@aws/pdk
Version:
All documentation is located at: https://aws.github.io/aws-pdk
51 lines • 7.06 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.addCustomSynthesis = addCustomSynthesis;
exports.constructInfoFromConstruct = constructInfoFromConstruct;
/**
* Symbol for accessing jsii runtime information
*
* Introduced in jsii 1.19.0, cdk 1.90.0.
*
* @see https://github.com/aws/aws-cdk/blob/cea1039e3664fdfa89c6f00cdaeb1a0185a12678/packages/%40aws-cdk/core/lib/private/runtime-info.ts#L17
*
* @internal
*/
const JSII_RUNTIME_SYMBOL = Symbol.for("jsii.rtti");
/**
* Symbol to identify custom cdk synthesis method.
*
* @internal
*/
const CUSTOM_SYNTHESIS_SYM = Symbol.for("@aws-cdk/core:customSynthesis");
/**
* Cdk internal function for mapping construct synthesis property
* for custom synthesis handling.
*
* @internal
*/
function addCustomSynthesis(construct, synthesis) {
Object.defineProperty(construct, CUSTOM_SYNTHESIS_SYM, {
value: synthesis,
enumerable: false,
});
}
/**
* Retrieve {@link ConstructInfo} for a {@link IConstruct}
* @see https://github.com/aws/aws-cdk/blob/cea1039e3664fdfa89c6f00cdaeb1a0185a12678/packages/%40aws-cdk/core/lib/private/runtime-info.ts#L46
*/
function constructInfoFromConstruct(construct) {
const jsiiRuntimeInfo = Object.getPrototypeOf(construct).constructor[JSII_RUNTIME_SYMBOL];
if (typeof jsiiRuntimeInfo === "object" &&
jsiiRuntimeInfo !== null &&
typeof jsiiRuntimeInfo.fqn === "string" &&
typeof jsiiRuntimeInfo.version === "string") {
return { fqn: jsiiRuntimeInfo.fqn, version: jsiiRuntimeInfo.version };
}
else if (jsiiRuntimeInfo) {
// There is something defined, but doesn't match our expectations. Fail fast and hard.
throw new Error(`malformed jsii runtime info for construct: '${construct.node.path}'`);
}
return undefined;
}
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lvbnMuIEZhaWwgZmFzdCBhbmQgaGFyZC5cbiAgICB0aHJvdyBuZXcgRXJyb3IoXG4gICAgICBgbWFsZm9ybWVkIGpzaWkgcnVudGltZSBpbmZvIGZvciBjb25zdHJ1Y3Q6ICcke2NvbnN0cnVjdC5ub2RlLnBhdGh9J2BcbiAgICApO1xuICB9XG4gIHJldHVybiB1bmRlZmluZWQ7XG59XG4iXX0=