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Filename : nginx.js
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://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("nginx", function(config) {

  function words(str) {
    var obj = {}, words = str.split(" ");
    for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
    return obj;
  }

  var keywords = words(
    /* ngxDirectiveControl */ "break return rewrite set" +
    /* ngxDirective */ " accept_mutex accept_mutex_delay access_log add_after_body add_before_body add_header addition_types aio alias allow ancient_browser ancient_browser_value auth_basic auth_basic_user_file auth_http auth_http_header auth_http_timeout autoindex autoindex_exact_size autoindex_localtime charset charset_types client_body_buffer_size client_body_in_file_only client_body_in_single_buffer client_body_temp_path client_body_timeout client_header_buffer_size client_header_timeout client_max_body_size connection_pool_size create_full_put_path daemon dav_access dav_methods debug_connection debug_points default_type degradation degrade deny devpoll_changes devpoll_events directio directio_alignment empty_gif env epoll_events error_log eventport_events expires fastcgi_bind fastcgi_buffer_size fastcgi_buffers fastcgi_busy_buffers_size fastcgi_cache fastcgi_cache_key fastcgi_cache_methods fastcgi_cache_min_uses fastcgi_cache_path fastcgi_cache_use_stale fastcgi_cache_valid fastcgi_catch_stderr fastcgi_connect_timeout fastcgi_hide_header fastcgi_ignore_client_abort fastcgi_ignore_headers fastcgi_index fastcgi_intercept_errors fastcgi_max_temp_file_size fastcgi_next_upstream fastcgi_param fastcgi_pass_header fastcgi_pass_request_body fastcgi_pass_request_headers fastcgi_read_timeout fastcgi_send_lowat fastcgi_send_timeout fastcgi_split_path_info fastcgi_store fastcgi_store_access fastcgi_temp_file_write_size fastcgi_temp_path fastcgi_upstream_fail_timeout fastcgi_upstream_max_fails flv geoip_city geoip_country google_perftools_profiles gzip gzip_buffers gzip_comp_level gzip_disable gzip_hash gzip_http_version gzip_min_length gzip_no_buffer gzip_proxied gzip_static gzip_types gzip_vary gzip_window if_modified_since ignore_invalid_headers image_filter image_filter_buffer image_filter_jpeg_quality image_filter_transparency imap_auth imap_capabilities imap_client_buffer index ip_hash keepalive_requests keepalive_timeout kqueue_changes kqueue_events large_client_header_buffers limit_conn limit_conn_log_level limit_rate limit_rate_after limit_req limit_req_log_level limit_req_zone limit_zone lingering_time lingering_timeout lock_file log_format log_not_found log_subrequest map_hash_bucket_size map_hash_max_size master_process memcached_bind memcached_buffer_size memcached_connect_timeout memcached_next_upstream memcached_read_timeout memcached_send_timeout memcached_upstream_fail_timeout memcached_upstream_max_fails merge_slashes min_delete_depth modern_browser modern_browser_value msie_padding msie_refresh multi_accept open_file_cache open_file_cache_errors open_file_cache_events open_file_cache_min_uses open_file_cache_valid open_log_file_cache output_buffers override_charset perl perl_modules perl_require perl_set pid pop3_auth pop3_capabilities port_in_redirect postpone_gzipping postpone_output protocol proxy proxy_bind proxy_buffer proxy_buffer_size proxy_buffering proxy_buffers proxy_busy_buffers_size proxy_cache proxy_cache_key proxy_cache_methods proxy_cache_min_uses proxy_cache_path proxy_cache_use_stale proxy_cache_valid proxy_connect_timeout proxy_headers_hash_bucket_size proxy_headers_hash_max_size proxy_hide_header proxy_ignore_client_abort proxy_ignore_headers proxy_intercept_errors proxy_max_temp_file_size proxy_method proxy_next_upstream proxy_pass_error_message proxy_pass_header proxy_pass_request_body proxy_pass_request_headers proxy_read_timeout proxy_redirect proxy_send_lowat proxy_send_timeout proxy_set_body proxy_set_header proxy_ssl_session_reuse proxy_store proxy_store_access proxy_temp_file_write_size proxy_temp_path proxy_timeout proxy_upstream_fail_timeout proxy_upstream_max_fails random_index read_ahead real_ip_header recursive_error_pages request_pool_size reset_timedout_connection resolver resolver_timeout rewrite_log rtsig_overflow_events rtsig_overflow_test rtsig_overflow_threshold rtsig_signo satisfy secure_link_secret send_lowat send_timeout sendfile sendfile_max_chunk server_name_in_redirect server_names_hash_bucket_size server_names_hash_max_size server_tokens set_real_ip_from smtp_auth smtp_capabilities smtp_client_buffer smtp_greeting_delay so_keepalive source_charset ssi ssi_ignore_recycled_buffers ssi_min_file_chunk ssi_silent_errors ssi_types ssi_value_length ssl ssl_certificate ssl_certificate_key ssl_ciphers ssl_client_certificate ssl_crl ssl_dhparam ssl_engine ssl_prefer_server_ciphers ssl_protocols ssl_session_cache ssl_session_timeout ssl_verify_client ssl_verify_depth starttls stub_status sub_filter sub_filter_once sub_filter_types tcp_nodelay tcp_nopush thread_stack_size timeout timer_resolution types_hash_bucket_size types_hash_max_size underscores_in_headers uninitialized_variable_warn use user userid userid_domain userid_expires userid_mark userid_name userid_p3p userid_path userid_service valid_referers variables_hash_bucket_size variables_hash_max_size worker_connections worker_cpu_affinity worker_priority worker_processes worker_rlimit_core worker_rlimit_nofile worker_rlimit_sigpending worker_threads working_directory xclient xml_entities xslt_stylesheet xslt_typesdrew@li229-23"
    );

  var keywords_block = words(
    /* ngxDirectiveBlock */ "http mail events server types location upstream charset_map limit_except if geo map"
    );

  var keywords_important = words(
    /* ngxDirectiveImportant */ "include root server server_name listen internal proxy_pass memcached_pass fastcgi_pass try_files"
    );

  var indentUnit = config.indentUnit, type;
  function ret(style, tp) {type = tp; return style;}

  function tokenBase(stream, state) {


    stream.eatWhile(/[\w\$_]/);

    var cur = stream.current();


    if (keywords.propertyIsEnumerable(cur)) {
      return "keyword";
    }
    else if (keywords_block.propertyIsEnumerable(cur)) {
      return "variable-2";
    }
    else if (keywords_important.propertyIsEnumerable(cur)) {
      return "string-2";
    }
    /**/

    var ch = stream.next();
    if (ch == "@") {stream.eatWhile(/[\w\\\-]/); return ret("meta", stream.current());}
    else if (ch == "/" && stream.eat("*")) {
      state.tokenize = tokenCComment;
      return tokenCComment(stream, state);
    }
    else if (ch == "<" && stream.eat("!")) {
      state.tokenize = tokenSGMLComment;
      return tokenSGMLComment(stream, state);
    }
    else if (ch == "=") ret(null, "compare");
    else if ((ch == "~" || ch == "|") && stream.eat("=")) return ret(null, "compare");
    else if (ch == "\"" || ch == "'") {
      state.tokenize = tokenString(ch);
      return state.tokenize(stream, state);
    }
    else if (ch == "#") {
      stream.skipToEnd();
      return ret("comment", "comment");
    }
    else if (ch == "!") {
      stream.match(/^\s*\w*/);
      return ret("keyword", "important");
    }
    else if (/\d/.test(ch)) {
      stream.eatWhile(/[\w.%]/);
      return ret("number", "unit");
    }
    else if (/[,.+>*\/]/.test(ch)) {
      return ret(null, "select-op");
    }
    else if (/[;{}:\[\]]/.test(ch)) {
      return ret(null, ch);
    }
    else {
      stream.eatWhile(/[\w\\\-]/);
      return ret("variable", "variable");
    }
  }

  function tokenCComment(stream, state) {
    var maybeEnd = false, ch;
    while ((ch = stream.next()) != null) {
      if (maybeEnd && ch == "/") {
        state.tokenize = tokenBase;
        break;
      }
      maybeEnd = (ch == "*");
    }
    return ret("comment", "comment");
  }

  function tokenSGMLComment(stream, state) {
    var dashes = 0, ch;
    while ((ch = stream.next()) != null) {
      if (dashes >= 2 && ch == ">") {
        state.tokenize = tokenBase;
        break;
      }
      dashes = (ch == "-") ? dashes + 1 : 0;
    }
    return ret("comment", "comment");
  }

  function tokenString(quote) {
    return function(stream, state) {
      var escaped = false, ch;
      while ((ch = stream.next()) != null) {
        if (ch == quote && !escaped)
          break;
        escaped = !escaped && ch == "\\";
      }
      if (!escaped) state.tokenize = tokenBase;
      return ret("string", "string");
    };
  }

  return {
    startState: function(base) {
      return {tokenize: tokenBase,
              baseIndent: base || 0,
              stack: []};
    },

    token: function(stream, state) {
      if (stream.eatSpace()) return null;
      type = null;
      var style = state.tokenize(stream, state);

      var context = state.stack[state.stack.length-1];
      if (type == "hash" && context == "rule") style = "atom";
      else if (style == "variable") {
        if (context == "rule") style = "number";
        else if (!context || context == "@media{") style = "tag";
      }

      if (context == "rule" && /^[\{\};]$/.test(type))
        state.stack.pop();
      if (type == "{") {
        if (context == "@media") state.stack[state.stack.length-1] = "@media{";
        else state.stack.push("{");
      }
      else if (type == "}") state.stack.pop();
      else if (type == "@media") state.stack.push("@media");
      else if (context == "{" && type != "comment") state.stack.push("rule");
      return style;
    },

    indent: function(state, textAfter) {
      var n = state.stack.length;
      if (/^\}/.test(textAfter))
        n -= state.stack[state.stack.length-1] == "rule" ? 2 : 1;
      return state.baseIndent + n * indentUnit;
    },

    electricChars: "}"
  };
});

CodeMirror.defineMIME("text/x-nginx-conf", "nginx");

});