Commit

1 files changed, 142 insertions, 0 deletions

diff --git a/src/node_modules/string-template/compile.js b/src/node_modules/string-template/compile.js
new file mode 100644
index 0000000..9ae058a
--- /dev/null
+++ b/src/node_modules/string-template/compile.js
@@ -0,0 +1,142 @@
+var template = require("./index")
+
+var whitespaceRegex = /["'\\\n\r\u2028\u2029]/g
+var nargs = /\{[0-9a-zA-Z]+\}/g
+
+var replaceTemplate =
+"    var args\n" +
+"    var result\n" +
+"    if (arguments.length === 1 && typeof arguments[0] === \"object\") {\n" +
+"        args = arguments[0]\n" +
+"    } else {\n" +
+"        args = arguments" +
+"    }\n\n" +
+"    if (!args || !(\"hasOwnProperty\" in args)) {\n" +
+"       args = {}\n" +
+"    }\n\n" +
+"    return {0}"
+
+var literalTemplate = "\"{0}\""
+var argTemplate = "(result = args.hasOwnProperty(\"{0}\") ? " +
+    "args[\"{0}\"] : null, \n        " +
+    "(result === null || result === undefined) ? \"\" : result)"
+
+module.exports = compile
+
+function compile(string, inline) {
+    var replacements = string.match(nargs) || []
+    var interleave = string.split(nargs)
+    var replace = []
+
+    for (var i = 0; i < interleave.length; i++) {
+        var current = interleave[i]
+        var replacement = replacements[i]
+        var escapeLeft = current.charAt(current.length - 1)
+        var escapeRight = (interleave[i + 1] || "").charAt(0)
+
+        if (replacement) {
+            replacement = replacement.substring(1, replacement.length - 1)
+        }
+
+        if (escapeLeft === "{" && escapeRight === "}") {
+            replace.push(current + replacement)
+        } else {
+            replace.push(current)
+            if (replacement) {
+                replace.push({ name: replacement })
+            }
+        }
+    }
+
+    var prev = [""]
+
+    for (var j = 0; j < replace.length; j++) {
+        var curr = replace[j]
+
+        if (String(curr) === curr) {
+            var top = prev[prev.length - 1]
+
+            if (String(top) === top) {
+                prev[prev.length - 1] = top + curr
+            } else {
+                prev.push(curr)
+            }
+        } else {
+            prev.push(curr)
+        }
+    }
+
+    replace = prev
+
+    if (inline) {
+        for (var k = 0; k < replace.length; k++) {
+            var token = replace[k]
+
+            if (String(token) === token) {
+                replace[k] = template(literalTemplate, escape(token))
+            } else {
+                replace[k] = template(argTemplate, escape(token.name))
+            }
+        }
+
+        var replaceCode = replace.join(" +\n    ")
+        var compiledSource = template(replaceTemplate, replaceCode)
+        return new Function(compiledSource)
+    }
+
+    return function template() {
+        var args
+
+        if (arguments.length === 1 && typeof arguments[0] === "object") {
+            args = arguments[0]
+        } else {
+            args = arguments
+        }
+
+        if (!args || !("hasOwnProperty" in args)) {
+            args = {}
+        }
+
+        var result = []
+
+        for (var i = 0; i < replace.length; i++) {
+            if (i % 2 === 0) {
+                result.push(replace[i])
+            } else {
+                var argName = replace[i].name
+                var arg = args.hasOwnProperty(argName) ? args[argName] : null
+                if (arg !== null || arg !== undefined) {
+                    result.push(arg)
+                }
+            }
+        }
+
+        return result.join("")
+    }
+}
+
+function escape(string) {
+    string = '' + string
+    return string.replace(whitespaceRegex, escapedWhitespace)
+}
+
+function escapedWhitespace(character) {
+    // Escape all characters not included in SingleStringCharacters and
+    // DoubleStringCharacters on
+    // http://www.ecma-international.org/ecma-262/5.1/#sec-7.8.4
+    switch (character) {
+        case '"':
+        case "'":
+        case '\\':
+            return '\\' + character
+        // Four possible LineTerminator characters need to be escaped:
+        case '\n':
+            return '\\n'
+        case '\r':
+            return '\\r'
+        case '\u2028':
+            return '\\u2028'
+        case '\u2029':
+            return '\\u2029'
+    }
+}