DevTools: [CodeMirror] roll CodeMirror to version @e20d175

Source/devtools/front_end/cm/php.js

Index: Source/devtools/front_end/cm/php.js
diff --git a/Source/devtools/front_end/cm/php.js b/Source/devtools/front_end/cm/php.js
index 3555b8b1456c15ed852c90f2324750c978a7ba37..72c19d8d112afa720482200fc29026abb9e5b352 100644
--- a/Source/devtools/front_end/cm/php.js
+++ b/Source/devtools/front_end/cm/php.js
@@ -1,4 +1,16 @@
-(function() {
+// 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"), require("../htmlmixed/htmlmixed"), require("../clike/clike"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror", "../htmlmixed/htmlmixed", "../clike/clike"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+  "use strict";
+
   function keywords(str) {
     var obj = {}, words = str.split(" ");
     for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
@@ -11,17 +23,89 @@
       return "string";
     };
   }
+
+  // Helper for stringWithEscapes
+  function matchSequence(list) {
+    if (list.length == 0) return stringWithEscapes;
+    return function (stream, state) {
+      var patterns = list[0];
+      for (var i = 0; i < patterns.length; i++) if (stream.match(patterns[i][0])) {
+        state.tokenize = matchSequence(list.slice(1));
+        return patterns[i][1];
+      }
+      state.tokenize = stringWithEscapes;
+      return "string";
+    };
+  }
+  function stringWithEscapes(stream, state) {
+    var escaped = false, next, end = false;
+
+    if (stream.current() == '"') return "string";
+
+    // "Complex" syntax
+    if (stream.match("${", false) || stream.match("{$", false)) {
+      state.tokenize = null;
+      return "string";
+    }
+
+    // Simple syntax
+    if (stream.match(/\$[a-zA-Z_][a-zA-Z0-9_]*/)) {
+      // After the variable name there may appear array or object operator.
+      if (stream.match("[", false)) {
+        // Match array operator
+        state.tokenize = matchSequence([
+          [["[", null]],
+          [[/\d[\w\.]*/, "number"],
+           [/\$[a-zA-Z_][a-zA-Z0-9_]*/, "variable-2"],
+           [/[\w\$]+/, "variable"]],
+          [["]", null]]
+        ]);
+      }
+      if (stream.match(/\-\>\w/, false)) {
+        // Match object operator
+        state.tokenize = matchSequence([
+          [["->", null]],
+          [[/[\w]+/, "variable"]]
+        ]);
+      }
+      return "variable-2";
+    }
+
+    // Normal string
+    while (
+      !stream.eol() &&
+      (!stream.match("{$", false)) &&
+      (!stream.match(/(\$[a-zA-Z_][a-zA-Z0-9_]*|\$\{)/, false) || escaped)
+    ) {
+      next = stream.next();
+      if (!escaped && next == '"') { end = true; break; }
+      escaped = !escaped && next == "\\";
+    }
+    if (end) {
+      state.tokenize = null;
+      state.phpEncapsStack.pop();
+    }
+    return "string";
+  }
+
+  var phpKeywords = "abstract and array as break case catch class clone const continue declare default " +
+    "do else elseif enddeclare endfor endforeach endif endswitch endwhile extends final " +
+    "for foreach function global goto if implements interface instanceof namespace " +
+    "new or private protected public static switch throw trait try use var while xor " +
+    "die echo empty exit eval include include_once isset list require require_once return " +
+    "print unset __halt_compiler self static parent yield insteadof finally";
+  var phpAtoms = "true false null TRUE FALSE NULL __CLASS__ __DIR__ __FILE__ __LINE__ __METHOD__ __FUNCTION__ __NAMESPACE__ __TRAIT__";
+  var phpBuiltin = "func_num_args func_get_arg func_get_args strlen strcmp strncmp strcasecmp strncasecmp each error_reporting define defined trigger_error user_error set_error_handler restore_error_handler get_declared_classes get_loaded_extensions extension_loaded get_extension_funcs debug_backtrace constant bin2hex hex2bin sleep usleep time mktime gmmktime strftime gmstrftime strtotime date gmdate getdate localtime checkdate flush wordwrap htmlspecialchars htmlentities html_entity_decode md5 md5_file crc32 getimagesize image_type_to_mime_type phpinfo phpversion phpcredits strnatcmp strnatcasecmp substr_count strspn strcspn strtok strtoupper strtolower strpos strrpos strrev hebrev hebrevc nl2br basename dirname pathinfo stripslashes stripcslashes strstr stristr strrchr str_shuffle str_word_count strcoll substr substr_replace quotemeta ucfirst ucwords strtr addslashes addcslashes rtrim str_replace str_repeat count_chars chunk_split trim ltrim strip_tags similar_text explode implode setlocale localeconv parse_str str_pad chop strchr sprintf printf vprintf vsprintf sscanf fscanf parse_url urlencode urldecode rawurlencode rawurldecode readlink linkinfo link unlink exec system escapeshellcmd escapeshellarg passthru shell_exec proc_open proc_close rand srand getrandmax mt_rand mt_srand mt_getrandmax base64_decode base64_encode abs ceil floor round is_finite is_nan is_infinite bindec hexdec octdec decbin decoct dechex base_convert number_format fmod ip2long long2ip getenv putenv getopt microtime gettimeofday getrusage uniqid quoted_printable_decode set_time_limit get_cfg_var magic_quotes_runtime set_magic_quotes_runtime get_magic_quotes_gpc get_magic_quotes_runtime import_request_variables error_log serialize unserialize memory_get_usage var_dump var_export debug_zval_dump print_r highlight_file show_source highlight_string ini_get ini_get_all ini_set ini_alter ini_restore get_include_path set_include_path restore_include_path setcookie header headers_sent connection_aborted connection_status ignore_user_abort parse_ini_file is_uploaded_file move_uploaded_file intval floatval doubleval strval gettype settype is_null is_resource is_bool is_long is_float is_int is_integer is_double is_real is_numeric is_string is_array is_object is_scalar ereg ereg_replace eregi eregi_replace split spliti join sql_regcase dl pclose popen readfile rewind rmdir umask fclose feof fgetc fgets fgetss fread fopen fpassthru ftruncate fstat fseek ftell fflush fwrite fputs mkdir rename copy tempnam tmpfile file file_get_contents stream_select stream_context_create stream_context_set_params stream_context_set_option stream_context_get_options stream_filter_prepend stream_filter_append fgetcsv flock get_meta_tags stream_set_write_buffer set_file_buffer set_socket_blocking stream_set_blocking socket_set_blocking stream_get_meta_data stream_register_wrapper stream_wrapper_register stream_set_timeout socket_set_timeout socket_get_status realpath fnmatch fsockopen pfsockopen pack unpack get_browser crypt opendir closedir chdir getcwd rewinddir readdir dir glob fileatime filectime filegroup fileinode filemtime fileowner fileperms filesize filetype file_exists is_writable is_writeable is_readable is_executable is_file is_dir is_link stat lstat chown touch clearstatcache mail ob_start ob_flush ob_clean ob_end_flush ob_end_clean ob_get_flush ob_get_clean ob_get_length ob_get_level ob_get_status ob_get_contents ob_implicit_flush ob_list_handlers ksort krsort natsort natcasesort asort arsort sort rsort usort uasort uksort shuffle array_walk count end prev next reset current key min max in_array array_search extract compact array_fill range array_multisort array_push array_pop array_shift array_unshift array_splice array_slice array_merge array_merge_recursive array_keys array_values array_count_values array_reverse array_reduce array_pad array_flip array_change_key_case array_rand array_unique array_intersect array_intersect_assoc array_diff array_diff_assoc array_sum array_filter array_map array_chunk array_key_exists pos sizeof key_exists assert assert_options version_compare ftok str_rot13 aggregate session_name session_module_name session_save_path session_id session_regenerate_id session_decode session_register session_unregister session_is_registered session_encode session_start session_destroy session_unset session_set_save_handler session_cache_limiter session_cache_expire session_set_cookie_params session_get_cookie_params session_write_close preg_match preg_match_all preg_replace preg_replace_callback preg_split preg_quote preg_grep overload ctype_alnum ctype_alpha ctype_cntrl ctype_digit ctype_lower ctype_graph ctype_print ctype_punct ctype_space ctype_upper ctype_xdigit virtual apache_request_headers apache_note apache_lookup_uri apache_child_terminate apache_setenv apache_response_headers apache_get_version getallheaders mysql_connect mysql_pconnect mysql_close mysql_select_db mysql_create_db mysql_drop_db mysql_query mysql_unbuffered_query mysql_db_query mysql_list_dbs mysql_list_tables mysql_list_fields mysql_list_processes mysql_error mysql_errno mysql_affected_rows mysql_insert_id mysql_result mysql_num_rows mysql_num_fields mysql_fetch_row mysql_fetch_array mysql_fetch_assoc mysql_fetch_object mysql_data_seek mysql_fetch_lengths mysql_fetch_field mysql_field_seek mysql_free_result mysql_field_name mysql_field_table mysql_field_len mysql_field_type mysql_field_flags mysql_escape_string mysql_real_escape_string mysql_stat mysql_thread_id mysql_client_encoding mysql_get_client_info mysql_get_host_info mysql_get_proto_info mysql_get_server_info mysql_info mysql mysql_fieldname mysql_fieldtable mysql_fieldlen mysql_fieldtype mysql_fieldflags mysql_selectdb mysql_createdb mysql_dropdb mysql_freeresult mysql_numfields mysql_numrows mysql_listdbs mysql_listtables mysql_listfields mysql_db_name mysql_dbname mysql_tablename mysql_table_name pg_connect pg_pconnect pg_close pg_connection_status pg_connection_busy pg_connection_reset pg_host pg_dbname pg_port pg_tty pg_options pg_ping pg_query pg_send_query pg_cancel_query pg_fetch_result pg_fetch_row pg_fetch_assoc pg_fetch_array pg_fetch_object pg_fetch_all pg_affected_rows pg_get_result pg_result_seek pg_result_status pg_free_result pg_last_oid pg_num_rows pg_num_fields pg_field_name pg_field_num pg_field_size pg_field_type pg_field_prtlen pg_field_is_null pg_get_notify pg_get_pid pg_result_error pg_last_error pg_last_notice pg_put_line pg_end_copy pg_copy_to pg_copy_from pg_trace pg_untrace pg_lo_create pg_lo_unlink pg_lo_open pg_lo_close pg_lo_read pg_lo_write pg_lo_read_all pg_lo_import pg_lo_export pg_lo_seek pg_lo_tell pg_escape_string pg_escape_bytea pg_unescape_bytea pg_client_encoding pg_set_client_encoding pg_meta_data pg_convert pg_insert pg_update pg_delete pg_select pg_exec pg_getlastoid pg_cmdtuples pg_errormessage pg_numrows pg_numfields pg_fieldname pg_fieldsize pg_fieldtype pg_fieldnum pg_fieldprtlen pg_fieldisnull pg_freeresult pg_result pg_loreadall pg_locreate pg_lounlink pg_loopen pg_loclose pg_loread pg_lowrite pg_loimport pg_loexport http_response_code get_declared_traits getimagesizefromstring socket_import_stream stream_set_chunk_size trait_exists header_register_callback class_uses session_status session_register_shutdown echo print global static exit array empty eval isset unset die include require include_once require_once";
+  CodeMirror.registerHelper("hintWords", "php", [phpKeywords, phpAtoms, phpBuiltin].join(" ").split(" "));
+  CodeMirror.registerHelper("wordChars", "php", /[\\w$]/);
+
   var phpConfig = {
     name: "clike",
-    keywords: keywords("abstract and array as break case catch class clone const continue declare default " +
-                       "do else elseif enddeclare endfor endforeach endif endswitch endwhile extends final " +
-                       "for foreach function global goto if implements interface instanceof namespace " +
-                       "new or private protected public static switch throw trait try use var while xor " +
-                       "die echo empty exit eval include include_once isset list require require_once return " +
-                       "print unset __halt_compiler self static parent yield insteadof finally"),
+    helperType: "php",
+    keywords: keywords(phpKeywords),
     blockKeywords: keywords("catch do else elseif for foreach if switch try while finally"),
-    atoms: keywords("true false null TRUE FALSE NULL __CLASS__ __DIR__ __FILE__ __LINE__ __METHOD__ __FUNCTION__ __NAMESPACE__ __TRAIT__"),
-    builtin: keywords("func_num_args func_get_arg func_get_args strlen strcmp strncmp strcasecmp strncasecmp each error_reporting define defined trigger_error user_error set_error_handler restore_error_handler get_declared_classes get_loaded_extensions extension_loaded get_extension_funcs debug_backtrace constant bin2hex hex2bin sleep usleep time mktime gmmktime strftime gmstrftime strtotime date gmdate getdate localtime checkdate flush wordwrap htmlspecialchars htmlentities html_entity_decode md5 md5_file crc32 getimagesize image_type_to_mime_type phpinfo phpversion phpcredits strnatcmp strnatcasecmp substr_count strspn strcspn strtok strtoupper strtolower strpos strrpos strrev hebrev hebrevc nl2br basename dirname pathinfo stripslashes stripcslashes strstr stristr strrchr str_shuffle str_word_count strcoll substr substr_replace quotemeta ucfirst ucwords strtr addslashes addcslashes rtrim str_replace str_repeat count_chars chunk_split trim ltrim strip_tags similar_text explode implode setlocale localeconv parse_str str_pad chop strchr sprintf printf vprintf vsprintf sscanf fscanf parse_url urlencode urldecode rawurlencode rawurldecode readlink linkinfo link unlink exec system escapeshellcmd escapeshellarg passthru shell_exec proc_open proc_close rand srand getrandmax mt_rand mt_srand mt_getrandmax base64_decode base64_encode abs ceil floor round is_finite is_nan is_infinite bindec hexdec octdec decbin decoct dechex base_convert number_format fmod ip2long long2ip getenv putenv getopt microtime gettimeofday getrusage uniqid quoted_printable_decode set_time_limit get_cfg_var magic_quotes_runtime set_magic_quotes_runtime get_magic_quotes_gpc get_magic_quotes_runtime import_request_variables error_log serialize unserialize memory_get_usage var_dump var_export debug_zval_dump print_r highlight_file show_source highlight_string ini_get ini_get_all ini_set ini_alter ini_restore get_include_path set_include_path restore_include_path setcookie header headers_sent connection_aborted connection_status ignore_user_abort parse_ini_file is_uploaded_file move_uploaded_file intval floatval doubleval strval gettype settype is_null is_resource is_bool is_long is_float is_int is_integer is_double is_real is_numeric is_string is_array is_object is_scalar ereg ereg_replace eregi eregi_replace split spliti join sql_regcase dl pclose popen readfile rewind rmdir umask fclose feof fgetc fgets fgetss fread fopen fpassthru ftruncate fstat fseek ftell fflush fwrite fputs mkdir rename copy tempnam tmpfile file file_get_contents stream_select stream_context_create stream_context_set_params stream_context_set_option stream_context_get_options stream_filter_prepend stream_filter_append fgetcsv flock get_meta_tags stream_set_write_buffer set_file_buffer set_socket_blocking stream_set_blocking socket_set_blocking stream_get_meta_data stream_register_wrapper stream_wrapper_register stream_set_timeout socket_set_timeout socket_get_status realpath fnmatch fsockopen pfsockopen pack unpack get_browser crypt opendir closedir chdir getcwd rewinddir readdir dir glob fileatime filectime filegroup fileinode filemtime fileowner fileperms filesize filetype file_exists is_writable is_writeable is_readable is_executable is_file is_dir is_link stat lstat chown touch clearstatcache mail ob_start ob_flush ob_clean ob_end_flush ob_end_clean ob_get_flush ob_get_clean ob_get_length ob_get_level ob_get_status ob_get_contents ob_implicit_flush ob_list_handlers ksort krsort natsort natcasesort asort arsort sort rsort usort uasort uksort shuffle array_walk count end prev next reset current key min max in_array array_search extract compact array_fill range array_multisort array_push array_pop array_shift array_unshift array_splice array_slice array_merge array_merge_recursive array_keys array_values array_count_values array_reverse array_reduce array_pad array_flip array_change_key_case array_rand array_unique array_intersect array_intersect_assoc array_diff array_diff_assoc array_sum array_filter array_map array_chunk array_key_exists pos sizeof key_exists assert assert_options version_compare ftok str_rot13 aggregate session_name session_module_name session_save_path session_id session_regenerate_id session_decode session_register session_unregister session_is_registered session_encode session_start session_destroy session_unset session_set_save_handler session_cache_limiter session_cache_expire session_set_cookie_params session_get_cookie_params session_write_close preg_match preg_match_all preg_replace preg_replace_callback preg_split preg_quote preg_grep overload ctype_alnum ctype_alpha ctype_cntrl ctype_digit ctype_lower ctype_graph ctype_print ctype_punct ctype_space ctype_upper ctype_xdigit virtual apache_request_headers apache_note apache_lookup_uri apache_child_terminate apache_setenv apache_response_headers apache_get_version getallheaders mysql_connect mysql_pconnect mysql_close mysql_select_db mysql_create_db mysql_drop_db mysql_query mysql_unbuffered_query mysql_db_query mysql_list_dbs mysql_list_tables mysql_list_fields mysql_list_processes mysql_error mysql_errno mysql_affected_rows mysql_insert_id mysql_result mysql_num_rows mysql_num_fields mysql_fetch_row mysql_fetch_array mysql_fetch_assoc mysql_fetch_object mysql_data_seek mysql_fetch_lengths mysql_fetch_field mysql_field_seek mysql_free_result mysql_field_name mysql_field_table mysql_field_len mysql_field_type mysql_field_flags mysql_escape_string mysql_real_escape_string mysql_stat mysql_thread_id mysql_client_encoding mysql_get_client_info mysql_get_host_info mysql_get_proto_info mysql_get_server_info mysql_info mysql mysql_fieldname mysql_fieldtable mysql_fieldlen mysql_fieldtype mysql_fieldflags mysql_selectdb mysql_createdb mysql_dropdb mysql_freeresult mysql_numfields mysql_numrows mysql_listdbs mysql_listtables mysql_listfields mysql_db_name mysql_dbname mysql_tablename mysql_table_name pg_connect pg_pconnect pg_close pg_connection_status pg_connection_busy pg_connection_reset pg_host pg_dbname pg_port pg_tty pg_options pg_ping pg_query pg_send_query pg_cancel_query pg_fetch_result pg_fetch_row pg_fetch_assoc pg_fetch_array pg_fetch_object pg_fetch_all pg_affected_rows pg_get_result pg_result_seek pg_result_status pg_free_result pg_last_oid pg_num_rows pg_num_fields pg_field_name pg_field_num pg_field_size pg_field_type pg_field_prtlen pg_field_is_null pg_get_notify pg_get_pid pg_result_error pg_last_error pg_last_notice pg_put_line pg_end_copy pg_copy_to pg_copy_from pg_trace pg_untrace pg_lo_create pg_lo_unlink pg_lo_open pg_lo_close pg_lo_read pg_lo_write pg_lo_read_all pg_lo_import pg_lo_export pg_lo_seek pg_lo_tell pg_escape_string pg_escape_bytea pg_unescape_bytea pg_client_encoding pg_set_client_encoding pg_meta_data pg_convert pg_insert pg_update pg_delete pg_select pg_exec pg_getlastoid pg_cmdtuples pg_errormessage pg_numrows pg_numfields pg_fieldname pg_fieldsize pg_fieldtype pg_fieldnum pg_fieldprtlen pg_fieldisnull pg_freeresult pg_result pg_loreadall pg_locreate pg_lounlink pg_loopen pg_loclose pg_loread pg_lowrite pg_loimport pg_loexport http_response_code get_declared_traits getimagesizefromstring socket_import_stream stream_set_chunk_size trait_exists header_register_callback class_uses session_status session_register_shutdown echo print global static exit array empty eval isset unset die include require include_once require_once"),
+    atoms: keywords(phpAtoms),
+    builtin: keywords(phpBuiltin),
     multiLineStrings: true,
     hooks: {
       "$": function(stream) {
@@ -46,6 +130,24 @@
           return "comment";
         }
         return false;
+      },
+      '"': function(stream, state) {
+        if (!state.phpEncapsStack)
+          state.phpEncapsStack = [];
+        state.phpEncapsStack.push(0);
+        state.tokenize = stringWithEscapes;
+        return state.tokenize(stream, state);
+      },
+      "{": function(_stream, state) {
+        if (state.phpEncapsStack && state.phpEncapsStack.length > 0)
+          state.phpEncapsStack[state.phpEncapsStack.length - 1]++;
+        return false;
+      },
+      "}": function(_stream, state) {
+        if (state.phpEncapsStack && state.phpEncapsStack.length > 0)
+          if (--state.phpEncapsStack[state.phpEncapsStack.length - 1] == 0)
+            state.tokenize = stringWithEscapes;
+        return false;
       }
     }
   };
@@ -56,15 +158,15 @@
 
     function dispatch(stream, state) {
       var isPHP = state.curMode == phpMode;
-      if (stream.sol() && state.pending != '"') state.pending = null;
+      if (stream.sol() && state.pending && state.pending != '"' && state.pending != "'") state.pending = null;
       if (!isPHP) {
         if (stream.match(/^<\?\w*/)) {
           state.curMode = phpMode;
           state.curState = state.php;
           return "meta";
         }
-        if (state.pending == '"') {
-          while (!stream.eol() && stream.next() != '"') {}
+        if (state.pending == '"' || state.pending == "'") {
+          while (!stream.eol() && stream.next() != state.pending) {}
           var style = "string";
         } else if (state.pending && stream.pos < state.pending.end) {
           stream.pos = state.pending.end;
@@ -72,10 +174,10 @@
         } else {
           var style = htmlMode.token(stream, state.curState);
         }
-        state.pending = null;
-        var cur = stream.current(), openPHP = cur.search(/<\?/);
+        if (state.pending) state.pending = null;
+        var cur = stream.current(), openPHP = cur.search(/<\?/), m;
         if (openPHP != -1) {
-          if (style == "string" && /\"$/.test(cur) && !/\?>/.test(cur)) state.pending = '"';
+          if (style == "string" && (m = cur.match(/[\'\"]$/)) && !/\?>/.test(cur)) state.pending = m[0];
           else state.pending = {end: stream.pos, style: style};
           stream.backUp(cur.length - openPHP);
         }
@@ -117,7 +219,6 @@
         return state.curMode.indent(state.curState, textAfter);
       },
 
-      electricChars: "/{}:",
       blockCommentStart: "/*",
       blockCommentEnd: "*/",
       lineComment: "//",
@@ -129,4 +230,4 @@
   CodeMirror.defineMIME("application/x-httpd-php", "php");
   CodeMirror.defineMIME("application/x-httpd-php-open", {name: "php", startOpen: true});
   CodeMirror.defineMIME("text/x-php", phpConfig);
-})();
+});