{
  "id": "@typed/async-data#map",
  "canonicalId": "@typed/async-data#map",
  "symbol": {
    "id": "@typed/async-data#map",
    "packageName": "@typed/async-data",
    "moduleName": ".",
    "exportName": "map",
    "kind": "constant",
    "signatures": [
      "export declare const map: {\n    <A, B>(f: (a: A) => B): <E>(data: AsyncData<A, E>) => AsyncData<B, E>;\n    <A, E, B>(data: AsyncData<A, E>, f: (a: A) => B): AsyncData<B, E>;\n};"
    ],
    "summary": "Maps successful and every optimistic value while preserving state structure.",
    "sections": {
      "Why": "Value transformations should not erase progress, Causes, or optimistic rollback history. Cyclic history throws `TypeError`.",
      "Ownership and lifetime": "This pure transformation acquires no resources and returns new plain wrappers."
    },
    "examples": [
      {
        "language": "ts",
        "code": "import { map, success } from \"@typed/async-data\"\nconst state = map(success(2), (n) => n * 2)"
      }
    ],
    "relations": [],
    "source": {
      "file": "packages/async-data/src/index.ts",
      "line": 935
    },
    "since": "1.0.0",
    "category": "Value transformations"
  },
  "exposure": {
    "recordKind": "declaration",
    "id": "@typed/async-data#map",
    "packageName": "@typed/async-data",
    "packageVersion": "1.0.0-beta.7",
    "moduleName": ".",
    "consumerSpecifier": "@typed/async-data",
    "exportName": "map",
    "qualifiedName": "map",
    "declarationKey": "declaration:0ef83634de35ad8f9cb41c34",
    "family": "variable",
    "signatures": [
      "export declare const map: {\n    <A, B>(f: (a: A) => B): <E>(data: AsyncData<A, E>) => AsyncData<B, E>;\n    <A, E, B>(data: AsyncData<A, E>, f: (a: A) => B): AsyncData<B, E>;\n};"
    ],
    "sourceSpans": [
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 935,
          "column": 14
        },
        "end": {
          "line": 950,
          "column": 3
        }
      },
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 936,
          "column": 3
        },
        "end": {
          "line": 936,
          "column": 73
        }
      },
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 937,
          "column": 3
        },
        "end": {
          "line": 937,
          "column": 69
        }
      }
    ],
    "aliases": [],
    "isAlias": false,
    "static": false
  },
  "declaration": {
    "declarationKey": "declaration:0ef83634de35ad8f9cb41c34",
    "name": "map",
    "family": "variable",
    "facets": [
      {
        "family": "variable",
        "syntaxKind": "VariableDeclaration",
        "signatures": [
          "export declare const map: {\n    <A, B>(f: (a: A) => B): <E>(data: AsyncData<A, E>) => AsyncData<B, E>;\n    <A, E, B>(data: AsyncData<A, E>, f: (a: A) => B): AsyncData<B, E>;\n};"
        ],
        "typeParameters": [],
        "sourceSpans": [
          {
            "file": "packages/async-data/src/index.ts",
            "start": {
              "line": 935,
              "column": 14
            },
            "end": {
              "line": 950,
              "column": 3
            }
          }
        ],
        "static": false,
        "readonly": false,
        "optional": false
      },
      {
        "family": "call-signature",
        "syntaxKind": "CallSignature",
        "signatures": [
          "<A, B>(f: (a: A) => B): <E>(data: AsyncData<A, E>) => AsyncData<B, E>;",
          "<A, E, B>(data: AsyncData<A, E>, f: (a: A) => B): AsyncData<B, E>;"
        ],
        "typeParameters": [
          "A",
          "B",
          "E"
        ],
        "sourceSpans": [
          {
            "file": "packages/async-data/src/index.ts",
            "start": {
              "line": 936,
              "column": 3
            },
            "end": {
              "line": 936,
              "column": 73
            }
          },
          {
            "file": "packages/async-data/src/index.ts",
            "start": {
              "line": 937,
              "column": 3
            },
            "end": {
              "line": 937,
              "column": 69
            }
          }
        ],
        "static": false,
        "readonly": false,
        "optional": false
      }
    ],
    "signatures": [
      "export declare const map: {\n    <A, B>(f: (a: A) => B): <E>(data: AsyncData<A, E>) => AsyncData<B, E>;\n    <A, E, B>(data: AsyncData<A, E>, f: (a: A) => B): AsyncData<B, E>;\n};"
    ],
    "typeParameters": [
      "A",
      "B",
      "E"
    ],
    "summary": "Maps successful and every optimistic value while preserving state structure.",
    "sections": {
      "Why": "Value transformations should not erase progress, Causes, or optimistic rollback history. Cyclic history throws `TypeError`.",
      "Ownership and lifetime": "This pure transformation acquires no resources and returns new plain wrappers."
    },
    "examples": [
      {
        "language": "ts",
        "code": "import { map, success } from \"@typed/async-data\"\nconst state = map(success(2), (n) => n * 2)"
      }
    ],
    "sourceSpans": [
      {
        "file": "packages/async-data/src/index.ts",
        "start": {
          "line": 935,
          "column": 14
        },
        "end": {
          "line": 950,
          "column": 3
        }
      },
      {
        "file": "packages/async-data/src/index.ts",
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          "line": 936,
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        },
        "end": {
          "line": 936,
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        }
      },
      {
        "file": "packages/async-data/src/index.ts",
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          "line": 937,
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        },
        "end": {
          "line": 937,
          "column": 69
        }
      }
    ],
    "since": "1.0.0",
    "category": "Value transformations"
  }
}