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fix(cli): Correct fallback on docker compilation for all platforms, fixes #1124

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This commit is contained in:
Andrew Hlynskyi 2021-05-23 13:53:07 +03:00
parent 0e445c47fa
commit 0ae70289ae
1 changed files with 8 additions and 29 deletions
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37
cli/src/wasm.rs
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@ -3,7 +3,6 @@ use super::generate::parse_grammar::GrammarJSON;
use std::ffi::{OsStr, OsString};
use std::fs;
use std::path::Path;
use std::path::PathBuf;
use std::process::Command;
use which::which;
@ -23,15 +22,15 @@ pub fn compile_language_to_wasm(language_dir: &Path, force_docker: bool) -> Resu
let grammar_name = get_grammar_name(&src_dir)?;
let output_filename = format!("tree-sitter-{}.wasm", grammar_name);
let emcc_bin = if cfg!(windows) { "emcc.bat" } else { "emcc" };
let emcc_path = which(emcc_bin)
.ok()
.and_then(|p| Command::new(&p).output().and(Ok(p)).ok());
let mut command;
if !force_docker {
let emcc_path = get_emcc_path();
if emcc_path.is_ok() {
command = Command::new(emcc_path.unwrap());
command.current_dir(&language_dir);
} else {
return Err(emcc_path.unwrap_err());
}
if !force_docker && emcc_path.is_some() {
command = Command::new(emcc_path.unwrap());
command.current_dir(&language_dir);
} else if Command::new("docker").output().is_ok() {
command = Command::new("docker");
command.args(&["run", "--rm"]);
@ -123,23 +122,3 @@ pub fn compile_language_to_wasm(language_dir: &Path, force_docker: bool) -> Resu
Ok(())
}
fn get_emcc_path() -> Result<PathBuf> {
let emcc_bin;
if cfg!(windows) {
emcc_bin = "emcc.bat";
} else {
emcc_bin = "emcc";
};
let emcc_which = which(emcc_bin);
let emcc_path;
if emcc_which.is_ok() {
emcc_path = emcc_which.unwrap();
} else {
return Error::err("emcc was not found on PATH".to_string());
}
if Command::new(&emcc_path).output().is_ok() {
return Ok(emcc_path);
}
return Error::err("emcc binary doesn't work properly".to_string());
}