Opal-Estate-Pro/node_modules/string-template/index.js
2019-09-13 11:27:52 +07:00

35 lines
791 B
JavaScript

var nargs = /\{([0-9a-zA-Z]+)\}/g
var slice = Array.prototype.slice
module.exports = template
function template(string) {
var args
if (arguments.length === 2 && typeof arguments[1] === "object") {
args = arguments[1]
} else {
args = slice.call(arguments, 1)
}
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
}
})
}