@sequeljs/ast/dist/cjs/visitors/PostgreSQL.js

A SQL AST manager for JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const SelectStatement_1 = require("../nodes/SelectStatement");
const ToSQL_1 = require("./ToSQL");
class PostgreSQL extends ToSQL_1.default {
    groupingArrayOrGroupingElement(thing, col) {
        let collector = col;
        if (Array.isArray(thing.expr)) {
            collector.append('( ');
            collector = this.visit(thing.expr, collector);
            collector.append(' )');
        }
        else {
            collector = this.visit(thing.expr, collector);
        }
        return collector;
    }
    groupingParentheses(thing, col) {
        let collector = col;
        if (thing.expr instanceof SelectStatement_1.default) {
            collector.append('(');
            collector = this.visit(thing.expr, collector);
            collector.append(')');
        }
        else {
            collector = this.visit(thing.expr, collector);
        }
        return collector;
    }
    visitBindParam(thing, col) {
        let collector = col;
        collector = collector.addBind(thing.value, (i) => `$${i}`);
        return collector;
    }
    visitCube(thing, col) {
        let collector = col;
        collector.append('CUBE');
        collector = this.groupingArrayOrGroupingElement(thing, collector);
        return collector;
    }
    visitDistinctOn(thing, col) {
        let collector = col;
        collector.append('DISTINCT ON ( ');
        collector = this.visit(thing.expr, collector);
        collector.append(' )');
        return collector;
    }
    visitDoesNotMatch(thing, col) {
        let collector = col;
        const op = thing.caseSensitive ? ' NOT LIKE ' : ' NOT ILIKE ';
        collector = this.infixValue(thing, collector, op);
        if (thing.escape) {
            collector.append(' ESCAPE ');
            collector = this.visit(thing.escape, collector);
        }
        return collector;
    }
    visitGroupingElement(thing, col) {
        let collector = col;
        collector.append('( ');
        collector = this.visit(thing.expr, collector);
        collector.append(' )');
        return collector;
    }
    visitGroupingSet(thing, col) {
        let collector = col;
        collector.append('GROUPING SETS');
        collector = this.groupingArrayOrGroupingElement(thing, collector);
        return collector;
    }
    visitIsDistinctFrom(thing, col) {
        let collector = col;
        collector = this.visit(thing.left, collector);
        collector.append(' IS DISTINCT FROM ');
        collector = this.visit(thing.right, collector);
        return collector;
    }
    visitIsNotDistinctFrom(thing, col) {
        let collector = col;
        collector = this.visit(thing.left, collector);
        collector.append(' IS NOT DISTINCT FROM ');
        collector = this.visit(thing.right, collector);
        return collector;
    }
    visitLateral(thing, col) {
        let collector = col;
        collector.append('LATERAL ');
        collector = this.groupingParentheses(thing, collector);
        return collector;
    }
    visitMatches(thing, col) {
        let collector = col;
        const op = thing.caseSensitive ? ' LIKE ' : ' ILIKE ';
        collector = this.infixValue(thing, collector, op);
        if (thing.escape) {
            collector.append(' ESCAPE ');
            collector = this.visit(thing.escape, collector);
        }
        return collector;
    }
    visitNotRegexp(thing, col) {
        let collector = col;
        const op = thing.caseSensitive ? ' !~ ' : ' !~* ';
        collector = this.infixValue(thing, collector, op);
        return collector;
    }
    visitNullsFirst(thing, col) {
        return this.visit(thing.expr, col).append(' NULLS FIRST');
    }
    visitNullsLast(thing, col) {
        return this.visit(thing.expr, col).append(' NULLS LAST');
    }
    visitRegexp(thing, col) {
        let collector = col;
        const op = thing.caseSensitive ? ' ~ ' : ' ~* ';
        collector = this.infixValue(thing, collector, op);
        return collector;
    }
    visitRollUp(thing, col) {
        let collector = col;
        collector.append('ROLLUP');
        collector = this.groupingArrayOrGroupingElement(thing, collector);
        return collector;
    }
}
exports.default = PostgreSQL;
//# sourceMappingURL=PostgreSQL.js.map