Write errors to standard error

stoeffn · Feb 6, 2018 · 40a4878 · 40a4878
1 parent 69d6862
commit 40a4878
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Showing 4 changed files with 9 additions and 2 deletions.
diff --git a/Pseudo/Application.m b/Pseudo/Application.m
@@ -68,7 +68,7 @@ - (BOOL) executeFilesAtFilePaths: (NSArray<NSString *> *) filePaths {
     }];
 
     if (error) {
-        [PSConsole writeString: [[NSString alloc] initWithFormat: @"%@\n", error.localizedDescription]];
+        [PSConsole writeErrorString: [[NSString alloc] initWithFormat: @"%@\n", error.localizedDescription]];
         return NO;
     }
 

diff --git a/PseudoKit/PSConsole.h b/PseudoKit/PSConsole.h
@@ -22,4 +22,6 @@
 
 + (void) writeString: (nonnull NSString *) string;
 
++ (void) writeErrorString: (nonnull NSString *) string;
+
 @end
diff --git a/PseudoKit/PSConsole.m b/PseudoKit/PSConsole.m
@@ -31,6 +31,11 @@ + (void) writeString: (nonnull NSString *) string {
     [NSFileHandle.fileHandleWithStandardOutput writeData: data];
 }
 
++ (void) writeErrorString: (nonnull NSString *) string {
+    NSData *data = [string dataUsingEncoding: NSUTF8StringEncoding];
+    [NSFileHandle.fileHandleWithStandardError writeData: data];
+}
+
 #pragma mark - Constants
 
 + (nonnull NSCharacterSet *) illegalAndControlCharacterSet {

diff --git a/PseudoKit/REPL/PSREPL.m b/PseudoKit/REPL/PSREPL.m
@@ -105,7 +105,7 @@ - (void) handleREPLInput: (NSString *) input {
     [self.buffer removeAllObjects];
 
     if (error) {
-        return [PSConsole writeString: [[NSString alloc] initWithFormat: @"%@\n", error.localizedDescription]];
+        return [PSConsole writeErrorString: [[NSString alloc] initWithFormat: @"%@\n", error.localizedDescription]];
     }
 
     if (result && result.length > 0) {
Original file line number	Diff line number	Diff line change
Expand Up		@@ -22,4 +22,6 @@

		+ (void) writeString: (nonnull NSString *) string;

		+ (void) writeErrorString: (nonnull NSString *) string;

		@end