@neo-one/smart-contract-compiler/contract/getContractProperties.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 constants_1 = require("../constants");
const DiagnosticCode_1 = require("../DiagnosticCode");
const DiagnosticMessage_1 = require("../DiagnosticMessage");
exports.getContractProperties = (context, smartContract) => {
    const type = context.analysis.getType(smartContract);
    const name = ts_utils_1.tsUtils.node.getName(smartContract);
    const defaultContractProperties = Object.assign({}, constants_1.DEFAULT_CONTRACT_PROPERTIES, { name: name === undefined ? constants_1.DEFAULT_CONTRACT_PROPERTIES.name : name });
    if (type === undefined) {
        return defaultContractProperties;
    }
    const properties = ts_utils_1.tsUtils.type_
        .getProperties(type)
        .find((symbol) => ts_utils_1.tsUtils.symbol.getName(symbol) === constants_1.ContractPropertyName.properties);
    if (properties === undefined) {
        return defaultContractProperties;
    }
    const decls = ts_utils_1.tsUtils.symbol
        .getDeclarations(properties)
        .filter(typescript_1.default.isPropertyDeclaration)
        .filter((prop) => ts_utils_1.tsUtils.initializer.getInitializer(prop) !== undefined);
    if (decls.length === 0) {
        return defaultContractProperties;
    }
    if (decls.length !== 1) {
        context.reportError(smartContract, DiagnosticCode_1.DiagnosticCode.InvalidContractProperties, DiagnosticMessage_1.DiagnosticMessage.InvalidContractPropertiesInitializer);
        return defaultContractProperties;
    }
    const decl = decls[0];
    const initializer = ts_utils_1.tsUtils.initializer.getInitializerOrThrow(decl);
    if (!typescript_1.default.isObjectLiteralExpression(initializer)) {
        context.reportError(smartContract, DiagnosticCode_1.DiagnosticCode.InvalidContractProperties, DiagnosticMessage_1.DiagnosticMessage.InvalidContractPropertiesInitializer);
        return defaultContractProperties;
    }
    const contract = {};
    for (const property of ts_utils_1.tsUtils.object_.getProperties(initializer)) {
        if (!typescript_1.default.isPropertyAssignment(property)) {
            context.reportError(property, DiagnosticCode_1.DiagnosticCode.InvalidContractProperties, DiagnosticMessage_1.DiagnosticMessage.InvalidContractPropertiesInitializer);
            return defaultContractProperties;
        }
        const key = ts_utils_1.tsUtils.node.getName(property);
        const value = ts_utils_1.tsUtils.initializer.getInitializer(property);
        if (!typescript_1.default.isLiteralExpression(value)) {
            context.reportError(value, DiagnosticCode_1.DiagnosticCode.InvalidContractProperties, DiagnosticMessage_1.DiagnosticMessage.InvalidContractPropertiesInitializer);
            return defaultContractProperties;
        }
        contract[key] = ts_utils_1.tsUtils.literal.getLiteralValue(value);
    }
    return Object.assign({}, defaultContractProperties, contract);
};

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