@hyperionbt/helios - npm Package Compare versions

Comparing version 0.13.14 to 0.13.15

CHANGELOG.md

 This Changelog only applies to notable changes of language related features in `helios.js` on the main branch.
 
+# 2023/04/10
+* `Duration::SECOND`, `MINUTE`, `HOUR`, `DAY`, `WEEK`
+
 # 2023/04/03
@@ -4,0 +7,0 @@ * `AssetClass.mph` and `AssetClass.token_name`

LANGUAGE_SPEC.md

@@ -31,4 +31,8 @@ # Overview
 
-NameTypePair ::= (Identifier [':' TypeExpr]) | '_'
+LhsExpr ::= NameTypePair | SinkExpr
 
+NameTypePair ::= Identifier [':' TypeExpr]
+
+SinkExpr ::= '_'
+
 EnumStatement ::= 'enum' Identifier '{' EnumMember (EnumMember)* [ImplDefinition] '}'
@@ -46,3 +50,3 @@
 
-FuncArg ::= NameTypePair
+FuncArg ::= NameTypePair | SinkExpr
 
@@ -55,4 +59,6 @@ TypeExpr ::= NonFuncTypeExpr | FuncTypeExpr
 
-FuncTypeExpr ::= '(' [TypeExpr (',' TypeExpr)*] ')' '->' RetTypeExpr
+FuncTypeExpr ::= '(' [FuncArgTypeExpr (',' FuncArgTypeExpr)*] ')' '->' RetTypeExpr
 
+FuncArgTypeExpr ::= [Identifier ':'] ['?'] TypeExpr
+
 TypeRefExpr ::= Identifier
@@ -104,7 +110,7 @@
 
-AssignExpr ::= (Identifier [':' TypeExpr] '=' ValueExpr ';' ValueExpr
+AssignExpr ::= Identifier [':' TypeExpr] '=' ValueExpr ';' ValueExpr
 
 MultiAssignExpr ::= '(' NameTypePair ',' NameTypePair (',' NameTypePair)* ')' '=' ValueExpr ';' ValueExpr
 
-PrintExpr ::= 'print' '(' ValueExpr ')' ';' ValueExpr
+PrintExpr ::= 'print' '(' ValueExpr ')'
 
@@ -604,3 +610,3 @@ ErrorExpr ::= [ValueExpr ';'] 'error' '(' ValueExpr ')'
 ```
-associated: new, from_data
+associated: new, from_data, SECOND, MINUTE, HOUR, DAY, WEEK
 operators:  __eq, __neq, __add, __sub, __mul, __div, __div_alt, __mod, __geq, __gt, __leq, __lt
@@ -607,0 +613,0 @@ methods:    serialize

package.json

 {
   "name": "@hyperionbt/helios",
   "type": "module",
-  "version": "0.13.14",
-  "description": "Helios is a Domain Specific Language that compiles to Plutus-Core (i.e. Cardano on-chain validator scripts). Helios is a non-Haskell alternative to Plutus. With this library you can compile Helios scripts and build Cardano transactions, all you need to build 100% client-side DApps for Cardano.",
+  "version": "0.13.15",
+  "description": "Helios is a Domain Specific Language that compiles to Plutus-Core (i.e. Cardano on-chain validator scripts). Helios is a non-Haskell alternative to Plutus. With this library you can compile Helios scripts and build Cardano transactions, all you need to build 100% client-side dApps for Cardano.",
   "main": "helios.js",
@@ -7,0 +7,0 @@ "types": "helios.d.ts",

README.md

@@ -7,3 +7,3 @@ # Helios Lang
 
-The Helios library is written in Javascript, and lets you compile Helios scripts and create Cardano transactions. This library is all you need to build 100% client-side DApps for Cardano.
+The Helios library is written in Javascript, and lets you compile Helios scripts and create Cardano transactions. This library is all you need to build 100% client-side dApps for Cardano.
 
@@ -10,0 +10,0 @@ ## Example: time-lock

src/helios-ast-build.js

@@ -1884,2 +1884,6 @@ //@ts-check
 
+	if (bracesPos == 0) {
+		throw ts[bracesPos].syntaxError("expected struct type before braces");
+	}
+	
 	const typeExpr = buildTypeExpr(ts.splice(0, bracesPos));
@@ -1886,0 +1890,0 @@

src/uplc-program.js

@@ -495,7 +495,11 @@ //@ts-check
 	/**
-	 * @param {number[]} bytes 
+	 * @param {number[] | string} bytes 
 	 * @returns {UplcProgram}
 	 */
 	static fromCbor(bytes) {
-		return deserializeUplcBytes(CborData.decodeBytes(CborData.decodeBytes(bytes)));
+		if (typeof bytes == "string") {
+			return UplcProgram.fromCbor(hexToBytes(bytes))
+		} else {
+			return deserializeUplcBytes(CborData.decodeBytes(CborData.decodeBytes(bytes)));
+		}
 	}
@@ -502,0 +506,0 @@ }

test/syntax.js

@@ -5,3 +5,3 @@ #!/usr/bin/env node
 import * as helios from "../helios.js";
-import { runIfEntryPoint } from "./util.js";
+import { assert, runIfEntryPoint } from "./util.js";
 
@@ -567,2 +567,25 @@ async function test1() {
 
+async function test21() {
+  const src = `testing bad_constructor
+  
+  struct MyStruct {
+    a: Int
+    b: Int
+    c: Int
+  }
+  
+  func main() -> Bool {
+    my_struct: MyStruct = {a: 1, b: 2, c: 3};
+
+    my_struct.a == my_struct.b
+  }
+  `
+
+  try {
+    helios.Program.new(src)
+  } catch (e) {
+    assert(e.message.includes("expected struct type before braces"))
+  }
+}
+
 export default async function main() {
@@ -608,4 +631,6 @@ await test1();
   await test20();
+
+  await test21();
 }
 
 runIfEntryPoint(main, "syntax.js");

No alert changes

Improved metrics

Total package byte prevSize

4840195

increased by0.02%

Lines of code

91254

increased by0.04%

No dependency changes