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- // Licensed to Cloudera, Inc. under one
- // or more contributor license agreements. See the NOTICE file
- // distributed with this work for additional information
- // regarding copyright ownership. Cloudera, Inc. licenses this file
- // to you under the Apache License, Version 2.0 (the
- // "License"); you may not use this file except in compliance
- // with the License. You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- (function () {
- function forEach(arr, f) {
- for (var i = 0, e = arr.length; i < e; ++i) f(arr[i]);
- }
- function arrayContains(arr, item) {
- if (!Array.prototype.indexOf) {
- var i = arr.length;
- while (i--) {
- if (arr[i] === item) {
- return true;
- }
- }
- return false;
- }
- return arr.indexOf(item) != -1;
- }
- function scriptHint(editor, _keywords, getToken) {
- // Find the token at the cursor
- var cur = editor.getCursor(), token = getToken(editor, cur), tprop = token;
- // If it's not a 'word-style' or dot token, ignore the token.
- if (!/^[\.\w$_]*$/.test(token.string)) {
- token = tprop = {start: cur.ch, end: cur.ch, string: "", state: token.state,
- className: token.string == "." ? "impalasql-type" : null};
- }
- if (!context) var context = [];
- context.push(tprop);
- var completionList = getCompletions(token, context);
- //prevent autocomplete for last word, instead show dropdown with one word
- if (completionList.length == 1) {
- completionList.push(" ");
- }
- return {list: completionList,
- from: CodeMirror.Pos(cur.line, token.start),
- to: CodeMirror.Pos(cur.line, token.end)};
- }
- CodeMirror.catalogTables = "";
- CodeMirror.catalogFields = "";
- CodeMirror.possibleTable = false;
- CodeMirror.possibleSoloField = false;
- CodeMirror.tableFieldMagic = false;
- CodeMirror.impalaSQLHint = function (editor) {
- return scriptHint(editor, impalaSQLKeywordsU, function (e, cur) {
- return e.getTokenAt(cur);
- });
- };
- var impalaSQLKeywords = "ALL AND AS BY CASE COMMENT CREATE DATABASE DATABASES DELIMITED DESCRIBE DISTINCT DROP EXISTS EXPLAIN EXTERNAL FIELDS FORMAT FROM GROUP HAVING IF INSERT INTO JOIN LIKE LIMIT LINES LOCATION NOT OR ORDER OVERWRITE PARTITIONED REFRESH ROW SCHEMA SCHEMAS SELECT SHOW STORED TABLE TABLES TERMINATED UNION USE WHEN WHERE INVALIDATE METADATA";
- var impalaSQLKeywordsU = impalaSQLKeywords.split(" ");
- var impalaSQLKeywordsL = impalaSQLKeywords.toLowerCase().split(" ");
- var impalaSQLKeywordsAfterTables = "JOIN ON WHERE";
- var impalaSQLKeywordsAfterTablesU = impalaSQLKeywordsAfterTables.split(" ");
- var impalaSQLKeywordsAfterTablesL = impalaSQLKeywordsAfterTables.toLowerCase().split(" ");
- var impalaSQLTypes = "TINYINT SMALLINT INT BIGINT BOOLEAN FLOAT DOUBLE STRING TIMESTAMP PARQUETFILE SEQUENCEFILE TEXTFILE RCFILE";
- var impalaSQLTypesU = impalaSQLTypes.split(" ");
- var impalaSQLTypesL = impalaSQLTypes.toLowerCase().split(" ");
- var impalaSQLBuiltins = "ABS ACOS ASCII ASIN ATAN AVG BIN CAST CEIL CEILING COALESCE CONCAT CONCAT_WS COUNT CONV COS DATE_ADD DATE_SUB DATEDIFF DAY DAYNAME DAYOFMONTH DAYOFWEEK DEGREES E EXP FIND_IN_SET FLOOR FNV_HASH FROM_UNIXTIME FROM_UTC_TIMESTAMP GREATEST GROUP_CONCAT HEX HOUR IF INITCAP INSTR ISNULL LCASE LEAST LENGTH LN LOCATE LOG LOG10 LOG2 LOWER LPAD LTRIM MAX MIN MINUTE MONTH NDV NEGATIVE NOW NVL PARSE_URL PI PMOD POSITIVE POW POWER QUOTIENT RADIANS RAND REGEXP_EXTRACT REPEAT REVERSE ROUND RPAD RTRIM SECOND SIGN SIN SPACE SQRT SUBSTR SUBSTRING SUM TAN TO_DATE TO_UTC_TIMESTAMP TRANSLATE TRIM UCASE UNHEX UNIX_TIMESTAMP UPPER USER WEEKOFYEAR YEAR";
- var impalaSQLBuiltinsU = impalaSQLBuiltins.split(" ").join("() ").split(" ");
- var impalaSQLBuiltinsL = impalaSQLBuiltins.toLowerCase().split(" ").join("() ").split(" ");
- function getCompletions(token, context) {
- var catalogTablesL = CodeMirror.catalogTables.toLowerCase().split(" ");
- var catalogFieldsL = CodeMirror.catalogFields.toLowerCase().split(" ");
- var found = [], start = token.string, extraFound = [];
- function maybeAdd(str) {
- if (str.indexOf(start) == 0 && !arrayContains(found, str)) found.push(str);
- }
- function maybeAddToExtra(str) {
- var _match = str;
- if (_match.indexOf("fa-magic") > -1) {
- _match = _match.substring(_match.indexOf("FROM ") + 5);
- }
- if (_match.indexOf(start) == 0 && !arrayContains(found, str)) extraFound.push(str);
- }
- function gatherCompletions(obj) {
- if (obj.indexOf(".") == 0) {
- forEach(catalogFieldsL, maybeAdd);
- }
- else {
- if (!CodeMirror.possibleTable) {
- if (CodeMirror.tableFieldMagic) {
- var _specialCatalogTablesL = CodeMirror.catalogTables.toLowerCase().split(" ");
- for (var i = 0; i < _specialCatalogTablesL.length; i++) {
- _specialCatalogTablesL[i] = "<i class='fa fa-magic'></i> FROM " + _specialCatalogTablesL[i];
- }
- forEach(_specialCatalogTablesL, maybeAddToExtra);
- }
- if (CodeMirror.possibleSoloField) {
- forEach(catalogFieldsL, maybeAddToExtra);
- }
- forEach(impalaSQLBuiltinsU, maybeAdd);
- forEach(impalaSQLBuiltinsL, maybeAdd);
- forEach(impalaSQLTypesU, maybeAdd);
- forEach(impalaSQLTypesL, maybeAdd);
- forEach(impalaSQLKeywordsU, maybeAdd);
- forEach(impalaSQLKeywordsL, maybeAdd);
- }
- else {
- forEach(catalogTablesL, maybeAddToExtra);
- forEach(impalaSQLKeywordsAfterTablesU, maybeAdd);
- forEach(impalaSQLKeywordsAfterTablesL, maybeAdd);
- }
- }
- }
- if (context) {
- // If this is a property, see if it belongs to some object we can
- // find in the current environment.
- var obj = context.pop(), base;
- base = obj.string;
- while (base != null && context.length)
- base = base[context.pop().string];
- if (base != null) gatherCompletions(base);
- }
- return extraFound.sort().concat(found.sort());
- }
- })();
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