std.experimental.testing.io

void writelnUt(T...)(T args);

Write if debug output was enabled. Not thread-safe in the sense that it will get printed out immediately and may overlap with other output. This is why the test runner forces single-threaded mode when debug mode is selected.

package @safe void addToOutput(ref string output, in string msg);

Adds to the test cases output so far or immediately prints

Parameters:

string output	The output to add to.
string msg	The string to add.

class WriterThread;

Thread to output to stdout

static WriterThread get();

Returns a reference to the only instance of this class.

void write(T...)(T args);

Writes the args in a thread-safe manner.

void writeln(T...)(T args);

Writes the args in a thread-safe manner and appends a newline.

void writelnGreen(T...)(T args);

Writes the args in a thread-safe manner in green (POSIX only). and appends a newline.

void writelnRed(T...)(T args);

Writes the args in a thread-safe manner in red (POSIX only) and appends a newline.

void writeRed(T...)(T args);

Writes the args in a thread-safe manner in red (POSIX only). and appends a newline.

void writeYellow(T...)(T args);

Writes the args in a thread-safe manner in yellow (POSIX only). and appends a newline.

static void start();

Creates the singleton instance and waits until it's ready.

void join();

Waits for the writer thread to terminate.