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@harmoniclabs/uplc
Advanced tools
Typescript/Javascript representation of UPLC (Untyped PLutus Core).
npm install @harmoniclabs/uplc
parse and print uplc form flat hex (@harmoniclabs/uint8array-utils
works in every js runtime)
import { fromHex } from "@harmoniclabs/uint8array-utils";
import { parseUPLC, prettyUPLC } from "@harmoniclabs/uplc";
const serialized: Uint8Array = fromHex( "0100003233700900219b8248050005200801" );
const program = parseUPLC( serialized, "flat" );
console.log(
prettyUPLC(
program.body, // UPLCTerm
4 // indentation spaces
)
);
/*
expected output:
[
(lam a
[
[
(builtin addInteger)
(con integer 2)
]
[
[
(builtin multiplyInteger)
(con integer 10)
]
a
]
]
)
(con integer 4)
]
*/
import { parseUPLCText, prettyUPLC } from "@harmoniclabs/uplc";
const uplc_source = `
[
(lam a
[
[
(builtin addInteger)
(con integer 2)
]
[
[
(builtin multiplyInteger)
(con integer 10)
]
a
]
]
)
(con integer 4)
]`;
const uplc = parseUPLCText( uplc_source );
// expected output: true
console.log(
prettyUPLC( uplc, 4 ) === uplc_source
);
import { toHex } from "@harmoniclabs/uint8array-utils";
import { Application, Builtin, UPLCConst, compileUPLC, UPLCProgram } from "@harmoniclabs/uplc";
const body = new Application(
new Application(
Builtin.addInteger,
UPLCConst.int( 2 )
),
UPLCConst.int( 2 )
);
const compiled = compileUPLC(
new UPLCProgram(
[1,0,0],
body
)
).toBuffer().buffer;
console.log( toHex( compiled ) );// expected output: "01000033700900224009"
FAQs
Typescript/Javascript representation of UPLC (Untyped PLutus Core).
The npm package @harmoniclabs/uplc receives a total of 413 weekly downloads. As such, @harmoniclabs/uplc popularity was classified as not popular.
We found that @harmoniclabs/uplc demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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