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Update writing-module-handlers.md #244

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Jul 5, 2023
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Update writing-module-handlers.md #244

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Update writing-module-handlers.md
Data-Nexus Jul 5, 2023
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maoueh Jul 5, 2023
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8 changes: 4 additions & 4 deletions docs/developers-guide/modules/writing-module-handlers.md
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Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,7 @@ const TRACKED_CONTRACT: [u8; 20] = hex!("bc4ca0eda7647a8ab7c2061c2e118a18a936f13
```
{% endcode %}

Define the `map` module.
Define the `map` module in the substreams manifest.
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{% code title="manifest excerpt" %}
```yaml
Expand Down Expand Up @@ -160,7 +160,7 @@ fn map_transfers(blk: eth::Block) -> Result<erc721::Transfers, substreams::error
```
{% endcode %}

Define the `store` module.
Define the `store` module in the substreams manifest.
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{% code title="manifest excerpt" %}
```yaml
Expand Down Expand Up @@ -190,10 +190,10 @@ fn store_transfers(transfers: erc721::Transfers, s: store::StoreAddInt64) {
{% endcode %}

{% hint style="info" %}
**Note**: __ the `store` always receives itself as its own last input.
**Note**: the `store` always receives itself as its own last input.
{% endhint %}

In the example the `store` module uses an `updatePolicy` set to `add` and a `valueType set` to `int64` yielding a writable `store` typed as `StoreAddInt64`.
In the example the `store` module uses an `updatePolicy` set to `add` and a `valueType` set to `int64` yielding a writable `store` typed as `StoreAddInt64`.

{% hint style="info" %}
**Note**: **Store types**
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