forked from verdnatura/hedera-web
86 lines
1.1 KiB
JavaScript
86 lines
1.1 KiB
JavaScript
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var Expr = require('./expr');
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var ListHolder = require('./list-holder');
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/**
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* The equivalent of a SQL operation between exprs.
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*
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* @param {Array#Expr} exprs Array with the exprs
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* @param {Type} type The type of the operation
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*/
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var Klass = new Class();
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module.exports = Klass;
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var Type = {
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EQUAL : 0
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,LIKE : 1
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,AND : 2
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,OR : 3
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,REGEXP : 4
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,LOWER : 5
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,UPPER : 6
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,LE : 7
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,UE : 8
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,PLUS : 9
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,MINUS : 10
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,MULT : 11
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,DIV : 12
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,NE : 13
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,MOD : 14
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};
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var Operators = [
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'='
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,'LIKE'
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,'AND'
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,'OR'
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,'REGEXP'
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,'<'
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,'>'
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,'<='
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,'>='
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,'+'
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,'-'
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,'*'
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,'/'
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,'<>'
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,'MOD'
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];
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Klass.extend({
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Type: Type
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,Operators: Operators
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});
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Klass.implement({
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Extends: Expr
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,Implements: ListHolder
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,Tag: 'sql-operation'
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,Properties: {
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type: {
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enumType: Type
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,value: -1
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},
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target: {
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type: String
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,value: null
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},
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exprs: {
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type: Array
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,set(x) {
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this.list = x;
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}
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,get() {
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return this.list;
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}
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}
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}
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,render(params) {
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var operator = ' '+ Operators[this.type] +' ';
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return '('
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+ this.renderListWs(this.list, params, operator)
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+ ')';
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}
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});
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