Put all CLI dependencies and modules behind a feature

Author: jessebraham

espflash/Cargo.toml

@@ -28,15 +28,20 @@ pkg-url = "{ repo }/releases/download/v{ version }/{ name }-{ target }.{ archive
 bin-dir = "{ bin }{ binary-ext }"
 pkg-fmt = "zip"
 
+[[bin]]
+name = "espflash"
+path = "./src/bin/espflash.rs"
+required-features = ["cli"]
+
 [dependencies]
 base64 = "0.13.0"
 binread = "2.2.0"
 bytemuck = { version = "1.12.1", features = ["derive"] }
-clap = { version = "3.2.22", features = ["derive", "env"] }
+clap = { version = "3.2.22", features = ["derive", "env"], optional = true }
 comfy-table = "6.1.0"
-crossterm = "0.25.0"
+crossterm = { version = "0.25.0", optional = true }
 csv = "1.1.6"
-dialoguer = "0.10.2"
+dialoguer = { version = "0.10.2", optional = true }
 directories-next = "2.0.0"
 espmonitor = "0.10.0"
 env_logger = "0.9.0"
@@ -59,5 +64,9 @@ strum = "0.24.1"
 strum_macros = "0.24.3"
 thiserror = "1.0.35"
 toml = "0.5.9"
-update-informer = "0.5.0"
+update-informer = { version = "0.5.0", optional = true }
 xmas-elf = "0.8.0"
+
+[features]
+default = ["cli"]
+cli = ["clap", "crossterm", "dialoguer", "update-informer"]

espflash/src/main.rs renamed to espflash/src/bin/espflash.rs

@@ -123,7 +123,7 @@ fn flash(mut args: FlashArgs, config: &Config) -> Result<()> {
         args.connect_args.use_stub = true;
     }
 
-    let mut flasher = connect(&args.connect_args, &config)?;
+    let mut flasher = connect(&args.connect_args, config)?;
     flasher.board_info()?;
 
     // Read the ELF data from the build path and load it to the target.
@@ -199,7 +199,7 @@ fn save_image(args: SaveImageArgs) -> Result<()> {
 }
 
 fn write_bin(args: WriteBinArgs, config: &Config) -> Result<()> {
-    let mut flasher = connect(&args.connect_args, &config)?;
+    let mut flasher = connect(&args.connect_args, config)?;
     flasher.board_info()?;
 
     let mut f = File::open(&args.bin_file).into_diagnostic()?;

espflash/src/lib.rs

@@ -1,14 +1,15 @@
+#[cfg(feature = "cli")]
+pub use self::cli::config::Config;
 pub use self::{
     chip::Chip,
-    cli::config::Config,
     error::{Error, InvalidPartitionTable, MissingPartitionTable},
-    flasher::{FlashFrequency, FlashMode},
-    flasher::{FlashSize, Flasher},
+    flasher::{FlashFrequency, FlashMode, FlashSize, Flasher},
     image_format::ImageFormatId,
     partition_table::PartitionTable,
 };
 
 pub mod chip;
+#[cfg(feature = "cli")]
 pub mod cli;
 pub mod command;
 pub mod connection;
@@ -30,6 +31,7 @@ pub mod logging {
     }
 }
 
+#[cfg(feature = "cli")]
 pub mod update {
     use std::time::Duration;