ReasonLIGO cheat-sheet.
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@ -4,6 +4,9 @@ title: Cheat Sheet
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<div class="cheatsheet">
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<div class="cheatsheet">
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<!--
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Note that this table is not compiled before production and currently needs to be managed manually.
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-->
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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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@ -67,11 +70,42 @@ title: Cheat Sheet
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|Variants|<pre><code>type action =<br/>| Increment of int<br/>| Decrement of int</code></pre>|
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|Variants|<pre><code>type action =<br/>| Increment of int<br/>| Decrement of int</code></pre>|
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|Variant *(pattern)* matching|<pre><code>let a: action = Increment 5<br/>match a with<br/>| Increment n -> n + 1<br/>| Decrement n -> n - 1<br/></code></pre>|
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|Variant *(pattern)* matching|<pre><code>let a: action = Increment 5<br/>match a with<br/>| Increment n -> n + 1<br/>| Decrement n -> n - 1<br/></code></pre>|
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|Records|<pre><code>type person = {<br/> age: int ;<br/> name: string ;<br/>}<br/><br/>let john : person = {<br/> age = 18;<br/> name = "John Doe";<br/>}<br/><br/>let name: string = john.name</code></pre>|
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|Records|<pre><code>type person = {<br/> age: int ;<br/> name: string ;<br/>}<br/><br/>let john : person = {<br/> age = 18;<br/> name = "John Doe";<br/>}<br/><br/>let name: string = john.name</code></pre>|
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|Maps|<pre><code>type prices = (nat, tez) map<br/><br/>let prices : prices = Map.literal [<br/> (10n, 60mutez);<br/> (50n, 30mutez);<br/> (100n, 10mutez)<br/>]<br/><br/>let price: tez option = Map.find 50n prices<br/><br/>let prices: prices = Map.update 200n 5mutez prices</code></pre>|
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|Maps|<pre><code>type prices = (nat, tez) map<br/><br/>let prices : prices = Map.literal [<br/> (10n, 60mutez);<br/> (50n, 30mutez);<br/> (100n, 10mutez)<br/>]<br/><br/>let price: tez option = Map.find_opt 50n prices<br/><br/>let prices: prices = Map.update 200n (Some 5mutez) prices</code></pre>|
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|Contracts & Accounts|<pre><code>let destination_address : address = "tz1..."<br/>let contract : unit contract = <br/> Operation.get_contract destination_address</code></pre>|
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|Contracts & Accounts|<pre><code>let destination_address : address = "tz1..."<br/>let contract : unit contract = <br/> Operation.get_contract destination_address</code></pre>|
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|Transactions|<pre><code>let payment : operation = <br/> Operation.transaction (unit, receiver, amount)</code></pre>|
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|Transactions|<pre><code>let payment : operation = <br/> Operation.transaction unit amount receiver</code></pre>|
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|Exception/Failure|`failwith("Your descriptive error message for the user goes here.")`|
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|Exception/Failure|`failwith("Your descriptive error message for the user goes here.")`|
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<!--ReasonLIGO-->
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|Primitive |Example|
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|--- |---|
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|Strings | `"Tezos"`|
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|Characters | `"t"`|
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|Integers | `42`, `7`|
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|Natural numbers | `42n`, `7n`|
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|Unit| `unit`|
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|Boolean|<pre><code>let has_drivers_license: bool = false;<br/>let adult: bool = true;</code></pre> |
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|Boolean Logic|<pre><code>(not true) = false = (false && true) = (false || false)</code></pre>|
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|Mutez (micro tez)| `42mutez`, `7mutez` |
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|Address | `("tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx": address)`, `("KT1JepfBfMSqkQyf9B1ndvURghGsSB8YCLMD": address)`|
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|Addition |`3 + 4`, `3n + 4n`|
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|Multiplication & Division| `3 * 4`, `3n * 4n`, `10 / 5`, `10n / 5n`|
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|Modulo| `10 mod 3`|
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|Tuples| <pre><code>type name = (string, string);<br/>let winner: name = ("John", "Doe");<br/>let first_name: string = winner[0];<br/>let last_name: string = winner[1];</code></pre>|
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|Types|`type age = int;`, `type name = string;` |
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|Includes|```#include "library.mligo"```|
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|Functions |<pre><code>let add = (a: int, b: int) : int => a + b; </code></pre>|
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| If Statement | <pre><code>let new_id: int = if (age < 16) {<br/> failwith("Too young to drive."); <br/> } else { prev_id + 1; }</code></pre>|
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|Options|<pre><code>type middle_name = option(string);<br/>let middle_name : middle_name = Some("Foo");<br/>let middle_name : middle_name = None;</code></pre>|
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|Variable Binding | ```let age: int = 5;```|
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|Type Annotations| ```("tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx" : address)```|
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|Variants|<pre><code>type action =<br/>| Increment(int)<br/>| Decrement(int);</code></pre>|
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|Variant *(pattern)* matching|<pre><code>let a: action = Increment(5);<br/>switch(a) {<br/>| Increment(n) => n + 1<br/>| Decrement(n) => n - 1;<br/> } <br/></code></pre>|
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|Records|<pre><code>type person = {<br/> age: int,<br/> name: string<br/>}<br/><br/>let john : person = {<br/> age: 18,<br/> name: "John Doe"<br/>};<br/><br/>let name: string = john.name;</code></pre>|
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|Maps|<pre><code>type prices = map(nat, tez);<br/><br/>let prices : prices = Map.literal([<br/> (10n, 60mutez),<br/> (50n, 30mutez),<br/> (100n, 10mutez)<br/>]);<br/><br/>let price: option(tez) = Map.find_opt(50n, prices);<br/><br/>let prices: prices = Map.update(200n, Some (5mutez), prices);</code></pre>|
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|Contracts & Accounts|<pre><code>let destination_address : address = "tz1...";<br/>let contract : contract(unit) = <br/> Operation.get_contract(destination_address);</code></pre>|
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|Transactions|<pre><code>let payment : operation = <br/> Operation.transaction (unit, amount, receiver);</code></pre>|
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|Exception/Failure|`failwith("Your descriptive error message for the user goes here.");`|
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<!--END_DOCUSAURUS_CODE_TABS-->
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<!--END_DOCUSAURUS_CODE_TABS-->
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