@neo-one/smart-contract-compiler/dist/esm/compile/expression/IdentifierCompiler.js

NEO•ONE TypeScript smart contract compiler.

import { tsUtils } from '@neo-one/ts-utils';
import ts from 'typescript';
import { DiagnosticCode } from '../../DiagnosticCode';
import { DiagnosticMessage } from '../../DiagnosticMessage';
import { isBuiltinNew, isBuiltinValue } from '../builtins';
import { NodeCompiler } from '../NodeCompiler';
export class IdentifierCompiler extends NodeCompiler {
    constructor() {
        super(...arguments);
        this.kind = ts.SyntaxKind.Identifier;
    }
    visitNode(sb, expr, options) {
        const builtin = sb.context.builtins.getValue(expr);
        if (builtin !== undefined) {
            if (!isBuiltinValue(builtin)) {
                if ((isBuiltinNew(builtin) && options.superClass !== undefined) ||
                    sb.context.builtins.isValue(expr, 'one0') ||
                    sb.context.builtins.isValue(expr, 'one1')) {
                    sb.context.reportError(expr, DiagnosticCode.InvalidBuiltinReference, DiagnosticMessage.CannotReferenceBuiltin);
                }
                if (options.pushValue) {
                    sb.emitHelper(expr, options, sb.helpers.wrapUndefined);
                }
                return;
            }
            builtin.emitValue(sb, expr, options);
            return;
        }
        const symbol = sb.context.analysis.getSymbol(expr);
        if (symbol !== undefined && tsUtils.symbol.isArgumentsSymbol(sb.context.typeChecker, symbol)) {
            sb.context.reportError(expr, DiagnosticCode.InvalidBuiltinReference, DiagnosticMessage.CannotReferenceBuiltin);
            return;
        }
        if (options.setValue) {
            sb.scope.set(sb, expr, sb.noSetValueOptions(options), expr.getText());
        }
        if (options.pushValue) {
            if (tsUtils.identifier.isUndefined(expr)) {
                sb.emitHelper(expr, options, sb.helpers.wrapUndefined);
            }
            else {
                sb.scope.get(sb, expr, options, expr.getText());
            }
        }
    }
}

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