Changes for tutorials.
This commit is contained in:
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@ -13,7 +13,7 @@ Contract below is effectively an empty contract, that takes a `unit` as a parame
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<!--DOCUSAURUS_CODE_TABS-->
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<!--DOCUSAURUS_CODE_TABS-->
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<!--Pascaligo-->
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<!--Pascaligo-->
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```Pascal
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```pascaligo
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function main (const p : unit ; const s : unit) : (list(operation) * unit) is
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function main (const p : unit ; const s : unit) : (list(operation) * unit) is
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block {skip} with ((nil : list(operation)), s)
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block {skip} with ((nil : list(operation)), s)
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```
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```
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@ -27,7 +27,7 @@ In the example below we have a simple counter contract, that can be either `Incr
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<!--DOCUSAURUS_CODE_TABS-->
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<!--DOCUSAURUS_CODE_TABS-->
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<!--Pascaligo-->
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<!--Pascaligo-->
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```Pascal
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```pascaligo
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// variant defining pseudo multi-entrypoint actions
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// variant defining pseudo multi-entrypoint actions
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type action is
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type action is
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| Increment of int
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| Increment of int
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@ -9,7 +9,7 @@ Body of a function consists of two parts, the first part (**`block {}`** or **`b
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<!--DOCUSAURUS_CODE_TABS-->
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<!--DOCUSAURUS_CODE_TABS-->
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<!--Pascaligo-->
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<!--Pascaligo-->
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```Pascal
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```pascaligo
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const availableSupply: nat = 15n;
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const availableSupply: nat = 15n;
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const totalSupply: nat = 100n;
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const totalSupply: nat = 100n;
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@ -30,7 +30,7 @@ A short hand syntax for the same function as above can inline the price calculat
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While this approach can have it's benefits, it can decrease readability.
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While this approach can have it's benefits, it can decrease readability.
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<!--DOCUSAURUS_CODE_TABS-->
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<!--DOCUSAURUS_CODE_TABS-->
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<!--Pascaligo-->
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<!--Pascaligo-->
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```Pascal
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```pascaligo
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const availableSupply: nat = 15n;
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const availableSupply: nat = 15n;
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const totalSupply: nat = 100n;
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const totalSupply: nat = 100n;
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@ -13,7 +13,7 @@ Type aliasing is a great choice when working towards a readable / maintainable s
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<!--DOCUSAURUS_CODE_TABS-->
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<!--DOCUSAURUS_CODE_TABS-->
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<!--Pascaligo-->
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<!--Pascaligo-->
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```Pascal
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```pascaligo
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type animalBreed is string;
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type animalBreed is string;
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const dogBreed: animalBreed = "Saluki";
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const dogBreed: animalBreed = "Saluki";
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@ -17,14 +17,15 @@ In the [previous tutorial](tutorials/get-started/tezos-taco-shop-smart-contract.
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## Analyzing the current contract
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## Analyzing the current contract
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### **`taco-shop.ligo`**
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### **`taco-shop.ligo`**
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```
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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end
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end
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type taco_shop_storage is map(nat, taco_supply);
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type taco_shop_storage is map(nat, taco_supply);
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function buy_taco (const taco_kind_index: nat ; var taco_shop_storage : taco_shop_storage) : (list(operation) * taco_shop_storage) is
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function buy_taco (const taco_kind_index: nat ; var taco_shop_storage : taco_shop_storage) :
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(list(operation) * taco_shop_storage) is
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begin
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begin
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// Retrieve the taco_kind from the contract's storage
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// Retrieve the taco_kind from the contract's storage
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const taco_kind : taco_supply = get_force(taco_kind_index, taco_shop_storage);
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const taco_kind : taco_supply = get_force(taco_kind_index, taco_shop_storage);
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@ -46,7 +47,7 @@ function buy_taco (const taco_kind_index: nat ; var taco_shop_storage : taco_sho
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### Purchase price formula
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### Purchase price formula
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Pedro's Taco Shop contract currently enables customers to buy tacos, at a computed price based on a simple formula.
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Pedro's Taco Shop contract currently enables customers to buy tacos, at a computed price based on a simple formula.
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```
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```pascaligo
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const current_purchase_price : tez = taco_kind.max_price / taco_kind.current_stock;
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const current_purchase_price : tez = taco_kind.max_price / taco_kind.current_stock;
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```
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```
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@ -66,7 +67,7 @@ This means that after all the *purchase conditions* of our contract are met - e.
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### Defining the recipient
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### Defining the recipient
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In order to send tokens, we will need a receiver address - which in our case will be Pedro's personal account. Additionally we'll wrap the given address as a *`contract(unit)`* - which represents either a contract with no parameters, or an implicit account.
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In order to send tokens, we will need a receiver address - which in our case will be Pedro's personal account. Additionally we'll wrap the given address as a *`contract(unit)`* - which represents either a contract with no parameters, or an implicit account.
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```
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```pascaligo
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const ownerAddress : address = "tz1TGu6TN5GSez2ndXXeDX6LgUDvLzPLqgYV";
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const ownerAddress : address = "tz1TGu6TN5GSez2ndXXeDX6LgUDvLzPLqgYV";
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const receiver : contract(unit) = get_contract(ownerAddress);
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const receiver : contract(unit) = get_contract(ownerAddress);
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```
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```
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@ -77,7 +78,7 @@ const receiver : contract(unit) = get_contract(ownerAddress);
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Now we can transfer the `amount` received by `buy_taco` to Pedro's `ownerAddress`. We will do so by forging a `transaction(unit, amount, receiver)` within a list of operations returned at the end of our contract.
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Now we can transfer the `amount` received by `buy_taco` to Pedro's `ownerAddress`. We will do so by forging a `transaction(unit, amount, receiver)` within a list of operations returned at the end of our contract.
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```
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```pascaligo
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const payoutOperation : operation = transaction(unit, amount, receiver) ;
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const payoutOperation : operation = transaction(unit, amount, receiver) ;
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const operations : list(operation) = list
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const operations : list(operation) = list
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payoutOperation
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payoutOperation
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@ -89,7 +90,7 @@ end;
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## Finalizing the contract
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## Finalizing the contract
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### **`taco-shop.ligo`**
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### **`taco-shop.ligo`**
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```
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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@ -129,7 +130,7 @@ function buy_taco (const taco_kind_index: nat ; var taco_shop_storage : taco_sho
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To confirm that our contract is valid, we can dry run it. As a result we see a *new operation* in the list of returned operations to be executed subsequently.
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To confirm that our contract is valid, we can dry run it. As a result we see a *new operation* in the list of returned operations to be executed subsequently.
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```
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```pascaligo
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ligo dry-run taco-shop.ligo --syntax pascaligo --amount 1 buy_taco 1n "map
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ligo dry-run taco-shop.ligo --syntax pascaligo --amount 1 buy_taco 1n "map
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1n -> record
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1n -> record
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current_stock = 50n;
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current_stock = 50n;
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@ -157,12 +158,12 @@ end"
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Because Pedro is a member of the (STA) Specialty Taco Association, he has decided to donate **10%** of the earnings to the STA. We'll just add a `donationAddress` to the contract, and compute a 10% donation sum from each taco purchase.
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Because Pedro is a member of the (STA) Specialty Taco Association, he has decided to donate **10%** of the earnings to the STA. We'll just add a `donationAddress` to the contract, and compute a 10% donation sum from each taco purchase.
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```
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```pascaligo
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const ownerAddress: address = "tz1TGu6TN5GSez2ndXXeDX6LgUDvLzPLqgYV";
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const ownerAddress: address = "tz1TGu6TN5GSez2ndXXeDX6LgUDvLzPLqgYV";
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const donationAddress: address = "tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx";
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const donationAddress: address = "tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx";
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```
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```
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```
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```pascaligo
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const receiver : contract(unit) = get_contract(ownerAddress);
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const receiver : contract(unit) = get_contract(ownerAddress);
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const donationReceiver : contract(unit) = get_contract(donationAddress);
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const donationReceiver : contract(unit) = get_contract(donationAddress);
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@ -35,7 +35,7 @@ Each taco kind, has its own `max_price` that it sells for, and a finite supply f
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Current purchase price is calculated with the following equation:
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Current purchase price is calculated with the following equation:
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```
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```pascaligo
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current_purchase_price = max_price / available_stock
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current_purchase_price = max_price / available_stock
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```
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```
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@ -71,7 +71,7 @@ The best way to install the dockerized LIGO is as a **global executable** throug
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To begin implementing our smart contract, we need an entry point. We'll call it `main` and it'll specify our contract's storage (`int`) and input parameter (`int`). Of course this is not the final storage/parameter of our contract, but it's something to get us started and test our LIGO installation as well.
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To begin implementing our smart contract, we need an entry point. We'll call it `main` and it'll specify our contract's storage (`int`) and input parameter (`int`). Of course this is not the final storage/parameter of our contract, but it's something to get us started and test our LIGO installation as well.
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### `taco-shop.ligo`
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### `taco-shop.ligo`
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```Pascal
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```pascaligo
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function main (const parameter: int; const contractStorage: int) : (list(operation) * int) is
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function main (const parameter: int; const contractStorage: int) : (list(operation) * int) is
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block {skip} with ((nil : list(operation)), contractStorage + parameter)
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block {skip} with ((nil : list(operation)), contractStorage + parameter)
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```
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```
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@ -129,7 +129,7 @@ ligo dry-run taco-shop.ligo --syntax pascaligo main 4 3
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We know that Pedro's Taco Shop serves two kinds of tacos, so we'll need to manage stock individually, per kind. Let's define a type, that will keep the `stock` & `max_price` per kind - in a record with two fields. Additionally, we'll want to combine our `taco_supply` type into a map, consisting of the entire offer of Pedro's shop.
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We know that Pedro's Taco Shop serves two kinds of tacos, so we'll need to manage stock individually, per kind. Let's define a type, that will keep the `stock` & `max_price` per kind - in a record with two fields. Additionally, we'll want to combine our `taco_supply` type into a map, consisting of the entire offer of Pedro's shop.
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**Taco shop's storage**
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**Taco shop's storage**
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```Pascal
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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@ -141,7 +141,7 @@ type taco_shop_storage is map(nat, taco_supply);
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Next step is to update the `main` entry point to include `taco_shop_storage` as its storage - while doing that let's set the `parameter` to `unit` as well to clear things up.
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Next step is to update the `main` entry point to include `taco_shop_storage` as its storage - while doing that let's set the `parameter` to `unit` as well to clear things up.
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**`taco-shop.ligo`**
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**`taco-shop.ligo`**
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```Pascal
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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@ -208,7 +208,7 @@ Let's start by customizing our contract a bit, we will:
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- change `taco_shop_storage` to a `var` instead of a `const`, because we'll want to modify it
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- change `taco_shop_storage` to a `var` instead of a `const`, because we'll want to modify it
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**`taco-shop.ligo`**
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**`taco-shop.ligo`**
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```Pascal
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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@ -231,7 +231,7 @@ In order to decrease the stock in our contract's storage for a specific taco kin
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**`taco-shop.ligo`**
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**`taco-shop.ligo`**
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```Pascal
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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@ -266,7 +266,7 @@ To make sure we get paid, we will:
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- if yes, stock for the given `taco_kind` will be decreased and the payment accepted
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- if yes, stock for the given `taco_kind` will be decreased and the payment accepted
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**`taco-shop.ligo`**
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**`taco-shop.ligo`**
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```Pascal
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```pascaligo
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type taco_supply is record
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type taco_supply is record
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current_stock : nat;
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current_stock : nat;
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max_price : tez;
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max_price : tez;
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@ -327,11 +327,11 @@ end"
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If you'd like to accept tips in your contract as well, simply change the following line, depending on which behavior do you prefer.
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If you'd like to accept tips in your contract as well, simply change the following line, depending on which behavior do you prefer.
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**Without tips**
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**Without tips**
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```Pascal
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```pascaligo
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if amount =/= current_purchase_price then
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if amount =/= current_purchase_price then
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```
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```
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**With tips**
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**With tips**
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```Pascal
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```pascaligo
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if amount >= current_purchase_price then
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if amount >= current_purchase_price then
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```
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```
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const Container = CompLibrary.Container;
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const Container = CompLibrary.Container;
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const GridBlock = CompLibrary.GridBlock;
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const GridBlock = CompLibrary.GridBlock;
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function pascaligo(hljs) {
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return {
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// case_insensitive: true,
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beginKeywords: '',
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keywords: {
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keyword: 'and begin block case const contains down else end fail for ' +
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'from function if in is list map mod nil not of or patch ' +
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'procedure record remove set skip step then to type var while with',
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literal: 'true false unit int string some none bool nat list'
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},
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lexemes: '[a-zA-Z][a-zA-Z0-9_]*',
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contains: [
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hljs.C_LINE_COMMENT_MODE,
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{
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className: 'type',
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begin: /[A-Z][a-z]+/
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},
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{
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begin: /[*+-:;\(\)\{\}|\>\<]/,
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// className: 'ignore'
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}
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]
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}
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}
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hljs.registerLanguage('pascaligo', pascaligo);
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const pre = "```";
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const pre = "```";
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const pascaligoExampleSmall = `${pre}pascaligo
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const pascaligoExampleSmall = `${pre}pascaligo
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highlight: {
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highlight: {
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// Highlight.js theme to use for syntax highlighting in code blocks.
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// Highlight.js theme to use for syntax highlighting in code blocks.
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theme: "default"
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theme: "default",
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hljs: function (hljs) {
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hljs.registerLanguage('pascaligo', function (hljs) {
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return {
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beginKeywords: '',
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keywords: {
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keyword: 'and begin block case const contains down else end fail for ' +
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'from function if in is list map mod nil not of or patch ' +
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'procedure record remove set skip step then to type var while with',
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literal: 'true false unit int string some none bool nat list'
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},
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lexemes: '[a-zA-Z][a-zA-Z0-9_]*',
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contains: [
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hljs.C_LINE_COMMENT_MODE,
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{
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className: 'type',
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begin: /[A-Z][a-z]+/
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},
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{
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begin: /[*+-:;\(\)\{\}|\>\<]/,
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// className: 'ignore'
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}
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]
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}
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});
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}
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},
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},
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// Add custom scripts here that would be placed in <script> tags.
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// Add custom scripts here that would be placed in <script> tags.
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font-weight:bold
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font-weight:bold
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}
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}
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.docMainWrapper .hljs {
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border: solid 1px lightgray;
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overflow-x: auto;
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}
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