node-sql-parser
Version:
simple node sql parser
83 lines (82 loc) • 3.63 kB
JavaScript
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports", "./alter", "./analyze", "./create", "./comment", "./explain", "./select", "./delete", "./update", "./insert", "./command", "./exec", "./expr", "./limit", "./proc", "./transaction", "./show", "./util"], factory);
} else if (typeof exports !== "undefined") {
factory(exports, require("./alter"), require("./analyze"), require("./create"), require("./comment"), require("./explain"), require("./select"), require("./delete"), require("./update"), require("./insert"), require("./command"), require("./exec"), require("./expr"), require("./limit"), require("./proc"), require("./transaction"), require("./show"), require("./util"));
} else {
var mod = {
exports: {}
};
factory(mod.exports, global.alter, global.analyze, global.create, global.comment, global.explain, global.select, global._delete, global.update, global.insert, global.command, global.exec, global.expr, global.limit, global.proc, global.transaction, global.show, global.util);
global.union = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _alter, _analyze, _create, _comment, _explain, _select, _delete, _update, _insert, _command, _exec, _expr, _limit2, _proc, _transaction, _show, _util) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.multipleToSQL = multipleToSQL;
_exports.unionToSQL = unionToSQL;
const typeToSQLFn = {
alter: _alter.alterToSQL,
analyze: _analyze.analyzeToSQL,
attach: _analyze.attachToSQL,
create: _create.createToSQL,
comment: _comment.commentOnToSQL,
select: _select.selectToSQL,
deallocate: _command.deallocateToSQL,
delete: _delete.deleteToSQL,
exec: _exec.execToSQL,
execute: _command.executeToSQL,
explain: _explain.explainToSQL,
for: _command.forLoopToSQL,
update: _update.updateToSQL,
if: _command.ifToSQL,
insert: _insert.insertToSQL,
drop: _command.commonCmdToSQL,
truncate: _command.commonCmdToSQL,
replace: _insert.insertToSQL,
declare: _command.declareToSQL,
use: _command.useToSQL,
rename: _command.renameToSQL,
call: _command.callToSQL,
desc: _command.descToSQL,
set: _command.setVarToSQL,
lock: _command.lockUnlockToSQL,
unlock: _command.lockUnlockToSQL,
show: _show.showToSQL,
grant: _command.grantAndRevokeToSQL,
revoke: _command.grantAndRevokeToSQL,
proc: _proc.procToSQL,
raise: _command.raiseToSQL,
transaction: _transaction.transactionToSQL
};
function unionToSQL(stmt) {
if (!stmt) return '';
const fun = typeToSQLFn[stmt.type];
const {
_parentheses,
_orderby,
_limit
} = stmt;
const res = [_parentheses && '(', fun(stmt)];
while (stmt._next) {
const nextFun = typeToSQLFn[stmt._next.type];
const unionKeyword = (0, _util.toUpper)(stmt.set_op);
res.push(unionKeyword, nextFun(stmt._next));
stmt = stmt._next;
}
res.push(_parentheses && ')', (0, _expr.orderOrPartitionByToSQL)(_orderby, 'order by'), (0, _limit2.limitToSQL)(_limit));
return res.filter(_util.hasVal).join(' ');
}
function multipleToSQL(stmt) {
const res = [];
for (let i = 0, len = stmt.length; i < len; ++i) {
const astInfo = stmt[i] && stmt[i].ast ? stmt[i].ast : stmt[i];
let sql = unionToSQL(astInfo);
if (i === len - 1 && astInfo.type === 'transaction') sql = `${sql} ;`;
res.push(sql);
}
return res.join(' ; ');
}
});