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module util;
import std.stdio;
import std.string;
import std.process;
enum byte MAXCOLS = 80;
void banner(const char ch, string s) {
string ruler;
byte i = 0;
while (i < MAXCOLS) {
ruler ~= ch;
i++;
}
string result;
string[] tmpstr = splitLines(wrap(s, MAXCOLS - 2, ch ~ " ", ch ~ " "));
foreach (idx, line; tmpstr) {
if (idx < tmpstr.length - 1) {
line ~= " \\";
}
result ~= line ~ "\n";
}
writeln(ruler);
write(result);
writeln(ruler);
}
static auto getenv(string[string] base=null, string preface=null) {
const char delim = '=';
char delim_line = '\n';
string[string] env;
string cmd = "env";
version (linux) {
cmd ~= " -0";
delim_line = '\0';
}
version (Windows) {
cmd = "set";
delim_line = "\r\n";
}
// Execute a command before dumping the environment
if (preface !is null) {
cmd = preface ~ " && " ~ cmd;
}
auto env_sh = executeShell(cmd, env=base);
if (env_sh.status) {
throw new Exception("Unable to read shell environment:" ~ env_sh.output);
}
foreach (string line; split(env_sh.output, delim_line)) {
if (line.empty) {
continue;
}
auto data = split(line, delim);
// Recombine extra '=' chars
if (data.length > 2) {
data[1] = join(data[1 .. $], delim);
}
env[data[0]] = data[1];
}
return env;
}
string safe_spec(string s) {
return "'" ~ s ~ "'";
}
string safe_install(string[] specs) {
string[] result;
foreach (record; specs) {
result ~= safe_spec(record);
}
return result.join(" ");
}
string safe_install(string specs) {
string[] result;
foreach (record; specs.split(" ")) {
result ~= safe_spec(record);
}
return result.join(" ");
}
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