@neo-one/smart-contract-compiler/compile/builtins/array/filter.js

NEO•ONE TypeScript smart contract compiler.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const ts_utils_1 = require("@neo-one/ts-utils");
const typescript_1 = tslib_1.__importDefault(require("typescript"));
const BuiltinInstanceMemberCall_1 = require("../BuiltinInstanceMemberCall");
class ArrayFilter extends BuiltinInstanceMemberCall_1.BuiltinInstanceMemberCall {
    canCall(_sb, _func, node) {
        return typescript_1.default.isCallExpression(node) && ts_utils_1.tsUtils.argumented.getArguments(node).length === 1;
    }
    emitCall(sb, func, node, optionsIn, visited) {
        const options = sb.pushValueOptions(optionsIn);
        if (!visited && (typescript_1.default.isPropertyAccessExpression(func) || typescript_1.default.isElementAccessExpression(func))) {
            sb.visit(ts_utils_1.tsUtils.expression.getExpression(func), options);
        }
        if (ts_utils_1.tsUtils.argumented.getArguments(node).length < 1) {
            return;
        }
        sb.emitHelper(node, options, sb.helpers.unwrapArray);
        sb.visit(ts_utils_1.tsUtils.argumented.getArguments(node)[0], options);
        sb.emitHelper(node, options, sb.helpers.arrFilterFunc);
        if (optionsIn.pushValue) {
            sb.emitHelper(node, options, sb.helpers.wrapArray);
        }
        else {
            sb.emitOp(node, 'DROP');
        }
    }
}
exports.ArrayFilter = ArrayFilter;

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