Enable GitHub-based remote dependencies

forc/Cargo.toml

@@ -8,18 +8,22 @@ version = "0.1.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+anyhow = "1.0.41"
 core_lang = {path = "../core_lang"}
+curl = "0.4.38"
+dirs = "3.0.2"
+flate2 = "1.0.20"
 formatter = {path = "../formatter"}
+fuel-asm = {git = "ssh://git@github.com/FuelLabs/fuel-asm.git"}
 fuel-tx = {git = "ssh://git@github.com/FuelLabs/fuel-tx.git"}
 fuel-vm = {git = "ssh://git@github.com/FuelLabs/fuel-vm.git"}
 hex = "0.4.3"
 line-col = "0.2"
-#pest = "2.1"
-fuel-asm = {git = "ssh://git@github.com/FuelLabs/fuel-asm.git"}
 pest = {git = "https://github.com/sezna/pest.git", rev = "8aa58791f759daf4caee26e8560e862df5a6afb7"}
 serde = {version = "1.0", features = ["derive"]}
 source-span = "2.4"
 structopt = "0.3"
+tar = "0.4.35"
 term-table = "1.3"
 termcolor = "1.1"
 toml = "0.5"

forc/src/cli/commands/build.rs

@@ -11,6 +11,11 @@ pub struct Command {
     /// Whether to output a binary file representing the script bytes
     #[structopt(short = "o")]
     pub binary_outfile: Option<String>,
+
+    /// Offline mode, prevents Forc from using the network when managing dependencies.
+    /// Meaning it will only try to use previously downloaded dependencies.
+    #[structopt(long = "offline")]
+    pub offline_mode: bool,
 }
 
 pub(crate) fn exec(command: Command) -> Result<(), String> {

forc/src/cli/commands/mvprun.rs

@@ -25,6 +25,7 @@ pub(crate) fn exec(command: Command) -> Result<(), String> {
         path: Some(command.path),
         print_asm: false,
         binary_outfile: None,
+        offline_mode: false,
     };
     match forc_build::build(build_command) {
         Ok(script) => {