private _compile()

in src/graph/FilterCreator.ts [48:70]

• 21 lines of code
• 12 McCabe index (conditional complexity)

    private _compile(filter: FilterExpression): string {
        if (filter == null || filter.length <= 1) {
            return "true";
        }

        const operator: FilterOperator = <FilterOperator>filter[0];
        const operation: string =
            operator === "==" ? this._compileComparisonOp("===", <string>filter[1], filter[2], false) :
                operator === "!=" ? this._compileComparisonOp("!==", <string>filter[1], filter[2], false) :
                    operator === ">" ||
                        operator === ">=" ||
                        operator === "<" ||
                        operator === "<=" ? this._compileComparisonOp(operator, <string>filter[1], filter[2], true) :
                        operator === "in" ?
                            this._compileInOp<FilterValue>(<string>filter[1], <FilterValue[]>filter.slice(2)) :
                            operator === "!in" ?
                                this._compileNegation(
                                    this._compileInOp<FilterValue>(<string>filter[1], <FilterValue[]>filter.slice(2))) :
                                operator === "all" ? this._compileLogicalOp(<FilterExpression[]>filter.slice(1), "&&") :
                                    "true";

        return "(" + operation + ")";
    }