jsii-pacmak
Version:
A code generation framework for jsii backend languages
35 lines • 1.49 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.emitArguments = void 0;
const util_1 = require("./util");
/**
* Packages arguments such that they can be sent correctly to the jsii runtime
* library.
*
* @returns the expression to use in place of the arguments for the jsii
* runtime library call.
*/
function emitArguments(code, parameters, returnVarName) {
const argsList = parameters.map((param) => param.name);
if (argsList.length === 0) {
return undefined;
}
if (parameters[parameters.length - 1].isVariadic) {
// For variadic methods, we must build up the []interface{} slice by hand,
// as there would not be any implicit conversion happening when passing
// the variadic argument as a splat to the append function...
const head = argsList.slice(0, argsList.length - 1);
const tail = argsList[argsList.length - 1];
const variable = (0, util_1.slugify)('args', [...argsList, returnVarName]);
const elt = (0, util_1.slugify)('a', [variable]);
code.line(`${variable} := []interface{}{${head.join(', ')}}`);
code.openBlock(`for _, ${elt} := range ${tail}`);
code.line(`${variable} = append(${variable}, ${elt})`);
code.closeBlock();
code.line();
return variable;
}
return `[]interface{}{${argsList.join(', ')}}`;
}
exports.emitArguments = emitArguments;
//# sourceMappingURL=emit-arguments.js.map