diff options
Diffstat (limited to 'deps/npm/node_modules/fstream/examples/pipe.js')
-rw-r--r-- | deps/npm/node_modules/fstream/examples/pipe.js | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/deps/npm/node_modules/fstream/examples/pipe.js b/deps/npm/node_modules/fstream/examples/pipe.js new file mode 100644 index 0000000000..b08d79481b --- /dev/null +++ b/deps/npm/node_modules/fstream/examples/pipe.js @@ -0,0 +1,113 @@ +var fstream = require("../fstream.js") +var path = require("path") + +var r = fstream.Reader({ path: path.dirname(__dirname) + , filter: function () { + return !this.basename.match(/^\./) && + !this.basename.match(/^node_modules$/) + !this.basename.match(/^deep-copy$/) + } + }) + +var w = fstream.Writer({ path: path.resolve(__dirname, "deep-copy") + , type: "Directory" + }) + +var indent = "" +var escape = {} + +r.on("entry", appears) +//r.on("ready", function () { +// appears(r) +//}) + +function appears (entry) { + console.error(indent + "a %s appears!", entry.type, entry.basename) + if (foggy) { + console.error("FOGGY!") + var p = entry + do { + console.error(p.depth, p.path, p._paused) + } while (p = p.parent) + + throw new Error("\033[mshould not have entries while foggy") + } + indent += "\t" + entry.on("data", missile(entry)) + entry.on("end", runaway(entry)) + entry.on("entry", appears) +} + +var foggy +function missile (entry) { + if (entry.type === "Directory") { + var ended = false + entry.once("end", function () { ended = true }) + return function (c) { + // throw in some pathological pause()/resume() behavior + // just for extra fun. + process.nextTick(function () { + if (!foggy && !ended) { // && Math.random() < 0.3) { + console.error(indent +"%s casts a spell", entry.basename) + console.error("\na slowing fog comes over the battlefield...\n\033[32m") + entry.pause() + entry.once("resume", liftFog) + foggy = setTimeout(liftFog, 10) + + function liftFog (who) { + if (!foggy) return + if (who) { + console.error("%s breaks the spell!", who && who.path) + } else { + console.error("the spell expires!") + } + console.error("\033[mthe fog lifts!\n") + clearTimeout(foggy) + foggy = null + if (entry._paused) entry.resume() + } + + } + }) + } + } + + return function (c) { + var e = Math.random() < 0.5 + console.error(indent + "%s %s for %d damage!", + entry.basename, + e ? "is struck" : "fires a chunk", + c.length) + } +} + +function runaway (entry) { return function () { + var e = Math.random() < 0.5 + console.error(indent + "%s %s", + entry.basename, + e ? "turns to flee" : "is vanquished!") + indent = indent.slice(0, -1) +}} + + +w.on("entry", attacks) +//w.on("ready", function () { attacks(w) }) +function attacks (entry) { + console.error(indent + "%s %s!", entry.basename, + entry.type === "Directory" ? "calls for backup" : "attacks") + entry.on("entry", attacks) +} + +ended = false +r.on("end", function () { + if (foggy) clearTimeout(foggy) + console.error("\033[mIT'S OVER!!") + console.error("A WINNAR IS YOU!") + ended = true +}) + +process.on("exit", function () { + console.error("ended? "+ended) +}) +r.pipe(w) + |