css-format-monaco/dist/css-format-monaco.esm.js

css/less/scss format plugin for monaco-editor

/*jshint node:true */

function Options(options, merge_child_field) {
  this.raw_options = _mergeOpts(options, merge_child_field);

  // Support passing the source text back with no change
  this.disabled = this._get_boolean('disabled');

  this.eol = this._get_characters('eol', 'auto');
  this.end_with_newline = this._get_boolean('end_with_newline');
  this.indent_size = this._get_number('indent_size', 4);
  this.indent_char = this._get_characters('indent_char', ' ');
  this.indent_level = this._get_number('indent_level');

  this.preserve_newlines = this._get_boolean('preserve_newlines', true);
  this.max_preserve_newlines = this._get_number('max_preserve_newlines', 32786);
  if (!this.preserve_newlines) {
    this.max_preserve_newlines = 0;
  }

  this.indent_with_tabs = this._get_boolean('indent_with_tabs', this.indent_char === '\t');
  if (this.indent_with_tabs) {
    this.indent_char = '\t';

    // indent_size behavior changed after 1.8.6
    // It used to be that indent_size would be
    // set to 1 for indent_with_tabs. That is no longer needed and
    // actually doesn't make sense - why not use spaces? Further,
    // that might produce unexpected behavior - tabs being used
    // for single-column alignment. So, when indent_with_tabs is true
    // and indent_size is 1, reset indent_size to 4.
    if (this.indent_size === 1) {
      this.indent_size = 4;
    }
  }

  // Backwards compat with 1.3.x
  this.wrap_line_length = this._get_number('wrap_line_length', this._get_number('max_char'));

  this.indent_empty_lines = this._get_boolean('indent_empty_lines');

  // valid templating languages ['django', 'erb', 'handlebars', 'php', 'smarty']
  // For now, 'auto' = all off for javascript, all on for html (and inline javascript).
  // other values ignored
  this.templating = this._get_selection_list('templating', ['auto', 'none', 'django', 'erb', 'handlebars', 'php', 'smarty'], ['auto']);
}

Options.prototype._get_array = function(name, default_value) {
  var option_value = this.raw_options[name];
  var result = default_value || [];
  if (typeof option_value === 'object') {
    if (option_value !== null && typeof option_value.concat === 'function') {
      result = option_value.concat();
    }
  } else if (typeof option_value === 'string') {
    result = option_value.split(/[^a-zA-Z0-9_\/\-]+/);
  }
  return result;
};

Options.prototype._get_boolean = function(name, default_value) {
  var option_value = this.raw_options[name];
  var result = option_value === undefined ? !!default_value : !!option_value;
  return result;
};

Options.prototype._get_characters = function(name, default_value) {
  var option_value = this.raw_options[name];
  var result = default_value || '';
  if (typeof option_value === 'string') {
    result = option_value.replace(/\\r/, '\r').replace(/\\n/, '\n').replace(/\\t/, '\t');
  }
  return result;
};

Options.prototype._get_number = function(name, default_value) {
  var option_value = this.raw_options[name];
  default_value = parseInt(default_value, 10);
  if (isNaN(default_value)) {
    default_value = 0;
  }
  var result = parseInt(option_value, 10);
  if (isNaN(result)) {
    result = default_value;
  }
  return result;
};

Options.prototype._get_selection = function(name, selection_list, default_value) {
  var result = this._get_selection_list(name, selection_list, default_value);
  if (result.length !== 1) {
    throw new Error(
      "Invalid Option Value: The option '" + name + "' can only be one of the following values:\n" +
      selection_list + "\nYou passed in: '" + this.raw_options[name] + "'");
  }

  return result[0];
};


Options.prototype._get_selection_list = function(name, selection_list, default_value) {
  if (!selection_list || selection_list.length === 0) {
    throw new Error("Selection list cannot be empty.");
  }

  default_value = default_value || [selection_list[0]];
  if (!this._is_valid_selection(default_value, selection_list)) {
    throw new Error("Invalid Default Value!");
  }

  var result = this._get_array(name, default_value);
  if (!this._is_valid_selection(result, selection_list)) {
    throw new Error(
      "Invalid Option Value: The option '" + name + "' can contain only the following values:\n" +
      selection_list + "\nYou passed in: '" + this.raw_options[name] + "'");
  }

  return result;
};

Options.prototype._is_valid_selection = function(result, selection_list) {
  return result.length && selection_list.length &&
    !result.some(function(item) { return selection_list.indexOf(item) === -1; });
};


// merges child options up with the parent options object
// Example: obj = {a: 1, b: {a: 2}}
//          mergeOpts(obj, 'b')
//
//          Returns: {a: 2}
function _mergeOpts(allOptions, childFieldName) {
  var finalOpts = {};
  allOptions = _normalizeOpts(allOptions);
  var name;

  for (name in allOptions) {
    if (name !== childFieldName) {
      finalOpts[name] = allOptions[name];
    }
  }

  //merge in the per type settings for the childFieldName
  if (childFieldName && allOptions[childFieldName]) {
    for (name in allOptions[childFieldName]) {
      finalOpts[name] = allOptions[childFieldName][name];
    }
  }
  return finalOpts;
}

function _normalizeOpts(options) {
  var convertedOpts = {};
  var key;

  for (key in options) {
    var newKey = key.replace(/-/g, "_");
    convertedOpts[newKey] = options[key];
  }
  return convertedOpts;
}

var Options_1 = Options;
var normalizeOpts = _normalizeOpts;
var mergeOpts = _mergeOpts;

var options = {
	Options: Options_1,
	normalizeOpts: normalizeOpts,
	mergeOpts: mergeOpts
};

/*jshint node:true */

var BaseOptions = options.Options;

function Options$1(options) {
  BaseOptions.call(this, options, 'css');

  this.selector_separator_newline = this._get_boolean('selector_separator_newline', true);
  this.newline_between_rules = this._get_boolean('newline_between_rules', true);
  var space_around_selector_separator = this._get_boolean('space_around_selector_separator');
  this.space_around_combinator = this._get_boolean('space_around_combinator') || space_around_selector_separator;

  var brace_style_split = this._get_selection_list('brace_style', ['collapse', 'expand', 'end-expand', 'none', 'preserve-inline']);
  this.brace_style = 'collapse';
  for (var bs = 0; bs < brace_style_split.length; bs++) {
    if (brace_style_split[bs] !== 'expand') {
      // default to collapse, as only collapse|expand is implemented for now
      this.brace_style = 'collapse';
    } else {
      this.brace_style = brace_style_split[bs];
    }
  }
}
Options$1.prototype = new BaseOptions();



var Options_1$1 = Options$1;

var options$1 = {
	Options: Options_1$1
};

/*jshint node:true */

function OutputLine(parent) {
  this.__parent = parent;
  this.__character_count = 0;
  // use indent_count as a marker for this.__lines that have preserved indentation
  this.__indent_count = -1;
  this.__alignment_count = 0;
  this.__wrap_point_index = 0;
  this.__wrap_point_character_count = 0;
  this.__wrap_point_indent_count = -1;
  this.__wrap_point_alignment_count = 0;

  this.__items = [];
}

OutputLine.prototype.clone_empty = function() {
  var line = new OutputLine(this.__parent);
  line.set_indent(this.__indent_count, this.__alignment_count);
  return line;
};

OutputLine.prototype.item = function(index) {
  if (index < 0) {
    return this.__items[this.__items.length + index];
  } else {
    return this.__items[index];
  }
};

OutputLine.prototype.has_match = function(pattern) {
  for (var lastCheckedOutput = this.__items.length - 1; lastCheckedOutput >= 0; lastCheckedOutput--) {
    if (this.__items[lastCheckedOutput].match(pattern)) {
      return true;
    }
  }
  return false;
};

OutputLine.prototype.set_indent = function(indent, alignment) {
  if (this.is_empty()) {
    this.__indent_count = indent || 0;
    this.__alignment_count = alignment || 0;
    this.__character_count = this.__parent.get_indent_size(this.__indent_count, this.__alignment_count);
  }
};

OutputLine.prototype._set_wrap_point = function() {
  if (this.__parent.wrap_line_length) {
    this.__wrap_point_index = this.__items.length;
    this.__wrap_point_character_count = this.__character_count;
    this.__wrap_point_indent_count = this.__parent.next_line.__indent_count;
    this.__wrap_point_alignment_count = this.__parent.next_line.__alignment_count;
  }
};

OutputLine.prototype._should_wrap = function() {
  return this.__wrap_point_index &&
    this.__character_count > this.__parent.wrap_line_length &&
    this.__wrap_point_character_count > this.__parent.next_line.__character_count;
};

OutputLine.prototype._allow_wrap = function() {
  if (this._should_wrap()) {
    this.__parent.add_new_line();
    var next = this.__parent.current_line;
    next.set_indent(this.__wrap_point_indent_count, this.__wrap_point_alignment_count);
    next.__items = this.__items.slice(this.__wrap_point_index);
    this.__items = this.__items.slice(0, this.__wrap_point_index);

    next.__character_count += this.__character_count - this.__wrap_point_character_count;
    this.__character_count = this.__wrap_point_character_count;

    if (next.__items[0] === " ") {
      next.__items.splice(0, 1);
      next.__character_count -= 1;
    }
    return true;
  }
  return false;
};

OutputLine.prototype.is_empty = function() {
  return this.__items.length === 0;
};

OutputLine.prototype.last = function() {
  if (!this.is_empty()) {
    return this.__items[this.__items.length - 1];
  } else {
    return null;
  }
};

OutputLine.prototype.push = function(item) {
  this.__items.push(item);
  var last_newline_index = item.lastIndexOf('\n');
  if (last_newline_index !== -1) {
    this.__character_count = item.length - last_newline_index;
  } else {
    this.__character_count += item.length;
  }
};

OutputLine.prototype.pop = function() {
  var item = null;
  if (!this.is_empty()) {
    item = this.__items.pop();
    this.__character_count -= item.length;
  }
  return item;
};


OutputLine.prototype._remove_indent = function() {
  if (this.__indent_count > 0) {
    this.__indent_count -= 1;
    this.__character_count -= this.__parent.indent_size;
  }
};

OutputLine.prototype._remove_wrap_indent = function() {
  if (this.__wrap_point_indent_count > 0) {
    this.__wrap_point_indent_count -= 1;
  }
};
OutputLine.prototype.trim = function() {
  while (this.last() === ' ') {
    this.__items.pop();
    this.__character_count -= 1;
  }
};

OutputLine.prototype.toString = function() {
  var result = '';
  if (this.is_empty()) {
    if (this.__parent.indent_empty_lines) {
      result = this.__parent.get_indent_string(this.__indent_count);
    }
  } else {
    result = this.__parent.get_indent_string(this.__indent_count, this.__alignment_count);
    result += this.__items.join('');
  }
  return result;
};

function IndentStringCache(options, baseIndentString) {
  this.__cache = [''];
  this.__indent_size = options.indent_size;
  this.__indent_string = options.indent_char;
  if (!options.indent_with_tabs) {
    this.__indent_string = new Array(options.indent_size + 1).join(options.indent_char);
  }

  // Set to null to continue support for auto detection of base indent
  baseIndentString = baseIndentString || '';
  if (options.indent_level > 0) {
    baseIndentString = new Array(options.indent_level + 1).join(this.__indent_string);
  }

  this.__base_string = baseIndentString;
  this.__base_string_length = baseIndentString.length;
}

IndentStringCache.prototype.get_indent_size = function(indent, column) {
  var result = this.__base_string_length;
  column = column || 0;
  if (indent < 0) {
    result = 0;
  }
  result += indent * this.__indent_size;
  result += column;
  return result;
};

IndentStringCache.prototype.get_indent_string = function(indent_level, column) {
  var result = this.__base_string;
  column = column || 0;
  if (indent_level < 0) {
    indent_level = 0;
    result = '';
  }
  column += indent_level * this.__indent_size;
  this.__ensure_cache(column);
  result += this.__cache[column];
  return result;
};

IndentStringCache.prototype.__ensure_cache = function(column) {
  while (column >= this.__cache.length) {
    this.__add_column();
  }
};

IndentStringCache.prototype.__add_column = function() {
  var column = this.__cache.length;
  var indent = 0;
  var result = '';
  if (this.__indent_size && column >= this.__indent_size) {
    indent = Math.floor(column / this.__indent_size);
    column -= indent * this.__indent_size;
    result = new Array(indent + 1).join(this.__indent_string);
  }
  if (column) {
    result += new Array(column + 1).join(' ');
  }

  this.__cache.push(result);
};

function Output(options, baseIndentString) {
  this.__indent_cache = new IndentStringCache(options, baseIndentString);
  this.raw = false;
  this._end_with_newline = options.end_with_newline;
  this.indent_size = options.indent_size;
  this.wrap_line_length = options.wrap_line_length;
  this.indent_empty_lines = options.indent_empty_lines;
  this.__lines = [];
  this.previous_line = null;
  this.current_line = null;
  this.next_line = new OutputLine(this);
  this.space_before_token = false;
  this.non_breaking_space = false;
  this.previous_token_wrapped = false;
  // initialize
  this.__add_outputline();
}

Output.prototype.__add_outputline = function() {
  this.previous_line = this.current_line;
  this.current_line = this.next_line.clone_empty();
  this.__lines.push(this.current_line);
};

Output.prototype.get_line_number = function() {
  return this.__lines.length;
};

Output.prototype.get_indent_string = function(indent, column) {
  return this.__indent_cache.get_indent_string(indent, column);
};

Output.prototype.get_indent_size = function(indent, column) {
  return this.__indent_cache.get_indent_size(indent, column);
};

Output.prototype.is_empty = function() {
  return !this.previous_line && this.current_line.is_empty();
};

Output.prototype.add_new_line = function(force_newline) {
  // never newline at the start of file
  // otherwise, newline only if we didn't just add one or we're forced
  if (this.is_empty() ||
    (!force_newline && this.just_added_newline())) {
    return false;
  }

  // if raw output is enabled, don't print additional newlines,
  // but still return True as though you had
  if (!this.raw) {
    this.__add_outputline();
  }
  return true;
};

Output.prototype.get_code = function(eol) {
  this.trim(true);

  // handle some edge cases where the last tokens
  // has text that ends with newline(s)
  var last_item = this.current_line.pop();
  if (last_item) {
    if (last_item[last_item.length - 1] === '\n') {
      last_item = last_item.replace(/\n+$/g, '');
    }
    this.current_line.push(last_item);
  }

  if (this._end_with_newline) {
    this.__add_outputline();
  }

  var sweet_code = this.__lines.join('\n');

  if (eol !== '\n') {
    sweet_code = sweet_code.replace(/[\n]/g, eol);
  }
  return sweet_code;
};

Output.prototype.set_wrap_point = function() {
  this.current_line._set_wrap_point();
};

Output.prototype.set_indent = function(indent, alignment) {
  indent = indent || 0;
  alignment = alignment || 0;

  // Next line stores alignment values
  this.next_line.set_indent(indent, alignment);

  // Never indent your first output indent at the start of the file
  if (this.__lines.length > 1) {
    this.current_line.set_indent(indent, alignment);
    return true;
  }

  this.current_line.set_indent();
  return false;
};

Output.prototype.add_raw_token = function(token) {
  for (var x = 0; x < token.newlines; x++) {
    this.__add_outputline();
  }
  this.current_line.set_indent(-1);
  this.current_line.push(token.whitespace_before);
  this.current_line.push(token.text);
  this.space_before_token = false;
  this.non_breaking_space = false;
  this.previous_token_wrapped = false;
};

Output.prototype.add_token = function(printable_token) {
  this.__add_space_before_token();
  this.current_line.push(printable_token);
  this.space_before_token = false;
  this.non_breaking_space = false;
  this.previous_token_wrapped = this.current_line._allow_wrap();
};

Output.prototype.__add_space_before_token = function() {
  if (this.space_before_token && !this.just_added_newline()) {
    if (!this.non_breaking_space) {
      this.set_wrap_point();
    }
    this.current_line.push(' ');
  }
};

Output.prototype.remove_indent = function(index) {
  var output_length = this.__lines.length;
  while (index < output_length) {
    this.__lines[index]._remove_indent();
    index++;
  }
  this.current_line._remove_wrap_indent();
};

Output.prototype.trim = function(eat_newlines) {
  eat_newlines = (eat_newlines === undefined) ? false : eat_newlines;

  this.current_line.trim();

  while (eat_newlines && this.__lines.length > 1 &&
    this.current_line.is_empty()) {
    this.__lines.pop();
    this.current_line = this.__lines[this.__lines.length - 1];
    this.current_line.trim();
  }

  this.previous_line = this.__lines.length > 1 ?
    this.__lines[this.__lines.length - 2] : null;
};

Output.prototype.just_added_newline = function() {
  return this.current_line.is_empty();
};

Output.prototype.just_added_blankline = function() {
  return this.is_empty() ||
    (this.current_line.is_empty() && this.previous_line.is_empty());
};

Output.prototype.ensure_empty_line_above = function(starts_with, ends_with) {
  var index = this.__lines.length - 2;
  while (index >= 0) {
    var potentialEmptyLine = this.__lines[index];
    if (potentialEmptyLine.is_empty()) {
      break;
    } else if (potentialEmptyLine.item(0).indexOf(starts_with) !== 0 &&
      potentialEmptyLine.item(-1) !== ends_with) {
      this.__lines.splice(index + 1, 0, new OutputLine(this));
      this.previous_line = this.__lines[this.__lines.length - 2];
      break;
    }
    index--;
  }
};

var Output_1 = Output;

var output = {
	Output: Output_1
};

/*jshint node:true */

var regexp_has_sticky = RegExp.prototype.hasOwnProperty('sticky');

function InputScanner(input_string) {
  this.__input = input_string || '';
  this.__input_length = this.__input.length;
  this.__position = 0;
}

InputScanner.prototype.restart = function() {
  this.__position = 0;
};

InputScanner.prototype.back = function() {
  if (this.__position > 0) {
    this.__position -= 1;
  }
};

InputScanner.prototype.hasNext = function() {
  return this.__position < this.__input_length;
};

InputScanner.prototype.next = function() {
  var val = null;
  if (this.hasNext()) {
    val = this.__input.charAt(this.__position);
    this.__position += 1;
  }
  return val;
};

InputScanner.prototype.peek = function(index) {
  var val = null;
  index = index || 0;
  index += this.__position;
  if (index >= 0 && index < this.__input_length) {
    val = this.__input.charAt(index);
  }
  return val;
};

// This is a JavaScript only helper function (not in python)
// Javascript doesn't have a match method
// and not all implementation support "sticky" flag.
// If they do not support sticky then both this.match() and this.test() method
// must get the match and check the index of the match.
// If sticky is supported and set, this method will use it.
// Otherwise it will check that global is set, and fall back to the slower method.
InputScanner.prototype.__match = function(pattern, index) {
  pattern.lastIndex = index;
  var pattern_match = pattern.exec(this.__input);

  if (pattern_match && !(regexp_has_sticky && pattern.sticky)) {
    if (pattern_match.index !== index) {
      pattern_match = null;
    }
  }

  return pattern_match;
};

InputScanner.prototype.test = function(pattern, index) {
  index = index || 0;
  index += this.__position;

  if (index >= 0 && index < this.__input_length) {
    return !!this.__match(pattern, index);
  } else {
    return false;
  }
};

InputScanner.prototype.testChar = function(pattern, index) {
  // test one character regex match
  var val = this.peek(index);
  pattern.lastIndex = 0;
  return val !== null && pattern.test(val);
};

InputScanner.prototype.match = function(pattern) {
  var pattern_match = this.__match(pattern, this.__position);
  if (pattern_match) {
    this.__position += pattern_match[0].length;
  } else {
    pattern_match = null;
  }
  return pattern_match;
};

InputScanner.prototype.read = function(starting_pattern, until_pattern, until_after) {
  var val = '';
  var match;
  if (starting_pattern) {
    match = this.match(starting_pattern);
    if (match) {
      val += match[0];
    }
  }
  if (until_pattern && (match || !starting_pattern)) {
    val += this.readUntil(until_pattern, until_after);
  }
  return val;
};

InputScanner.prototype.readUntil = function(pattern, until_after) {
  var val = '';
  var match_index = this.__position;
  pattern.lastIndex = this.__position;
  var pattern_match = pattern.exec(this.__input);
  if (pattern_match) {
    match_index = pattern_match.index;
    if (until_after) {
      match_index += pattern_match[0].length;
    }
  } else {
    match_index = this.__input_length;
  }

  val = this.__input.substring(this.__position, match_index);
  this.__position = match_index;
  return val;
};

InputScanner.prototype.readUntilAfter = function(pattern) {
  return this.readUntil(pattern, true);
};

InputScanner.prototype.get_regexp = function(pattern, match_from) {
  var result = null;
  var flags = 'g';
  if (match_from && regexp_has_sticky) {
    flags = 'y';
  }
  // strings are converted to regexp
  if (typeof pattern === "string" && pattern !== '') {
    // result = new RegExp(pattern.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'), flags);
    result = new RegExp(pattern, flags);
  } else if (pattern) {
    result = new RegExp(pattern.source, flags);
  }
  return result;
};

InputScanner.prototype.get_literal_regexp = function(literal_string) {
  return RegExp(literal_string.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'));
};

/* css beautifier legacy helpers */
InputScanner.prototype.peekUntilAfter = function(pattern) {
  var start = this.__position;
  var val = this.readUntilAfter(pattern);
  this.__position = start;
  return val;
};

InputScanner.prototype.lookBack = function(testVal) {
  var start = this.__position - 1;
  return start >= testVal.length && this.__input.substring(start - testVal.length, start)
    .toLowerCase() === testVal;
};

var InputScanner_1 = InputScanner;

var inputscanner = {
	InputScanner: InputScanner_1
};

/*jshint node:true */

function Directives(start_block_pattern, end_block_pattern) {
  start_block_pattern = typeof start_block_pattern === 'string' ? start_block_pattern : start_block_pattern.source;
  end_block_pattern = typeof end_block_pattern === 'string' ? end_block_pattern : end_block_pattern.source;
  this.__directives_block_pattern = new RegExp(start_block_pattern + / beautify( \w+[:]\w+)+ /.source + end_block_pattern, 'g');
  this.__directive_pattern = / (\w+)[:](\w+)/g;

  this.__directives_end_ignore_pattern = new RegExp(start_block_pattern + /\sbeautify\signore:end\s/.source + end_block_pattern, 'g');
}

Directives.prototype.get_directives = function(text) {
  if (!text.match(this.__directives_block_pattern)) {
    return null;
  }

  var directives = {};
  this.__directive_pattern.lastIndex = 0;
  var directive_match = this.__directive_pattern.exec(text);

  while (directive_match) {
    directives[directive_match[1]] = directive_match[2];
    directive_match = this.__directive_pattern.exec(text);
  }

  return directives;
};

Directives.prototype.readIgnored = function(input) {
  return input.readUntilAfter(this.__directives_end_ignore_pattern);
};


var Directives_1 = Directives;

var directives = {
	Directives: Directives_1
};

/*jshint node:true */

var Options$2 = options$1.Options;
var Output$1 = output.Output;
var InputScanner$1 = inputscanner.InputScanner;
var Directives$1 = directives.Directives;

var directives_core = new Directives$1(/\/\*/, /\*\//);

var lineBreak = /\r\n|[\r\n]/;
var allLineBreaks = /\r\n|[\r\n]/g;

// tokenizer
var whitespaceChar = /\s/;
var whitespacePattern = /(?:\s|\n)+/g;
var block_comment_pattern = /\/\*(?:[\s\S]*?)((?:\*\/)|$)/g;
var comment_pattern = /\/\/(?:[^\n\r\u2028\u2029]*)/g;

function Beautifier(source_text, options) {
  this._source_text = source_text || '';
  // Allow the setting of language/file-type specific options
  // with inheritance of overall settings
  this._options = new Options$2(options);
  this._ch = null;
  this._input = null;

  // https://developer.mozilla.org/en-US/docs/Web/CSS/At-rule
  this.NESTED_AT_RULE = {
    "@page": true,
    "@font-face": true,
    "@keyframes": true,
    // also in CONDITIONAL_GROUP_RULE below
    "@media": true,
    "@supports": true,
    "@document": true
  };
  this.CONDITIONAL_GROUP_RULE = {
    "@media": true,
    "@supports": true,
    "@document": true
  };

}

Beautifier.prototype.eatString = function(endChars) {
  var result = '';
  this._ch = this._input.next();
  while (this._ch) {
    result += this._ch;
    if (this._ch === "\\") {
      result += this._input.next();
    } else if (endChars.indexOf(this._ch) !== -1 || this._ch === "\n") {
      break;
    }
    this._ch = this._input.next();
  }
  return result;
};

// Skips any white space in the source text from the current position.
// When allowAtLeastOneNewLine is true, will output new lines for each
// newline character found; if the user has preserve_newlines off, only
// the first newline will be output
Beautifier.prototype.eatWhitespace = function(allowAtLeastOneNewLine) {
  var result = whitespaceChar.test(this._input.peek());
  var newline_count = 0;
  while (whitespaceChar.test(this._input.peek())) {
    this._ch = this._input.next();
    if (allowAtLeastOneNewLine && this._ch === '\n') {
      if (newline_count === 0 || newline_count < this._options.max_preserve_newlines) {
        newline_count++;
        this._output.add_new_line(true);
      }
    }
  }
  return result;
};

// Nested pseudo-class if we are insideRule
// and the next special character found opens
// a new block
Beautifier.prototype.foundNestedPseudoClass = function() {
  var openParen = 0;
  var i = 1;
  var ch = this._input.peek(i);
  while (ch) {
    if (ch === "{") {
      return true;
    } else if (ch === '(') {
      // pseudoclasses can contain ()
      openParen += 1;
    } else if (ch === ')') {
      if (openParen === 0) {
        return false;
      }
      openParen -= 1;
    } else if (ch === ";" || ch === "}") {
      return false;
    }
    i++;
    ch = this._input.peek(i);
  }
  return false;
};

Beautifier.prototype.print_string = function(output_string) {
  this._output.set_indent(this._indentLevel);
  this._output.non_breaking_space = true;
  this._output.add_token(output_string);
};

Beautifier.prototype.preserveSingleSpace = function(isAfterSpace) {
  if (isAfterSpace) {
    this._output.space_before_token = true;
  }
};

Beautifier.prototype.indent = function() {
  this._indentLevel++;
};

Beautifier.prototype.outdent = function() {
  if (this._indentLevel > 0) {
    this._indentLevel--;
  }
};

/*_____________________--------------------_____________________*/

Beautifier.prototype.beautify = function() {
  if (this._options.disabled) {
    return this._source_text;
  }

  var source_text = this._source_text;
  var eol = this._options.eol;
  if (eol === 'auto') {
    eol = '\n';
    if (source_text && lineBreak.test(source_text || '')) {
      eol = source_text.match(lineBreak)[0];
    }
  }


  // HACK: newline parsing inconsistent. This brute force normalizes the this._input.
  source_text = source_text.replace(allLineBreaks, '\n');

  // reset
  var baseIndentString = source_text.match(/^[\t ]*/)[0];

  this._output = new Output$1(this._options, baseIndentString);
  this._input = new InputScanner$1(source_text);
  this._indentLevel = 0;
  this._nestedLevel = 0;

  this._ch = null;
  var parenLevel = 0;

  var insideRule = false;
  // This is the value side of a property value pair (blue in the following ex)
  // label { content: blue }
  var insidePropertyValue = false;
  var enteringConditionalGroup = false;
  var insideAtExtend = false;
  var insideAtImport = false;
  var topCharacter = this._ch;
  var whitespace;
  var isAfterSpace;
  var previous_ch;

  while (true) {
    whitespace = this._input.read(whitespacePattern);
    isAfterSpace = whitespace !== '';
    previous_ch = topCharacter;
    this._ch = this._input.next();
    if (this._ch === '\\' && this._input.hasNext()) {
      this._ch += this._input.next();
    }
    topCharacter = this._ch;

    if (!this._ch) {
      break;
    } else if (this._ch === '/' && this._input.peek() === '*') {
      // /* css comment */
      // Always start block comments on a new line.
      // This handles scenarios where a block comment immediately
      // follows a property definition on the same line or where
      // minified code is being beautified.
      this._output.add_new_line();
      this._input.back();

      var comment = this._input.read(block_comment_pattern);

      // Handle ignore directive
      var directives = directives_core.get_directives(comment);
      if (directives && directives.ignore === 'start') {
        comment += directives_core.readIgnored(this._input);
      }

      this.print_string(comment);

      // Ensures any new lines following the comment are preserved
      this.eatWhitespace(true);

      // Block comments are followed by a new line so they don't
      // share a line with other properties
      this._output.add_new_line();
    } else if (this._ch === '/' && this._input.peek() === '/') {
      // // single line comment
      // Preserves the space before a comment
      // on the same line as a rule
      this._output.space_before_token = true;
      this._input.back();
      this.print_string(this._input.read(comment_pattern));

      // Ensures any new lines following the comment are preserved
      this.eatWhitespace(true);
    } else if (this._ch === '@') {
      this.preserveSingleSpace(isAfterSpace);

      // deal with less propery mixins @{...}
      if (this._input.peek() === '{') {
        this.print_string(this._ch + this.eatString('}'));
      } else {
        this.print_string(this._ch);

        // strip trailing space, if present, for hash property checks
        var variableOrRule = this._input.peekUntilAfter(/[: ,;{}()[\]\/='"]/g);

        if (variableOrRule.match(/[ :]$/)) {
          // we have a variable or pseudo-class, add it and insert one space before continuing
          variableOrRule = this.eatString(": ").replace(/\s$/, '');
          this.print_string(variableOrRule);
          this._output.space_before_token = true;
        }

        variableOrRule = variableOrRule.replace(/\s$/, '');

        if (variableOrRule === 'extend') {
          insideAtExtend = true;
        } else if (variableOrRule === 'import') {
          insideAtImport = true;
        }

        // might be a nesting at-rule
        if (variableOrRule in this.NESTED_AT_RULE) {
          this._nestedLevel += 1;
          if (variableOrRule in this.CONDITIONAL_GROUP_RULE) {
            enteringConditionalGroup = true;
          }
          // might be less variable
        } else if (!insideRule && parenLevel === 0 && variableOrRule.indexOf(':') !== -1) {
          insidePropertyValue = true;
          this.indent();
        }
      }
    } else if (this._ch === '#' && this._input.peek() === '{') {
      this.preserveSingleSpace(isAfterSpace);
      this.print_string(this._ch + this.eatString('}'));
    } else if (this._ch === '{') {
      if (insidePropertyValue) {
        insidePropertyValue = false;
        this.outdent();
      }

      // when entering conditional groups, only rulesets are allowed
      if (enteringConditionalGroup) {
        enteringConditionalGroup = false;
        insideRule = (this._indentLevel >= this._nestedLevel);
      } else {
        // otherwise, declarations are also allowed
        insideRule = (this._indentLevel >= this._nestedLevel - 1);
      }
      if (this._options.newline_between_rules && insideRule) {
        if (this._output.previous_line && this._output.previous_line.item(-1) !== '{') {
          this._output.ensure_empty_line_above('/', ',');
        }
      }

      this._output.space_before_token = true;

      // The difference in print_string and indent order is necessary to indent the '{' correctly
      if (this._options.brace_style === 'expand') {
        this._output.add_new_line();
        this.print_string(this._ch);
        this.indent();
        this._output.set_indent(this._indentLevel);
      } else {
        this.indent();
        this.print_string(this._ch);
      }

      this.eatWhitespace(true);
      this._output.add_new_line();
    } else if (this._ch === '}') {
      this.outdent();
      this._output.add_new_line();
      if (previous_ch === '{') {
        this._output.trim(true);
      }
      insideAtImport = false;
      insideAtExtend = false;
      if (insidePropertyValue) {
        this.outdent();
        insidePropertyValue = false;
      }
      this.print_string(this._ch);
      insideRule = false;
      if (this._nestedLevel) {
        this._nestedLevel--;
      }

      this.eatWhitespace(true);
      this._output.add_new_line();

      if (this._options.newline_between_rules && !this._output.just_added_blankline()) {
        if (this._input.peek() !== '}') {
          this._output.add_new_line(true);
        }
      }
    } else if (this._ch === ":") {
      if ((insideRule || enteringConditionalGroup) && !(this._input.lookBack("&") || this.foundNestedPseudoClass()) && !this._input.lookBack("(") && !insideAtExtend && parenLevel === 0) {
        // 'property: value' delimiter
        // which could be in a conditional group query
        this.print_string(':');
        if (!insidePropertyValue) {
          insidePropertyValue = true;
          this._output.space_before_token = true;
          this.eatWhitespace(true);
          this.indent();
        }
      } else {
        // sass/less parent reference don't use a space
        // sass nested pseudo-class don't use a space

        // preserve space before pseudoclasses/pseudoelements, as it means "in any child"
        if (this._input.lookBack(" ")) {
          this._output.space_before_token = true;
        }
        if (this._input.peek() === ":") {
          // pseudo-element
          this._ch = this._input.next();
          this.print_string("::");
        } else {
          // pseudo-class
          this.print_string(':');
        }
      }
    } else if (this._ch === '"' || this._ch === '\'') {
      this.preserveSingleSpace(isAfterSpace);
      this.print_string(this._ch + this.eatString(this._ch));
      this.eatWhitespace(true);
    } else if (this._ch === ';') {
      if (parenLevel === 0) {
        if (insidePropertyValue) {
          this.outdent();
          insidePropertyValue = false;
        }
        insideAtExtend = false;
        insideAtImport = false;
        this.print_string(this._ch);
        this.eatWhitespace(true);

        // This maintains single line comments on the same
        // line. Block comments are also affected, but
        // a new line is always output before one inside
        // that section
        if (this._input.peek() !== '/') {
          this._output.add_new_line();
        }
      } else {
        this.print_string(this._ch);
        this.eatWhitespace(true);
        this._output.space_before_token = true;
      }
    } else if (this._ch === '(') { // may be a url
      if (this._input.lookBack("url")) {
        this.print_string(this._ch);
        this.eatWhitespace();
        parenLevel++;
        this.indent();
        this._ch = this._input.next();
        if (this._ch === ')' || this._ch === '"' || this._ch === '\'') {
          this._input.back();
        } else if (this._ch) {
          this.print_string(this._ch + this.eatString(')'));
          if (parenLevel) {
            parenLevel--;
            this.outdent();
          }
        }
      } else {
        this.preserveSingleSpace(isAfterSpace);
        this.print_string(this._ch);
        this.eatWhitespace();
        parenLevel++;
        this.indent();
      }
    } else if (this._ch === ')') {
      if (parenLevel) {
        parenLevel--;
        this.outdent();
      }
      this.print_string(this._ch);
    } else if (this._ch === ',') {
      this.print_string(this._ch);
      this.eatWhitespace(true);
      if (this._options.selector_separator_newline && !insidePropertyValue && parenLevel === 0 && !insideAtImport && !insideAtExtend) {
        this._output.add_new_line();
      } else {
        this._output.space_before_token = true;
      }
    } else if ((this._ch === '>' || this._ch === '+' || this._ch === '~') && !insidePropertyValue && parenLevel === 0) {
      //handle combinator spacing
      if (this._options.space_around_combinator) {
        this._output.space_before_token = true;
        this.print_string(this._ch);
        this._output.space_before_token = true;
      } else {
        this.print_string(this._ch);
        this.eatWhitespace();
        // squash extra whitespace
        if (this._ch && whitespaceChar.test(this._ch)) {
          this._ch = '';
        }
      }
    } else if (this._ch === ']') {
      this.print_string(this._ch);
    } else if (this._ch === '[') {
      this.preserveSingleSpace(isAfterSpace);
      this.print_string(this._ch);
    } else if (this._ch === '=') { // no whitespace before or after
      this.eatWhitespace();
      this.print_string('=');
      if (whitespaceChar.test(this._ch)) {
        this._ch = '';
      }
    } else if (this._ch === '!' && !this._input.lookBack("\\")) { // !important
      this.print_string(' ');
      this.print_string(this._ch);
    } else {
      this.preserveSingleSpace(isAfterSpace);
      this.print_string(this._ch);
    }
  }

  var sweetCode = this._output.get_code(eol);

  return sweetCode;
};

var Beautifier_1 = Beautifier;

var beautifier = {
	Beautifier: Beautifier_1
};

/*jshint node:true */

var Beautifier$1 = beautifier.Beautifier,
  Options$3 = options$1.Options;

function css_beautify(source_text, options) {
  var beautifier = new Beautifier$1(source_text, options);
  return beautifier.beautify();
}

var css = css_beautify;
var defaultOptions = function() {
  return new Options$3();
};
css.defaultOptions = defaultOptions;

// import inside js to reduce bundle size
function cssFormatter(monaco, beautyOption) {
    if (monaco === void 0) { monaco = window.monaco; }
    if (beautyOption === void 0) { beautyOption = {}; }
    if (!monaco) {
        console.error("css-format-monaco: 'monaco' should be either declared on window or passed as first parameter");
        return;
    }
    var documentProvider = {
        provideDocumentFormattingEdits: function (model) {
            var lineCount = model.getLineCount();
            return [
                {
                    range: new monaco.Range(1, 1, lineCount, model.getLineMaxColumn(lineCount) + 1),
                    text: css(model.getValue(), beautyOption)
                }
            ];
        }
    };
    var rangeProvider = {
        provideDocumentRangeFormattingEdits: function (model, range) {
            var fullLineRange = new monaco.Range(range.startLineNumber, 1, range.endLineNumber, model.getLineMaxColumn(range.endLineNumber) + 1);
            var code = model.getValueInRange(fullLineRange);
            return [
                {
                    range: fullLineRange,
                    text: css(code, beautyOption)
                }
            ];
        }
    };
    var disposeArr = ["css", "less", "scss"].map(function (language) {
        return [
            monaco.languages.registerDocumentFormattingEditProvider(language, documentProvider),
            monaco.languages.registerDocumentRangeFormattingEditProvider(language, rangeProvider)
        ];
    });
    return function () {
        disposeArr.forEach(function (arr) { return arr.forEach(function (disposable) { return disposable.dispose(); }); });
    };
}

export default cssFormatter;