How to use the monocle-ts.Optional.fromNullableProp function in monocle-ts
To help you get started, we’ve selected a few monocle-ts examples, based on popular ways it is used in public projects.
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unmock / unmock-js / packages / unmock-core / src / generator-experimental.ts View on Github 
.modify(oai => Optional.fromNullableProp()("paths")
.composeIso(objectToArray())
.composeTraversal(fromTraversable(array)())
.composeLens(valueLens())
.modify(pathItem => prunePathItem(req.method, pathItem)) (
{
...oai,
...(oai.paths ? {
paths: Object.entries(oai.paths)
.reduce((i, [n, o]) =>
({
...i,
...(
matches(
truncatePath(req.pathname, oai, req),
n,
o,const bodyFromResponse = (
schema: OpenAPIObject,
operation: Operation,
code: keyof Responses,
) =>
makeLensToResponseStartingFromOperation(schema, code)
.composeOptional(Optional.fromNullableProp()("content"))
.composeIso(objectToArray())
.composeOptional(firstElementOptional())
.composeLens(valueLens())
.composeOptional(Optional.fromNullableProp()("schema"))
.getOption(operation);monocle-ts
A porting of scala monocle library to TypeScript
