druid/web-console/script/create-sql-function-doc.js

100 lines
3.3 KiB
JavaScript
Executable File

#!/usr/bin/env node
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.
*/
const fs = require('fs-extra');
const readfile = '../docs/querying/sql.md';
const writefile = 'lib/sql-function-doc.ts';
const readDoc = async () => {
const data = await fs.readFile(readfile, 'utf-8');
const lines = data.split('\n');
const functionDocs = [];
const dataTypeDocs = [];
for (let line of lines) {
const functionMatch = line.match(/^\|`(.+\(.*\))`\|(.+)\|$/);
if (functionMatch) {
functionDocs.push({
syntax: functionMatch[1],
description: functionMatch[2],
});
}
const dataTypeMatch = line.match(/^\|([A-Z]+)\|([A-Z]+)\|(.*)\|(.*)\|$/);
if (dataTypeMatch) {
dataTypeDocs.push({
syntax: dataTypeMatch[1],
description: dataTypeMatch[4] || `Druid runtime type: ${dataTypeMatch[2]}`,
});
}
}
// Make sure there are at least 10 functions for sanity
if (functionDocs.length < 10) {
throw new Error(
`Did not find enough function entries did the structure of '${readfile}' change? (found ${functionDocs.length})`,
);
}
// Make sure there are at least 5 data types for sanity
if (dataTypeDocs.length < 10) {
throw new Error(
`Did not find enough data type entries did the structure of '${readfile}' change? (found ${dataTypeDocs.length})`,
);
}
const content = `/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.
*/
// This file is auto generated and should not be modified
export interface SyntaxDescription {
syntax: string;
description: string;
}
// prettier-ignore
export const SQL_FUNCTIONS: SyntaxDescription[] = ${JSON.stringify(functionDocs, null, 2)};
// prettier-ignore
export const SQL_DATE_TYPES: SyntaxDescription[] = ${JSON.stringify(dataTypeDocs, null, 2)};
`;
await fs.writeFile(writefile, content, 'utf-8');
};
readDoc();