DalaDev.OtpDownloader (dala_dev v0.0.3)

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Downloads and caches pre-built OTP releases from GitHub for Android and iOS simulator.

Artifacts are cached at ~/.dala/cache/ and reused across projects.

Cache Validation

A valid OTP directory must contain at least one erts-* subdirectory. iOS device tarballs have additional requirements (see ios_device_extras_present?/1).

Summary

Functions

android_otp_dir(abi \\ "arm64-v8a")

Returns the cached Android OTP directory path (may not exist yet).

ensure_android(abi \\ "arm64-v8a")

Ensures the Android OTP release is cached.

ensure_ios_device()

Ensures the iOS device OTP release is cached.

ensure_ios_sim()

Ensures the iOS simulator OTP release is cached.

ios_device_otp_dir()

Returns the cached iOS device OTP directory path (may not exist yet).

ios_sim_otp_dir()

Returns the cached iOS simulator OTP directory path (may not exist yet).

Functions

android_otp_dir(abi \\ "arm64-v8a")

@spec android_otp_dir(String.t()) :: String.t()

Returns the cached Android OTP directory path (may not exist yet).

ensure_android(abi \\ "arm64-v8a")

@spec ensure_android(String.t()) :: {:ok, String.t()} | {:error, term()}

Ensures the Android OTP release is cached.

Returns {:ok, path} on success, {:error, reason} on failure.

Parameters

  • abi: Android ABI (default: "arm64-v8a"). Use "armeabi-v7a" for 32-bit ARM.

ensure_ios_device()

@spec ensure_ios_device() :: {:ok, String.t()} | {:error, term()}

Ensures the iOS device OTP release is cached.

Returns {:ok, path} on success, {:error, reason} on failure.

ensure_ios_sim()

@spec ensure_ios_sim() :: {:ok, String.t()} | {:error, term()}

Ensures the iOS simulator OTP release is cached.

Returns {:ok, path} on success, {:error, reason} on failure.

ios_device_otp_dir()

@spec ios_device_otp_dir() :: String.t()

Returns the cached iOS device OTP directory path (may not exist yet).

ios_sim_otp_dir()

@spec ios_sim_otp_dir() :: String.t()

Returns the cached iOS simulator OTP directory path (may not exist yet).