2 files changed, 3 insertions, 36 deletions
diff --git a/deno_typescript/compiler_main.js b/deno_typescript/compiler_main.js
index 1cc42072a..3a916f540 100644
--- a/deno_typescript/compiler_main.js
+++ b/deno_typescript/compiler_main.js
@@ -3,15 +3,10 @@
 
 const ASSETS = "$asset$";
 
-let replacements;
-
-function main(configText, rootNames, replacements_) {
+function main(configText, rootNames) {
   println(`>>> ts version ${ts.version}`);
   println(`>>> rootNames ${rootNames}`);
 
-  replacements = replacements_;
-  println(`>>> replacements ${JSON.stringify(replacements)}`);
-
   const host = new Host();
 
   assert(rootNames.length > 0);
@@ -148,12 +143,6 @@ class Host {
       sourceCode = sourceCode.replace("export = ts;", "");
     }
 
-    // TODO(ry) A terrible hack. Please remove ASAP.
-    for (let key of Object.keys(replacements)) {
-      let val = replacements[key];
-      sourceCode = sourceCode.replace(key, val);
-    }
-
     let sourceFile = ts.createSourceFile(fileName, sourceCode, languageVersion);
     sourceFile.moduleName = moduleName;
     return sourceFile;
diff --git a/deno_typescript/lib.rs b/deno_typescript/lib.rs
index cf4b39d09..a9b95421d 100644
--- a/deno_typescript/lib.rs
+++ b/deno_typescript/lib.rs
@@ -12,7 +12,6 @@ use deno::ModuleSpecifier;
 use deno::StartupData;
 pub use ops::EmitResult;
 use ops::WrittenFile;
-use std::collections::HashMap;
 use std::fs;
 use std::path::Path;
 use std::path::PathBuf;
@@ -78,12 +77,8 @@ impl TSIsolate {
     root_names: Vec<String>,
   ) -> Result<Arc<Mutex<TSState>>, ErrBox> {
     let root_names_json = serde_json::json!(root_names).to_string();
-    let source = &format!(
-      "main({:?}, {}, {})",
-      config_json.to_string(),
-      root_names_json,
-      preprocessor_replacements_json()
-    );
+    let source =
+      &format!("main({:?}, {})", config_json.to_string(), root_names_json);
     self.isolate.execute("<anon>", source)?;
     Ok(self.state.clone())
   }
@@ -269,20 +264,3 @@ pub fn trace_serializer() {
     deno::v8_set_flags(vec![dummy.clone(), "--trace-serializer".to_string()]);
   assert_eq!(r, vec![dummy]);
 }
-
-fn preprocessor_replacements_json() -> String {
-  /// BUILD_OS and BUILD_ARCH match the values in Deno.build. See js/build.ts.
-  #[cfg(target_os = "macos")]
-  static BUILD_OS: &str = "mac";
-  #[cfg(target_os = "linux")]
-  static BUILD_OS: &str = "linux";
-  #[cfg(target_os = "windows")]
-  static BUILD_OS: &str = "win";
-  #[cfg(target_arch = "x86_64")]
-  static BUILD_ARCH: &str = "x64";
-
-  let mut replacements = HashMap::new();
-  replacements.insert("DENO_REPLACE_OS", BUILD_OS);
-  replacements.insert("DENO_REPLACE_ARCH", BUILD_ARCH);
-  serde_json::json!(replacements).to_string()
-}