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Version: v0.32.0

Command-Line Help for nargo

This document contains the help content for the nargo command-line program.

Command Overview:

nargo​

Noir's package manager

Usage: nargo <COMMAND>

Subcommands:​
  • check — Checks the constraint system for errors
  • fmt — Format the Noir files in a workspace
  • compile — Compile the program and its secret execution trace into ACIR format
  • new — Create a Noir project in a new directory
  • init — Create a Noir project in the current directory
  • execute — Executes a circuit to calculate its return value
  • debug — Executes a circuit in debug mode
  • test — Run the tests for this program
  • info — Provides detailed information on each of a program's function (represented by a single circuit)
  • lsp — Starts the Noir LSP server
Options:​

nargo check​

Checks the constraint system for errors

Usage: nargo check [OPTIONS]

Options:​
  • --package <PACKAGE> — The name of the package to check
  • --workspace — Check all packages in the workspace
  • --overwrite — Force overwrite of existing files
  • --expression-width <EXPRESSION_WIDTH> — Specify the backend expression width that should be targeted
  • --force — Force a full recompilation
  • --print-acir — Display the ACIR for compiled circuit
  • --deny-warnings — Treat all warnings as errors
  • --silence-warnings — Suppress warnings
  • --debug-comptime-in-file <DEBUG_COMPTIME_IN_FILE> — Enable printing results of comptime evaluation: provide a path suffix for the module to debug, e.g. "package_name/src/main.nr"

nargo fmt​

Format the Noir files in a workspace

Usage: nargo fmt [OPTIONS]

Options:​
  • --check — Run noirfmt in check mode

nargo compile​

Compile the program and its secret execution trace into ACIR format

Usage: nargo compile [OPTIONS]

Options:​
  • --package <PACKAGE> — The name of the package to compile
  • --workspace — Compile all packages in the workspace
  • --expression-width <EXPRESSION_WIDTH> — Specify the backend expression width that should be targeted
  • --force — Force a full recompilation
  • --print-acir — Display the ACIR for compiled circuit
  • --deny-warnings — Treat all warnings as errors
  • --silence-warnings — Suppress warnings
  • --debug-comptime-in-file <DEBUG_COMPTIME_IN_FILE> — Enable printing results of comptime evaluation: provide a path suffix for the module to debug, e.g. "package_name/src/main.nr"

nargo new​

Create a Noir project in a new directory

Usage: nargo new [OPTIONS] <PATH>

Arguments:​
  • <PATH> — The path to save the new project
Options:​
  • --name <NAME> — Name of the package [default: package directory name]
  • --lib — Use a library template
  • --bin — Use a binary template [default]
  • --contract — Use a contract template

nargo init​

Create a Noir project in the current directory

Usage: nargo init [OPTIONS]

Options:​
  • --name <NAME> — Name of the package [default: current directory name]
  • --lib — Use a library template
  • --bin — Use a binary template [default]
  • --contract — Use a contract template

nargo execute​

Executes a circuit to calculate its return value

Usage: nargo execute [OPTIONS] [WITNESS_NAME]

Arguments:​
  • <WITNESS_NAME> — Write the execution witness to named file
Options:​

  • -p, --prover-name <PROVER_NAME> — The name of the toml file which contains the inputs for the prover

    Default value: Prover

  • --package <PACKAGE> — The name of the package to execute

  • --workspace — Execute all packages in the workspace

  • --expression-width <EXPRESSION_WIDTH> — Specify the backend expression width that should be targeted

  • --force — Force a full recompilation

  • --print-acir — Display the ACIR for compiled circuit

  • --deny-warnings — Treat all warnings as errors

  • --silence-warnings — Suppress warnings

  • --debug-comptime-in-file <DEBUG_COMPTIME_IN_FILE> — Enable printing results of comptime evaluation: provide a path suffix for the module to debug, e.g. "package_name/src/main.nr"

  • --oracle-resolver <ORACLE_RESOLVER> — JSON RPC url to solve oracle calls

nargo debug​

Executes a circuit in debug mode

Usage: nargo debug [OPTIONS] [WITNESS_NAME]

Arguments:​
  • <WITNESS_NAME> — Write the execution witness to named file
Options:​

  • -p, --prover-name <PROVER_NAME> — The name of the toml file which contains the inputs for the prover

    Default value: Prover

  • --package <PACKAGE> — The name of the package to execute

  • --expression-width <EXPRESSION_WIDTH> — Specify the backend expression width that should be targeted

  • --force — Force a full recompilation

  • --print-acir — Display the ACIR for compiled circuit

  • --deny-warnings — Treat all warnings as errors

  • --silence-warnings — Suppress warnings

  • --debug-comptime-in-file <DEBUG_COMPTIME_IN_FILE> — Enable printing results of comptime evaluation: provide a path suffix for the module to debug, e.g. "package_name/src/main.nr"

  • --acir-mode — Force ACIR output (disabling instrumentation)

  • --skip-instrumentation <SKIP_INSTRUMENTATION> — Disable vars debug instrumentation (enabled by default)

    Possible values: true, false

nargo test​

Run the tests for this program

Usage: nargo test [OPTIONS] [TEST_NAME]

Arguments:​
  • <TEST_NAME> — If given, only tests with names containing this string will be run
Options:​
  • --show-output — Display output of println statements
  • --exact — Only run tests that match exactly
  • --package <PACKAGE> — The name of the package to test
  • --workspace — Test all packages in the workspace
  • --expression-width <EXPRESSION_WIDTH> — Specify the backend expression width that should be targeted
  • --force — Force a full recompilation
  • --print-acir — Display the ACIR for compiled circuit
  • --deny-warnings — Treat all warnings as errors
  • --silence-warnings — Suppress warnings
  • --debug-comptime-in-file <DEBUG_COMPTIME_IN_FILE> — Enable printing results of comptime evaluation: provide a path suffix for the module to debug, e.g. "package_name/src/main.nr"
  • --oracle-resolver <ORACLE_RESOLVER> — JSON RPC url to solve oracle calls

nargo info​

Provides detailed information on each of a program's function (represented by a single circuit)

Current information provided per circuit: 1. The number of ACIR opcodes 2. Counts the final number gates in the circuit used by a backend

Usage: nargo info [OPTIONS]

Options:​
  • --package <PACKAGE> — The name of the package to detail
  • --workspace — Detail all packages in the workspace
  • --expression-width <EXPRESSION_WIDTH> — Specify the backend expression width that should be targeted
  • --force — Force a full recompilation
  • --print-acir — Display the ACIR for compiled circuit
  • --deny-warnings — Treat all warnings as errors
  • --silence-warnings — Suppress warnings
  • --debug-comptime-in-file <DEBUG_COMPTIME_IN_FILE> — Enable printing results of comptime evaluation: provide a path suffix for the module to debug, e.g. "package_name/src/main.nr"

nargo lsp​

Starts the Noir LSP server

Starts an LSP server which allows IDEs such as VS Code to display diagnostics in Noir source.

VS Code Noir Language Support: https://marketplace.visualstudio.com/items?itemName=noir-lang.vscode-noir

Usage: nargo lsp

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