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-rw-r--r--deps/npm/node_modules/abbrev/lib/abbrev.js106
1 files changed, 106 insertions, 0 deletions
diff --git a/deps/npm/node_modules/abbrev/lib/abbrev.js b/deps/npm/node_modules/abbrev/lib/abbrev.js
new file mode 100644
index 0000000000..037de2d8da
--- /dev/null
+++ b/deps/npm/node_modules/abbrev/lib/abbrev.js
@@ -0,0 +1,106 @@
+
+module.exports = exports = abbrev.abbrev = abbrev
+
+abbrev.monkeyPatch = monkeyPatch
+
+function monkeyPatch () {
+ Array.prototype.abbrev = function () { return abbrev(this) }
+ Object.prototype.abbrev = function () { return abbrev(Object.keys(this)) }
+}
+
+function abbrev (list) {
+ if (arguments.length !== 1 || !Array.isArray(list)) {
+ list = Array.prototype.slice.call(arguments, 0)
+ }
+ for (var i = 0, l = list.length, args = [] ; i < l ; i ++) {
+ args[i] = typeof list[i] === "string" ? list[i] : String(list[i])
+ }
+
+ // sort them lexicographically, so that they're next to their nearest kin
+ args = args.sort(lexSort)
+
+ // walk through each, seeing how much it has in common with the next and previous
+ var abbrevs = {}
+ , prev = ""
+ for (var i = 0, l = args.length ; i < l ; i ++) {
+ var current = args[i]
+ , next = args[i + 1] || ""
+ , nextMatches = true
+ , prevMatches = true
+ if (current === next) continue
+ for (var j = 0, cl = current.length ; j < cl ; j ++) {
+ var curChar = current.charAt(j)
+ nextMatches = nextMatches && curChar === next.charAt(j)
+ prevMatches = prevMatches && curChar === prev.charAt(j)
+ if (nextMatches || prevMatches) continue
+ else {
+ j ++
+ break
+ }
+ }
+ prev = current
+ if (j === cl) {
+ abbrevs[current] = current
+ continue
+ }
+ for (var a = current.substr(0, j) ; j <= cl ; j ++) {
+ abbrevs[a] = current
+ a += current.charAt(j)
+ }
+ }
+ return abbrevs
+}
+
+function lexSort (a, b) {
+ return a === b ? 0 : a > b ? 1 : -1
+}
+
+
+// tests
+if (module === require.main) {
+
+var assert = require("assert")
+ , sys
+sys = require("util")
+
+console.log("running tests")
+function test (list, expect) {
+ var actual = abbrev(list)
+ assert.deepEqual(actual, expect,
+ "abbrev("+sys.inspect(list)+") === " + sys.inspect(expect) + "\n"+
+ "actual: "+sys.inspect(actual))
+ actual = abbrev.apply(exports, list)
+ assert.deepEqual(abbrev.apply(exports, list), expect,
+ "abbrev("+list.map(JSON.stringify).join(",")+") === " + sys.inspect(expect) + "\n"+
+ "actual: "+sys.inspect(actual))
+}
+
+test([ "ruby", "ruby", "rules", "rules", "rules" ],
+{ rub: 'ruby'
+, ruby: 'ruby'
+, rul: 'rules'
+, rule: 'rules'
+, rules: 'rules'
+})
+test(["fool", "foom", "pool", "pope"],
+{ fool: 'fool'
+, foom: 'foom'
+, poo: 'pool'
+, pool: 'pool'
+, pop: 'pope'
+, pope: 'pope'
+})
+test(["a", "ab", "abc", "abcd", "abcde", "acde"],
+{ a: 'a'
+, ab: 'ab'
+, abc: 'abc'
+, abcd: 'abcd'
+, abcde: 'abcde'
+, ac: 'acde'
+, acd: 'acde'
+, acde: 'acde'
+})
+
+console.log("pass")
+
+}