokenize(stream, state);
}
};
});
CodeMirror.defineMIME("text/x-puppet", "puppet");
});