123456789101112131415161718192021222324252627282930313233343536 |
- var nargs = /\{([0-9a-zA-Z_]+)\}/g
- module.exports = template
- function template(string) {
- var args
- if (arguments.length === 2 && typeof arguments[1] === "object") {
- args = arguments[1]
- } else {
- args = new Array(arguments.length - 1)
- for (var i = 1; i < arguments.length; ++i) {
- args[i - 1] = arguments[i]
- }
- }
- if (!args || !args.hasOwnProperty) {
- args = {}
- }
- return string.replace(nargs, function replaceArg(match, i, index) {
- var result
- if (string[index - 1] === "{" &&
- string[index + match.length] === "}") {
- return i
- } else {
- result = args.hasOwnProperty(i) ? args[i] : null
- if (result === null || result === undefined) {
- return ""
- }
- return result
- }
- })
- }
|