{
  "id": "@typed/async-data#flatMap",
  "canonicalId": "@typed/async-data#flatMap",
  "symbol": {
    "id": "@typed/async-data#flatMap",
    "packageName": "@typed/async-data",
    "moduleName": ".",
    "exportName": "flatMap",
    "kind": "constant",
    "signatures": [
      "export declare const flatMap: {\n    <A, B, E2>(f: (a: A, data: Success<A> | Optimistic<A, unknown>) => AsyncData<B, E2>): <E>(data: AsyncData<A, E>) => AsyncData<B, E | E2>;\n    <A, E, B, E2>(data: AsyncData<A, E>, f: (a: A, data: Success<A> | Optimistic<A, E>) => AsyncData<B, E2>): AsyncData<B, E | E2>;\n};"
    ],
    "summary": "Replaces a successful or outer optimistic value with another AsyncData value.",
    "sections": {
      "Why": "State-producing transformations can change both value and error types while non-value states pass through unchanged.",
      "Ownership and lifetime": "This pure transformation acquires no resources; ownership follows the AsyncData returned by the callback."
    },
    "examples": [
      {
        "language": "ts",
        "code": "import { flatMap, success } from \"@typed/async-data\"\nconst parsed = flatMap(success(\"2\"), (text) => success(Number(text)))"
      }
    ],
    "relations": [],
    "source": {
      "file": "packages/async-data/src/index.ts",
      "line": 967
    },
    "since": "1.0.0",
    "category": "Value transformations"
  },
  "exposure": {
    "recordKind": "declaration",
    "id": "@typed/async-data#flatMap",
    "packageName": "@typed/async-data",
    "packageVersion": "1.0.0-beta.13",
    "moduleName": ".",
    "consumerSpecifier": "@typed/async-data",
    "exportName": "flatMap",
    "qualifiedName": "flatMap",
    "declarationKey": "declaration:cf40e30baa3a28ac24dce085",
    "family": "variable",
    "signatures": [
      "export declare const flatMap: {\n    <A, B, E2>(f: (a: A, data: Success<A> | Optimistic<A, unknown>) => AsyncData<B, E2>): <E>(data: AsyncData<A, E>) => AsyncData<B, E | E2>;\n    <A, E, B, E2>(data: AsyncData<A, E>, f: (a: A, data: Success<A> | Optimistic<A, E>) => AsyncData<B, E2>): AsyncData<B, E | E2>;\n};"
    ],
    "sourceSpans": [
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        "start": {
          "line": 967,
          "column": 14
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        "end": {
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          "column": 3
        }
      },
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 968,
          "column": 3
        },
        "end": {
          "line": 970,
          "column": 57
        }
      },
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 971,
          "column": 3
        },
        "end": {
          "line": 974,
          "column": 27
        }
      }
    ],
    "aliases": [],
    "isAlias": false,
    "static": false
  },
  "declaration": {
    "declarationKey": "declaration:cf40e30baa3a28ac24dce085",
    "name": "flatMap",
    "family": "variable",
    "facets": [
      {
        "family": "variable",
        "syntaxKind": "VariableDeclaration",
        "signatures": [
          "export declare const flatMap: {\n    <A, B, E2>(f: (a: A, data: Success<A> | Optimistic<A, unknown>) => AsyncData<B, E2>): <E>(data: AsyncData<A, E>) => AsyncData<B, E | E2>;\n    <A, E, B, E2>(data: AsyncData<A, E>, f: (a: A, data: Success<A> | Optimistic<A, E>) => AsyncData<B, E2>): AsyncData<B, E | E2>;\n};"
        ],
        "typeParameters": [],
        "sourceSpans": [
          {
            "file": "packages/async-data/src/index.ts",
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              "line": 967,
              "column": 14
            },
            "end": {
              "line": 989,
              "column": 3
            }
          }
        ],
        "static": false,
        "readonly": false,
        "optional": false
      },
      {
        "family": "call-signature",
        "syntaxKind": "CallSignature",
        "signatures": [
          "<A, B, E2>(f: (a: A, data: Success<A> | Optimistic<A, unknown>) => AsyncData<B, E2>): <E>(data: AsyncData<A, E>) => AsyncData<B, E | E2>;",
          "<A, E, B, E2>(data: AsyncData<A, E>, f: (a: A, data: Success<A> | Optimistic<A, E>) => AsyncData<B, E2>): AsyncData<B, E | E2>;"
        ],
        "typeParameters": [
          "A",
          "B",
          "E2",
          "E"
        ],
        "sourceSpans": [
          {
            "file": "packages/async-data/src/index.ts",
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              "line": 968,
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              "column": 57
            }
          },
          {
            "file": "packages/async-data/src/index.ts",
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              "line": 971,
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            },
            "end": {
              "line": 974,
              "column": 27
            }
          }
        ],
        "static": false,
        "readonly": false,
        "optional": false
      }
    ],
    "signatures": [
      "export declare const flatMap: {\n    <A, B, E2>(f: (a: A, data: Success<A> | Optimistic<A, unknown>) => AsyncData<B, E2>): <E>(data: AsyncData<A, E>) => AsyncData<B, E | E2>;\n    <A, E, B, E2>(data: AsyncData<A, E>, f: (a: A, data: Success<A> | Optimistic<A, E>) => AsyncData<B, E2>): AsyncData<B, E | E2>;\n};"
    ],
    "typeParameters": [
      "A",
      "B",
      "E2",
      "E"
    ],
    "summary": "Replaces a successful or outer optimistic value with another AsyncData value.",
    "sections": {
      "Why": "State-producing transformations can change both value and error types while non-value states pass through unchanged.",
      "Ownership and lifetime": "This pure transformation acquires no resources; ownership follows the AsyncData returned by the callback."
    },
    "examples": [
      {
        "language": "ts",
        "code": "import { flatMap, success } from \"@typed/async-data\"\nconst parsed = flatMap(success(\"2\"), (text) => success(Number(text)))"
      }
    ],
    "sourceSpans": [
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      {
        "file": "packages/async-data/src/index.ts",
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        "end": {
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      },
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 971,
          "column": 3
        },
        "end": {
          "line": 974,
          "column": 27
        }
      }
    ],
    "since": "1.0.0",
    "category": "Value transformations"
  }
}