Function hasNewlineInStringLiteral

pkg/workflow/expression_parser.go:466–484

hasNewlineInStringLiteral returns true if s contains an actual newline character (\n) that appears inside a single-quoted GitHub Actions expression string literal. This is used to determine whether the YAML `if:` value needs special encoding to preserve the newline (e.g. for matching bot comments th

(s string)

// This is used to determine whether the YAML `if:` value needs special encoding to
// preserve the newline (e.g. for matching bot comments that append metadata after a newline).
func hasNewlineInStringLiteral(s string) bool {
	inString := false
	i := 0
	for i < len(s) {
		ch := s[i]
		if ch == '\'' {
			// Handle escaped single-quote inside a string: ''
			if inString && i+1 < len(s) && s[i+1] == '\'' {
				i += 2 // skip both quotes, stay in string
				continue
			}
			inString = !inString
		} else if ch == '\n' && inString {
			return true
		}
		i++
	}
	return false
}

// escapeForYAMLDoubleQuoted escapes a string so it can be safely placed inside a YAML
// double-quoted scalar (i.e. wrapped with "...").  YAML double-quoted scalars interpret