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💡 Document print utility functions

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This commit is contained in:
Ben Chatelain 2022-10-08 14:22:42 -06:00
parent 0212a71adf
commit f54b1883c3
1 changed files with 4 additions and 0 deletions
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4
Sources/MasKit/Formatters/Utilities.swift
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@ -79,6 +79,7 @@ extension FileHandle: TextOutputStream {
}
}
/// Prints a message to stdout prefixed with a blue arrow.
func printInfo(_ message: String) {
guard isatty(fileno(stdout)) != 0 else {
print("==> \(message)")
@ -89,6 +90,7 @@ func printInfo(_ message: String) {
print("\(csi)1;34m==>\(csi)0m \(csi)1m\(message)\(csi)0m")
}
/// Prints a message to stderr prefixed with "Warning:" underlined in yellow.
public func printWarning(_ message: String) {
guard isatty(fileno(stderr)) != 0 else {
print("Warning: \(message)", to: &standardError)
@ -99,6 +101,7 @@ public func printWarning(_ message: String) {
print("\(csi)4;33mWarning:\(csi)0m \(message)", to: &standardError)
}
/// Prints a message to stderr prefixed with "Error:" underlined in red.
public func printError(_ message: String) {
guard isatty(fileno(stderr)) != 0 else {
print("Error: \(message)", to: &standardError)
@ -109,6 +112,7 @@ public func printError(_ message: String) {
print("\(csi)4;31mError:\(csi)0m \(message)", to: &standardError)
}
/// Flushes stdout.
func clearLine() {
guard isatty(fileno(stdout)) != 0 else {
return