next.js/turbopack/crates/turbopack-ecmascript/tests/tree-shaker/analyzer/tla-1/output.md

Items

Count: 5

Item 1: Stmt 0, Normal

await Promise.resolve();

• Side effects

Item 2: Stmt 1, VarDeclarator(0)

export const effects = [];

• Declares: effects
• Write: effects

Item 3: Stmt 2, Normal

export function effect(name) {
    effects.push(name);
}

• Hoisted
• Declares: effect
• Reads (eventual): effects
• Write: effect
• Write (eventual): effects

Phase 1

graph TD
    Item1;
    Item2;
    Item3;
    Item4;
    Item4["export effects"];
    Item5;
    Item5["export effect"];

Phase 2

graph TD
    Item1;
    Item2;
    Item3;
    Item4;
    Item4["export effects"];
    Item5;
    Item5["export effect"];
    Item4 --> Item2;
    Item5 --> Item3;

Phase 3

graph TD
    Item1;
    Item2;
    Item3;
    Item4;
    Item4["export effects"];
    Item5;
    Item5["export effect"];
    Item4 --> Item2;
    Item5 --> Item3;
    Item3 --> Item2;
    Item3 -.-> Item4;

Phase 4

graph TD
    Item1;
    Item2;
    Item3;
    Item4;
    Item4["export effects"];
    Item5;
    Item5["export effect"];
    Item4 --> Item2;
    Item5 --> Item3;
    Item3 --> Item2;
    Item3 -.-> Item4;

Final

graph TD
    N0["Items: [ItemId(1, VarDeclarator(0)), ItemId(2, Normal), ItemId(Export(("effect", #2), "effect")), ItemId(Export(("effects", #2), "effects"))]"];
    N1["Items: [ItemId(0, Normal)]"];

Entrypoints

{
    ModuleEvaluation: 1,
    Export(
        "effect",
    ): 0,
    Export(
        "effects",
    ): 0,
    Exports: 2,
}

Modules (dev)

Part 0

const effects = [];
function effect(name) {
    effects.push(name);
}
export { effect };
export { effects };
export { effects as a } from "__TURBOPACK_VAR__" assert {
    __turbopack_var__: true
};
export { effect as b } from "__TURBOPACK_VAR__" assert {
    __turbopack_var__: true
};

Part 1

await Promise.resolve();
export { };

Part 2

export { effect } from "__TURBOPACK_PART__" assert {
    __turbopack_part__: "export effect"
};
export { effects } from "__TURBOPACK_PART__" assert {
    __turbopack_part__: "export effects"
};

Merged (module eval)

await Promise.resolve();
export { };

Entrypoints

{
    ModuleEvaluation: 3,
    Export(
        "effect",
    ): 1,
    Export(
        "effects",
    ): 2,
    Exports: 4,
}

Modules (prod)

Part 0

const effects = [];
export { effects as a } from "__TURBOPACK_VAR__" assert {
    __turbopack_var__: true
};

Part 1

import { a as effects } from "__TURBOPACK_PART__" assert {
    __turbopack_part__: -0
};
function effect(name) {
    effects.push(name);
}
export { effect };
export { effect as b } from "__TURBOPACK_VAR__" assert {
    __turbopack_var__: true
};

Part 2

import { a as effects } from "__TURBOPACK_PART__" assert {
    __turbopack_part__: -0
};
export { effects };

Part 3

await Promise.resolve();
export { };

Part 4

export { effect } from "__TURBOPACK_PART__" assert {
    __turbopack_part__: "export effect"
};
export { effects } from "__TURBOPACK_PART__" assert {
    __turbopack_part__: "export effects"
};

Merged (module eval)

await Promise.resolve();
export { };