ts-json-schema-generator
Version:
Generate JSON schema from your Typescript sources
35 lines • 1.59 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.PrefixUnaryExpressionNodeParser = void 0;
const ts = require("typescript");
const LiteralType_1 = require("../Type/LiteralType");
class PrefixUnaryExpressionNodeParser {
constructor(childNodeParser) {
this.childNodeParser = childNodeParser;
}
supportsNode(node) {
return node.kind === ts.SyntaxKind.PrefixUnaryExpression;
}
createType(node, context) {
const operand = this.childNodeParser.createType(node.operand, context);
if (operand instanceof LiteralType_1.LiteralType) {
switch (node.operator) {
case ts.SyntaxKind.PlusToken:
return new LiteralType_1.LiteralType(+operand.getValue());
case ts.SyntaxKind.MinusToken:
return new LiteralType_1.LiteralType(-operand.getValue());
case ts.SyntaxKind.TildeToken:
return new LiteralType_1.LiteralType(~operand.getValue());
case ts.SyntaxKind.ExclamationToken:
return new LiteralType_1.LiteralType(!operand.getValue());
default:
throw new Error(`Unsupported prefix unary operator: ${node.operator}`);
}
}
else {
throw new Error(`Expected operand to be "LiteralType" but is "${operand ? operand.constructor.name : operand}"`);
}
}
}
exports.PrefixUnaryExpressionNodeParser = PrefixUnaryExpressionNodeParser;
//# sourceMappingURL=PrefixUnaryExpressionNodeParser.js.map