}
				key, _ = strconv.Unquote(rawKey)
				rawValue = kv[len(rawKey)+1:]

			default:
				var ok bool
				key, rawValue, ok = strings.Cut(kv, "=")
				if !ok {
					return nil, fmt.Errorf("build line missing '=' after key")
				}
				if quoteKey(key) {
					return nil, fmt.Errorf("unquoted key %q must be quoted", key)
				}
			}

			var value string

		default:
			return exp, fmt.Errorf("bad header line: %q", s.Text())
		}
		return exp, nil
	}
	return exp, s.Err()
}

func parseMatcher(quoted string) (*regexp.Regexp, error) {
	pattern, err := strconv.Unquote(quoted)
	if err != nil {
		return nil, fmt.Errorf("malformed pattern: not correctly quoted: %s: %v", quoted, err)
	}
	matcher, err := regexp.Compile(pattern)
	if err != nil {

			}
			format := call.ArgList[errorfFormatIndex]
			syntax.Inspect(format, func(n syntax.Node) bool {
				if lit, _ := n.(*syntax.BasicLit); lit != nil && lit.Kind == syntax.StringLit {
					if s, err := strconv.Unquote(lit.Value); err == nil {
						if !balancedParentheses(s) {
							t.Errorf("%s: unbalanced parentheses/brackets", lit.Pos())
						}
					}
					return false
				}
				return true
			})
			return false

			if err != nil {
				t.Fatal(err)
			}
			imps := findImportGroupStarts1(file.Imports)
			got := make([]string, len(imps))
			for i, imp := range imps {
				got[i], err = strconv.Unquote(imp.Path.Value)
				if err != nil {
					t.Fatal(err)
				}
			}
			if !reflect.DeepEqual(got, test.want) {
				t.Errorf("got %v, want %v", got, test.want)
			}
		})
	}

		if !explicitFiles && !ShouldBuild(data, tags) {
			continue
		}
		numFiles++
		m := imports
		if strings.HasSuffix(name, "_test.go") {
			m = testImports
		}
		for _, p := range list {
			q, err := strconv.Unquote(p)
			if err != nil {
				continue
			}
			m[q] = true
		}
	}
	if numFiles == 0 {
		return nil, nil, ErrNoGo
	}
	return keys(imports), keys(testImports), nil
}

	var importSpec *ast.ImportSpec
	walk(f, func(n any) {
		if importSpec != nil {
			return
		}
		spec, ok := n.(*ast.ImportSpec)
		if !ok {
			return
		}
		path, err := strconv.Unquote(spec.Path.Value)
		if err != nil {
			return
		}
		if path == "golang.org/x/tools/go/exact" {
			importSpec = spec
		}

	})
	if importSpec == nil {
		return false
	}

		if strings.Contains(flag, "$") {
			f := `"` + field[1] + `"`
			if field[1], err = strconv.Unquote(f); err != nil {
				t.Errorf("%s:%d: cannot unquote %s", file, lineno, f)
			}
			f = `"` + field[2] + `"`
			if field[2], err = strconv.Unquote(f); err != nil {
				t.Errorf("%s:%d: cannot unquote %s", file, lineno, f)
			}
		}

		//   Field 2: the regular expression pattern; SAME uses the pattern from

        }

        return result.toArray(new String[result.size()]);
    }

    private static String unQuoteUnEscape(final String original) {
        String result = original;

        // Unquote
        if (result.indexOf('\"') >= 0) {
            final Matcher m = QUOTE_REPLACE_PATTERN.matcher(original);
            if (m.matches()) {
                result = m.group(1);
            }

at 2018-02-19T17:51:24-05:00
	# README.md at this commit lacked a trailing newline, so 'git apply' can't
	# seem to apply it correctly as a patch. Instead, we use 'echo -e' to write
	# the exact contents.

			c = c - 'A' + 10
		default:
			return -1
		}
		r = r*16 + rune(c)
	}
	return r
}

// unquote converts a quoted JSON string literal s into an actual string t.
// The rules are different than for Go, so cannot use strconv.Unquote.
func unquote(s []byte) (t string, ok bool) {
	s, ok = unquoteBytes(s)
	t = string(s)
	return
}

// unquoteBytes should be an internal detail,